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-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/AbstractLifecycle.java77
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-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/Lifecycle.java69
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/ObjectCreationException.java56
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/ObjectFactory.java35
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/QualifiedName.java96
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/annotation/Autowire.java46
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/bootstrap/ComponentNames.java70
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/bootstrap/RuntimeComponent.java55
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BindingBuilder.java57
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-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/MissingWireTargetException.java36
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/ScopeNotFoundException.java29
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/WiringException.java124
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AbstractSCAObject.java134
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AtomicComponent.java126
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Component.java100
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentException.java52
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentRegistrationException.java45
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentRuntimeException.java54
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/CompositeComponent.java156
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/DuplicateNameException.java36
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/IllegalTargetException.java33
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/InvalidAutowireInterface.java31
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/InvalidConversationSequenceException.java31
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/PersistenceException.java41
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/PrepareException.java35
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-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Reference.java34
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ReferenceBinding.java88
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAExternalizable.java43
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObject.java73
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObjectStartException.java33
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObjectStopException.java33
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeContainer.java87
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeContainerMonitor.java36
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeRegistry.java43
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Service.java52
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ServiceBinding.java95
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetDestructionException.java40
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetException.java50
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInitializationException.java39
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInvocationException.java43
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInvokerCreationException.java50
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetNotFoundException.java36
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetResolutionException.java43
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/WorkContext.java116
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataBinding.java99
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-rwxr-xr-xsca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataPipe.java44
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/ExceptionHandler.java57
-rwxr-xr-xsca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/Mediator.java67
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/PullTransformer.java36
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/PushTransformer.java34
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/SimpleTypeMapper.java44
-rwxr-xr-xsca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformationContext.java72
-rwxr-xr-xsca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformationException.java46
-rwxr-xr-xsca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/Transformer.java49
-rwxr-xr-xsca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformerRegistry.java75
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/WrapperHandler.java55
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/DOMHelper.java69
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/DataBindingExtension.java166
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/Java2SimpleTypeTransformer.java60
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/SimpleType2JavaTransformer.java63
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/SimpleTypeMapperExtension.java392
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-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/XSDDataTypeConverter.java940
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ArtifactResolver.java84
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-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionRepository.java78
-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/Deployer.java62
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-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/AbstractEventPublisher.java83
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-rw-r--r--sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireService.java157
271 files changed, 20123 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/AbstractLifecycle.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/AbstractLifecycle.java
new file mode 100644
index 0000000000..e8597a55fc
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/AbstractLifecycle.java
@@ -0,0 +1,77 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi;
+
+/**
+ * Base class providing a simple implementation of Lifecycle.
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class AbstractLifecycle implements Lifecycle {
+ protected volatile int lifecycleState = UNINITIALIZED;
+
+ public int getLifecycleState() {
+ return lifecycleState;
+ }
+
+ /**
+ * Set the current state of the Lifecycle.
+ *
+ * @param lifecycleState the new state
+ */
+ protected void setLifecycleState(int lifecycleState) {
+ this.lifecycleState = lifecycleState;
+ }
+
+ public void start() {
+ setLifecycleState(RUNNING);
+ }
+
+ public void stop() {
+ setLifecycleState(STOPPED);
+ }
+
+ /**
+ * Returns the current lifecycle as a String (for example, "RUNNING").
+ *
+ * @return the current lifecycle as a String
+ */
+ public String toString() {
+ switch (lifecycleState) {
+ case Lifecycle.CONFIG_ERROR:
+ return "CONFIG_ERROR";
+ case Lifecycle.ERROR:
+ return "ERROR";
+ case Lifecycle.INITIALIZING:
+ return "INITIALIZING";
+ case Lifecycle.INITIALIZED:
+ return "INITIALIZED";
+ case Lifecycle.RUNNING:
+ return "RUNNING";
+ case Lifecycle.STOPPING:
+ return "STOPPING";
+ case Lifecycle.STOPPED:
+ return "STOPPED";
+ case Lifecycle.UNINITIALIZED:
+ return "UNINITIALIZED";
+ default:
+ return "UNKNOWN";
+ }
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/CoreRuntimeException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/CoreRuntimeException.java
new file mode 100644
index 0000000000..641a4e5d21
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/CoreRuntimeException.java
@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi;
+
+import org.apache.tuscany.api.TuscanyRuntimeException;
+
+/**
+ * The root exception for the runtime package. Exceptions occurring in the runtime are generally non-recoverable
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class CoreRuntimeException extends TuscanyRuntimeException {
+
+ public CoreRuntimeException() {
+ super();
+ }
+
+ public CoreRuntimeException(String message) {
+ super(message);
+ }
+
+
+ protected CoreRuntimeException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public CoreRuntimeException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+
+ protected CoreRuntimeException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public CoreRuntimeException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/InvalidNameException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/InvalidNameException.java
new file mode 100644
index 0000000000..28bc8652b2
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/InvalidNameException.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi;
+
+/**
+ * Denotes an invalid name
+ *
+ * @version $Rev$ $Date$
+ */
+public class InvalidNameException extends CoreRuntimeException {
+
+ public InvalidNameException() {
+ super();
+ }
+
+ public InvalidNameException(String message) {
+ super(message);
+ }
+
+ public InvalidNameException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public InvalidNameException(Throwable cause) {
+ super(cause);
+ }
+
+}
+
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/Lifecycle.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/Lifecycle.java
new file mode 100644
index 0000000000..e8a0448e44
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/Lifecycle.java
@@ -0,0 +1,69 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi;
+
+/**
+ * Implementations adhere to runtime lifecycle semantics
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Lifecycle {
+ /* A configuration error state */
+ int CONFIG_ERROR = -1;
+ /* Has not been initialized */
+ int UNINITIALIZED = 0;
+ /* In the process of being configured and initialized */
+ int INITIALIZING = 1;
+ /* Instantiated and configured */
+ int INITIALIZED = 2;
+ /* Configured and initialized */
+ int RUNNING = 4;
+ /* In the process of being shutdown */
+ int STOPPING = 5;
+ /* Has been shutdown and removed from the composite */
+ int STOPPED = 6;
+ /* In an error state */
+ int ERROR = 7;
+
+ /**
+ * Returns the lifecycle state
+ *
+ * @see #UNINITIALIZED
+ * @see #INITIALIZING
+ * @see #INITIALIZED
+ * @see #RUNNING
+ * @see #STOPPING
+ * @see #STOPPED
+ */
+ int getLifecycleState();
+
+ /**
+ * Starts the Lifecycle.
+ *
+ * @throws CoreRuntimeException
+ */
+ void start() throws CoreRuntimeException;
+
+ /**
+ * Stops the Lifecycle.
+ *
+ * @throws CoreRuntimeException
+ */
+ void stop() throws CoreRuntimeException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/ObjectCreationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/ObjectCreationException.java
new file mode 100644
index 0000000000..580e928000
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/ObjectCreationException.java
@@ -0,0 +1,56 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi;
+
+import org.apache.tuscany.api.TuscanyRuntimeException;
+
+/**
+ * Denotes an error creating a new object instance
+ *
+ * @version $Rev$ $Date$
+ */
+public class ObjectCreationException extends TuscanyRuntimeException {
+ private static final long serialVersionUID = -6423113430265944499L;
+
+ public ObjectCreationException() {
+ super();
+ }
+
+ public ObjectCreationException(String message) {
+ super(message);
+ }
+
+ public ObjectCreationException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public ObjectCreationException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public ObjectCreationException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public ObjectCreationException(Throwable cause) {
+ super(cause);
+ }
+
+}
+
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/ObjectFactory.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/ObjectFactory.java
new file mode 100644
index 0000000000..d505e14f61
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/ObjectFactory.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi;
+
+/**
+ * Implementations create new instances of a particular type
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ObjectFactory<T> {
+
+ /**
+ * Return a instance of the type that this factory creates.
+ *
+ * @return a instance from this factory
+ */
+ T getInstance() throws ObjectCreationException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/QualifiedName.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/QualifiedName.java
new file mode 100644
index 0000000000..575f69db18
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/QualifiedName.java
@@ -0,0 +1,96 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi;
+
+/**
+ * An evaluated name consisting of a part/port pair. In the runtime, a part generally 'contains' or 'provides' ports
+ * such as a component/service point or a component/reference pair.
+ *
+ * @version $Rev$ $Date$
+ */
+public class QualifiedName {
+ public static final String NAME_SEPARATOR = "/";
+
+ private String qName;
+ private String partName;
+ private String portName;
+
+ /**
+ * Constructs a new qualified name in the form of part/port where part is the parent context and port represents a
+ * child, which is either a service in the case of an atomic context or a contained context in the case of a
+ * composite.
+ *
+ * @throws InvalidNameException if the name is in an invalid format
+ */
+ public QualifiedName(String qualifiedName) throws InvalidNameException {
+ if (qualifiedName == null) {
+ return;
+ }
+ int pos = qualifiedName.indexOf(QualifiedName.NAME_SEPARATOR);
+ switch (pos) {
+ case-1:
+ partName = qualifiedName;
+ break;
+ case 0:
+ throw new InvalidNameException(qualifiedName);
+ default:
+ partName = qualifiedName.substring(0, pos);
+ portName = qualifiedName.substring(pos + 1);
+ break;
+ }
+ qName = qualifiedName;
+ }
+
+ /**
+ * Constructs a qualified name using the given part/port combination
+ *
+ * @param partName the part name
+ * @param portName the port name
+ */
+ public QualifiedName(String partName, String portName) {
+ this.partName = partName;
+ this.portName = portName;
+ this.qName = partName + '/' + portName;
+ }
+
+ /**
+ * Returns the parsed part name
+ */
+ public String getPartName() {
+ return partName;
+ }
+
+ /**
+ * Returns the parsed port name if the original is of the compound for part/port
+ */
+ public String getPortName() {
+ return portName;
+ }
+
+ /**
+ * Returns the full part/port name pair
+ */
+ public String getQualifiedName() {
+ return qName;
+ }
+
+ public String toString() {
+ return qName;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/annotation/Autowire.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/annotation/Autowire.java
new file mode 100644
index 0000000000..0e48f1bc1b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/annotation/Autowire.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.annotation;
+
+import static java.lang.annotation.ElementType.FIELD;
+import static java.lang.annotation.ElementType.METHOD;
+import static java.lang.annotation.ElementType.PARAMETER;
+import java.lang.annotation.Retention;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+import java.lang.annotation.Target;
+
+/**
+ * A system annotation to inject an autowired instance
+ *
+ * @version $Rev$ $Date$
+ */
+@Target({METHOD, FIELD, PARAMETER})
+@Retention(RUNTIME)
+public @interface Autowire {
+ /**
+ * The name of the autowire. If not specified then the name will be derived from the annotated field.
+ */
+ String name() default "";
+
+ /**
+ * Indicates if a reference must be specified.
+ */
+ boolean required() default true;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/bootstrap/ComponentNames.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/bootstrap/ComponentNames.java
new file mode 100644
index 0000000000..fed2898102
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/bootstrap/ComponentNames.java
@@ -0,0 +1,70 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.bootstrap;
+
+/**
+ * Class that defines the names of well known component
+ *
+ * @version $Rev$ $Date$
+ */
+public final class ComponentNames {
+ /**
+ * The name of the component that forms the root of the runtime tree.
+ */
+ public static final String TUSCANY_RUNTIME = "tuscany.runtime";
+
+ /**
+ * The name of the component that is the root of the application composite tree.
+ */
+ public static final String TUSCANY_APPLICATION_ROOT = "tuscany.root.application";
+
+ /**
+ * The name of the component that is the root of the system composite tree.
+ */
+ public static final String TUSCANY_SYSTEM_ROOT = "tuscany.root.system";
+
+ /**
+ * The name of the top-level component in the system composite tree.
+ */
+ public static final String TUSCANY_SYSTEM = "tuscany.system";
+
+ /**
+ * The name of the component that contains the deployer.
+ */
+ public static final String TUSCANY_DEPLOYER = "deployer";
+
+ /**
+ * The name of the component that contains the deployer.
+ */
+ public static final String TUSCANY_WIRE_SERVICE = "wireService";
+
+ /**
+ * The name of the component that contains the contribution service.
+ */
+ public static final String TUSCANY_CONTRIBUTION_SERVICE = "contributionService";
+
+ /**
+ * The name of the component that contains the assmebly service.
+ */
+ public static final String TUSCANY_ASSEMBLY_SERVICE = "assemblyService";
+
+ private ComponentNames() {
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/bootstrap/RuntimeComponent.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/bootstrap/RuntimeComponent.java
new file mode 100644
index 0000000000..6e0184fbd6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/bootstrap/RuntimeComponent.java
@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.bootstrap;
+
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.component.TargetException;
+import org.apache.tuscany.spi.deployer.Deployer;
+
+/**
+ * Interface that represents the Tuscany runtime.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeComponent extends CompositeComponent {
+ /**
+ * Returns the component that forms the root of the user component tree. All user components will be managed by
+ * composites that are children of this root.
+ *
+ * @return the root of the user component tree
+ */
+ CompositeComponent getRootComponent();
+
+ /**
+ * Returns the component that forms the root of the system component tree. All system components, components that
+ * provide system services needed by the Tuscany runtime itself, will be managed by composites that are children of
+ * this root.
+ *
+ * @return the root of the system component tree
+ */
+ CompositeComponent getSystemComponent();
+
+ /**
+ * Returns the deployer for this runtime. This interface can be used to deploy new SCA bundles to the runtime.
+ *
+ * @return the deployer for this runtime
+ * @throws TargetException if there is an error returning the deployer
+ */
+ Deployer getDeployer() throws TargetException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BindingBuilder.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BindingBuilder.java
new file mode 100644
index 0000000000..3e2ee38d35
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BindingBuilder.java
@@ -0,0 +1,57 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.component.ReferenceBinding;
+import org.apache.tuscany.spi.component.ServiceBinding;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.model.BindingDefinition;
+import org.apache.tuscany.spi.model.AbstractReferenceDefinition;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+
+/**
+ * Responsible for processing a service or reference in an assembly configured with a particular binding. The builder
+ * will create and return corresponding {@link org.apache.tuscany.spi.component.ServiceBinding} or {@link
+ * org.apache.tuscany.spi.component.ReferenceBinding}
+ *
+ * @version $Rev$ $Date$
+ */
+public interface BindingBuilder<B extends BindingDefinition> {
+
+ /**
+ * Creates a service binding
+ *
+ * @param parent the containing composite component
+ * @param serviceDefinition the service the binding is configured for
+ * @param bindingDefinition the binding definition
+ * @param deploymentContext the current deployment context
+ * @return a service binding
+ * @throws BuilderException
+ */
+ ServiceBinding build(CompositeComponent parent,
+ ServiceDefinition serviceDefinition,
+ B bindingDefinition,
+ DeploymentContext deploymentContext) throws BuilderException;
+
+ ReferenceBinding build(CompositeComponent parent,
+ AbstractReferenceDefinition boundReferenceDefinition,
+ B bindingDefinition,
+ DeploymentContext deploymentContext) throws BuilderException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/Builder.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/Builder.java
new file mode 100644
index 0000000000..0e11c93d8d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/Builder.java
@@ -0,0 +1,86 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+import org.apache.tuscany.spi.component.Component;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.component.Reference;
+import org.apache.tuscany.spi.component.SCAObject;
+import org.apache.tuscany.spi.component.Service;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.model.ComponentDefinition;
+import org.apache.tuscany.spi.model.Implementation;
+import org.apache.tuscany.spi.model.ModelObject;
+import org.apache.tuscany.spi.model.AbstractReferenceDefinition;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+
+/**
+ * Implementations build <code>SCAObject</code> types from model objects.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Builder {
+ /**
+ * Builds a <code>Component</code> from a <code>ComponentDefinition</code>
+ *
+ * @param parent the composite that will be the parent of the newly built component
+ * @param definition the component definition as parsed from an SCA assembly
+ * @param context the current deployment context
+ * @return the newly created component
+ * @throws BuilderException
+ */
+ <I extends Implementation<?>> Component build(CompositeComponent parent,
+ ComponentDefinition<I> definition,
+ DeploymentContext context) throws BuilderException;
+
+ /**
+ * Builds a <code>Service</code> and its bindings from a <code>ServiceDefinition</code>
+ *
+ * @param parent the composite that will be the parent of the newly built service
+ * @param definition the service definition as parsed from an SCA assembly
+ * @param context the current deployment context
+ * @return the newly created service
+ * @throws BuilderException
+ */
+ Service build(CompositeComponent parent, ServiceDefinition definition, DeploymentContext context)
+ throws BuilderException;
+
+ /**
+ * Builds a <code>Reference</code> and its bindings from a <code>ReferenceDefinition</code>
+ *
+ * @param parent the composite that will be the parent of the newly built reference
+ * @param definition the reference definition as parsed from an SCA assembly
+ * @param context the current deployment context
+ * @return the newly created reference
+ * @throws BuilderException
+ */
+ Reference build(CompositeComponent parent, AbstractReferenceDefinition definition, DeploymentContext context)
+ throws BuilderException;
+
+ /**
+ * Builds a <code>SCAObject</code>
+ * @param parent
+ * @param modelObject
+ * @param context
+ * @return
+ * @throws BuilderException
+ */
+ SCAObject build(SCAObject parent, ModelObject modelObject, DeploymentContext context)
+ throws BuilderException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderConfigException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderConfigException.java
new file mode 100644
index 0000000000..6e9f2ef95d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderConfigException.java
@@ -0,0 +1,48 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+/**
+ * Represents an error processing an assembly model
+ *
+ * @version $Rev$ $Date$
+ */
+public class BuilderConfigException extends BuilderException {
+
+ public BuilderConfigException() {
+ super();
+ }
+
+ public BuilderConfigException(String message) {
+ super(message);
+ }
+
+ public BuilderConfigException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public BuilderConfigException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public BuilderConfigException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderException.java
new file mode 100644
index 0000000000..846d52492c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderException.java
@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * The root exception for the builder package. Builder exceptions denote a non-recoverable failure.
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class BuilderException extends TuscanyException {
+
+ public BuilderException() {
+ super();
+ }
+
+ public BuilderException(String message) {
+ super(message);
+ }
+
+
+ protected BuilderException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public BuilderException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ protected BuilderException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public BuilderException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderInstantiationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderInstantiationException.java
new file mode 100644
index 0000000000..30957635db
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderInstantiationException.java
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+/**
+ * Denotes an error instantiating an <code>SCAObject</code>
+ *
+ * @version $Rev$ $Date$
+ */
+public class BuilderInstantiationException extends BuilderException {
+
+ public BuilderInstantiationException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public BuilderInstantiationException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public BuilderInstantiationException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderRegistry.java
new file mode 100644
index 0000000000..8d94ed1ebd
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/BuilderRegistry.java
@@ -0,0 +1,85 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+import org.apache.tuscany.spi.component.SCAObject;
+import org.apache.tuscany.spi.model.BindingDefinition;
+import org.apache.tuscany.spi.model.Implementation;
+import org.apache.tuscany.spi.model.ModelObject;
+
+/**
+ * Maintains a registry of builders in the runtime, dispatching to the
+ * appropriate one as an assembly model is processed into runtime artifacts
+ *
+ * @version $Rev$ $Date$
+ */
+public interface BuilderRegistry extends Builder {
+
+ /**
+ * Register a builder for an implementation type.
+ *
+ * @param implClass the type of implementation that this builder can handle
+ * @param builder the builder to be registered
+ */
+ <I extends Implementation<?>> void register(Class<I> implClass, ComponentBuilder<I> builder);
+
+ /**
+ * Unregister a builder for an implementation type.
+ *
+ * @param implClass the implementation whose builder should be unregistered
+ */
+ <I extends Implementation<?>> void unregisterComponentBuilder(Class<I> implClass);
+
+ // FIXME: We need to provide unregister() for other builders
+
+ /**
+ * Register a binding builder for a binding type
+ *
+ * @param implClass the binding type
+ * @param builder the buinder to be registered
+ */
+ <B extends BindingDefinition> void register(Class<B> implClass, BindingBuilder<B> builder);
+
+ /**
+ * Unregister a binding builder
+ *
+ * @param <B>
+ * @param implClass the binding type
+ */
+ <B extends BindingDefinition> void unregisterBindingBuilder(Class<B> implClass);
+
+ /**
+ * Register a generic builder for a model type
+ *
+ * @param <S>
+ * @param <M>
+ * @param modelClass
+ * @param builder
+ */
+ <S extends SCAObject, M extends ModelObject> void register(Class<M> modelClass, GenericBuilder<S, M> builder);
+
+ /**
+ * Unregister a generic builder
+ *
+ * @param <M>
+ * @param modelClass The model type
+ */
+ <M extends ModelObject> void unregisterGenericBuilder(Class<M> modelClass);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/ComponentBuilder.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/ComponentBuilder.java
new file mode 100644
index 0000000000..668cee77e6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/ComponentBuilder.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+import org.apache.tuscany.spi.component.Component;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.model.ComponentDefinition;
+import org.apache.tuscany.spi.model.Implementation;
+
+/**
+ * Responsible for building a {@link Component} from an atomic or composite component configured in an assembly
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ComponentBuilder<I extends Implementation<?>> {
+ Component build(CompositeComponent parent,
+ ComponentDefinition<I> componentDefinition,
+ DeploymentContext deploymentContext) throws BuilderException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/Connector.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/Connector.java
new file mode 100644
index 0000000000..b11aacc47e
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/Connector.java
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+import org.apache.tuscany.spi.component.SCAObject;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+
+/**
+ * Implementations are responsible for bridging invocation chains as an assembly is converted to runtime artifacts
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface Connector {
+
+ /**
+ * Connects the given source's wires to corresponding wires to a target. Wires are connected by bridging invocation
+ * chains.
+ *
+ * @param source the source, i.e. a <code>ServiceBinding</code>, <code>Component</code>, or <code>Reference</code>
+ * @throws WiringException
+ */
+ void connect(SCAObject source) throws WiringException;
+
+ /**
+ * Bridges the invocation chains associated with an inbound and outbound wire.
+ *
+ * @param inbound the wire to bridge from
+ * @param outbound the target wire
+ * @param optimizable if the bridge may be optimized
+ * @throws WiringException
+ */
+ void connect(InboundWire inbound, OutboundWire outbound, boolean optimizable)
+ throws WiringException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/GenericBuilder.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/GenericBuilder.java
new file mode 100644
index 0000000000..3cb3940729
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/GenericBuilder.java
@@ -0,0 +1,42 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+import org.apache.tuscany.spi.component.SCAObject;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.model.ModelObject;
+
+/**
+ * Responsible for building a {@link SCAObject} from an extensibility element in
+ * the SCDL
+ *
+ * @version $Rev$ $Date$
+ */
+public interface GenericBuilder<S extends SCAObject, M extends ModelObject> {
+ /**
+ * Build a SCAObject from an extensibility element in the SCDL
+ *
+ * @param parent The parent SCAObject
+ * @param modelObject The model object
+ * @param deploymentContext The deployment context
+ * @return A SCAObject representing the runtime metdata for the extension
+ * @throws BuilderException
+ */
+ S build(SCAObject parent, M modelObject, DeploymentContext deploymentContext) throws BuilderException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/InvalidServiceInterfaceException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/InvalidServiceInterfaceException.java
new file mode 100644
index 0000000000..78bb5a5cc8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/InvalidServiceInterfaceException.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class InvalidServiceInterfaceException extends BuilderConfigException {
+ private final Class<?> interfaceClass;
+
+ public InvalidServiceInterfaceException(String message, Class<?> interfaceClass) {
+ super(message);
+ this.interfaceClass = interfaceClass;
+ }
+
+ public Class<?> getInterfaceClass() {
+ return interfaceClass;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/MissingWireTargetException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/MissingWireTargetException.java
new file mode 100644
index 0000000000..5a0b046430
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/MissingWireTargetException.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+/**
+ * Denotes a missing wire target in an assembly
+ *
+ * @version $Rev$ $Date$
+ */
+public class MissingWireTargetException extends WiringException {
+
+ public MissingWireTargetException(String message) {
+ super(message);
+ }
+
+ public MissingWireTargetException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/ScopeNotFoundException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/ScopeNotFoundException.java
new file mode 100644
index 0000000000..acf8dadda6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/ScopeNotFoundException.java
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class ScopeNotFoundException extends BuilderConfigException {
+
+ public ScopeNotFoundException(String scope) {
+ super("Scope not found", scope);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/WiringException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/WiringException.java
new file mode 100644
index 0000000000..d5e17919fd
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/builder/WiringException.java
@@ -0,0 +1,124 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.builder;
+
+/**
+ * Denotes a general error raised during wiring
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class WiringException extends BuilderException {
+ private String sourceName;
+ private String referenceName;
+ private String targetName;
+ private String targetServiceName;
+
+ protected WiringException(String message) {
+ super(message);
+ }
+
+ protected WiringException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ protected WiringException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ protected WiringException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ protected WiringException(Throwable cause) {
+ super(cause);
+ }
+
+ /**
+ * Returns the source name for the wire
+ *
+ * @return the source name the source name for the wire
+ */
+ public String getSourceName() {
+ return sourceName;
+ }
+
+ /**
+ * Sets the source name for the wire
+ *
+ * @param sourceName the source name for the wire
+ */
+ public void setSourceName(String sourceName) {
+ this.sourceName = sourceName;
+ }
+
+ /**
+ * Returns the target name for the wire
+ *
+ * @return the target name the source name for the wire
+ */
+ public String getTargetName() {
+ return targetName;
+ }
+
+ /**
+ * Sets the target name for the wire
+ *
+ * @param targetName the source name for the wire
+ */
+ public void setTargetName(String targetName) {
+ this.targetName = targetName;
+ }
+
+
+ /**
+ * Returns the source reference name for the wire
+ *
+ * @return the source reference name for the wire
+ */
+ public String getReferenceName() {
+ return referenceName;
+ }
+
+ /**
+ * Sets the source reference name for the wire
+ *
+ * @param referenceName the source reference name for the wire
+ */
+ public void setReferenceName(String referenceName) {
+ this.referenceName = referenceName;
+ }
+
+ /**
+ * Returns the target service name for the wire
+ *
+ * @return the target service name for the wire
+ */
+ public String getTargetServiceName() {
+ return targetServiceName;
+ }
+
+ /**
+ * Sets the target service name for the wire
+ *
+ * @param targetServiceName the target service name for the wire
+ */
+ public void setTargetServiceName(String targetServiceName) {
+ this.targetServiceName = targetServiceName;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AbstractSCAObject.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AbstractSCAObject.java
new file mode 100644
index 0000000000..de98aa4437
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AbstractSCAObject.java
@@ -0,0 +1,134 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+import org.apache.tuscany.spi.AbstractLifecycle;
+import org.apache.tuscany.spi.event.Event;
+import org.apache.tuscany.spi.event.EventFilter;
+import org.apache.tuscany.spi.event.RuntimeEventListener;
+import org.apache.tuscany.spi.event.TrueFilter;
+
+/**
+ * Functionality common to all <code>SCAObject<code> implementations
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class AbstractSCAObject extends AbstractLifecycle implements SCAObject {
+ protected static final EventFilter TRUE_FILTER = new TrueFilter();
+
+ protected Map<EventFilter, List<RuntimeEventListener>> listeners;
+ protected final CompositeComponent parent;
+ private final String name;
+ private final Map<Object, Object> extensions = new HashMap<Object, Object>();
+ private String canonicalName;
+
+ public AbstractSCAObject(String name, CompositeComponent parent) {
+ this.name = name;
+ this.parent = parent;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public String getCanonicalName() {
+ if (canonicalName == null) {
+ StringBuffer b = new StringBuffer(name);
+ if (parent != null) {
+ b.insert(0, parent.getCanonicalName() + "/");
+ }
+ canonicalName = b.toString();
+ }
+ return canonicalName;
+ }
+
+ public CompositeComponent getParent() {
+ return parent;
+ }
+
+ public void addListener(RuntimeEventListener listener) {
+ addListener(TRUE_FILTER, listener);
+ }
+
+ public void removeListener(RuntimeEventListener listener) {
+ assert listener != null : "Listener cannot be null";
+ synchronized (getListeners()) {
+ for (List<RuntimeEventListener> currentList : getListeners().values()) {
+ for (RuntimeEventListener current : currentList) {
+ if (current == listener) {
+ currentList.remove(current);
+ return;
+ }
+ }
+ }
+ }
+ }
+
+ public void addListener(EventFilter filter, RuntimeEventListener listener) {
+ assert listener != null : "Listener cannot be null";
+ synchronized (getListeners()) {
+ List<RuntimeEventListener> list = getListeners().get(filter);
+ if (list == null) {
+ list = new CopyOnWriteArrayList<RuntimeEventListener>();
+ listeners.put(filter, list);
+ }
+ list.add(listener);
+ }
+ }
+
+ public void publish(Event event) {
+ assert event != null : "Event object was null";
+ for (Map.Entry<EventFilter, List<RuntimeEventListener>> entry : getListeners().entrySet()) {
+ if (entry.getKey().match(event)) {
+ for (RuntimeEventListener listener : entry.getValue()) {
+ listener.onEvent(event);
+ }
+ }
+ }
+ }
+
+ protected Map<EventFilter, List<RuntimeEventListener>> getListeners() {
+ if (listeners == null) {
+ listeners = new ConcurrentHashMap<EventFilter, List<RuntimeEventListener>>();
+ }
+ return listeners;
+ }
+
+ public void prepare() throws PrepareException {
+
+ }
+
+ public String toString() {
+ return "[" + name + "] in state [" + super.toString() + ']';
+ }
+
+ public Map<Object, Object> getExtensions() {
+ return extensions;
+ }
+
+ public boolean isSystem() {
+ return false;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AtomicComponent.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AtomicComponent.java
new file mode 100644
index 0000000000..aa4c41889b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/AtomicComponent.java
@@ -0,0 +1,126 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import java.util.List;
+
+import org.apache.tuscany.spi.ObjectCreationException;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+
+/**
+ * The runtime instantiation of an SCA atomic, or leaf-type, component
+ *
+ * @version $Rev$ $Date$
+ */
+public interface AtomicComponent extends Component {
+
+ /**
+ * Returns true if component instances should be eagerly initialized.
+ *
+ * @return true if component instances should be eagerly initialized
+ */
+ boolean isEagerInit();
+
+ /**
+ * Returns true if component instances receive destroy events.
+ *
+ * @return true if component instances receive destroy events
+ */
+ boolean isDestroyable();
+
+ /**
+ * Returns the initialization level for this component.
+ *
+ * @return the initialization level for this component
+ */
+ int getInitLevel();
+
+ /**
+ * Returns the idle time allowed between operations in milliseconds if the implementation is conversational.
+ *
+ * @return the idle time allowed between operations in milliseconds if the implementation is conversational
+ */
+ long getMaxIdleTime();
+
+ /**
+ * Returns the maximum age a conversation may remain active in milliseconds if the implementation is
+ * conversational.
+ *
+ * @return the maximum age a conversation may remain active in milliseconds if the implementation is conversational
+ */
+ long getMaxAge();
+
+ /**
+ * Adds a target-side wire. Target-side wire factories contain the invocation chains associated with the destination
+ * service of a wire
+ */
+ void addInboundWire(InboundWire wire);
+
+ /**
+ * Adds a source-side wire for the given reference. Source-side wires contain the invocation chains for a reference
+ * in the implementation associated with the instance wrapper created by this configuration.
+ */
+ void addOutboundWire(OutboundWire wire);
+
+ /**
+ * Adds a set of source-side multiplicity wires for the given reference. Source-side wires contain the invocation
+ * chains for a reference in the implementation associated with the instance wrapper created by this configuration.
+ */
+ void addOutboundWires(List<OutboundWire> wires);
+
+ /**
+ * Notifies the given instance of an initialization event.
+ *
+ * @throws TargetInitializationException
+ */
+ void init(Object instance) throws TargetInitializationException;
+
+ /**
+ * Notifies the given instance of a destroy event.
+ *
+ * @throws TargetDestructionException
+ */
+ void destroy(Object instance) throws TargetDestructionException;
+
+ /**
+ * Creates a new implementation instance, generally used as a callback by a {@link
+ * org.apache.tuscany.spi.component.ScopeContainer}.
+ *
+ * @return the instance
+ * @throws ObjectCreationException
+ */
+ Object createInstance() throws ObjectCreationException;
+
+ /**
+ * Removes an implementation instance associated with the current invocation context.
+ *
+ * @throws ComponentException
+ */
+ void removeInstance() throws ComponentException;
+
+ /**
+ * Returns the target instance associated with the component. A target instance is the actual object a request is
+ * dispatched to sans wire chain.
+ *
+ * @throws TargetResolutionException
+ */
+ Object getTargetInstance() throws TargetResolutionException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Component.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Component.java
new file mode 100644
index 0000000000..ec4eedfe90
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Component.java
@@ -0,0 +1,100 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.PropertyValue;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+import org.apache.tuscany.spi.wire.TargetInvoker;
+
+/**
+ * The runtime instantiation of an SCA component
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface Component extends SCAObject {
+
+ /**
+ * Sets the scope container associated with the component
+ *
+ * @param scopeContainer the scope container associated with the component
+ */
+ void setScopeContainer(ScopeContainer scopeContainer);
+
+ /**
+ * Returns the default property values associated with the component.
+ *
+ * @return default property values associated with the component.
+ */
+ Map<String, PropertyValue<?>> getDefaultPropertyValues();
+
+ /**
+ * Sets the default property values associated with the component.
+ *
+ * @param defaultPropertyValues Default property values associated with the component.
+ */
+ void setDefaultPropertyValues(Map<String, PropertyValue<?>> defaultPropertyValues);
+
+ /**
+ * Returns true if invocation dispatching can be optimized, i.e. invocation chains are not required
+ *
+ * @return true if invocation dispatching can be optimized, i.e. invocation chains are not required
+ */
+ boolean isOptimizable();
+
+ /**
+ * Returns the wire associated with the given service name or null if not found.
+ *
+ * @return the wire associated with the given service name or null if not found.
+ */
+ InboundWire getInboundWire(String serviceName);
+
+ /**
+ * Returns a map of inbound wires.
+ *
+ * @return a map of inbound wires.
+ */
+ Collection<InboundWire> getInboundWires();
+
+ /**
+ * Returns a map of source-side wires for references. There may be 1..n wires per reference.
+ *
+ * @return a map of source-side wires for references.
+ */
+ Map<String, List<OutboundWire>> getOutboundWires();
+
+ /**
+ * Callback to create a {@link org.apache.tuscany.spi.wire.TargetInvoker} which dispatches to a service offered by
+ * the component
+ *
+ * @param targetName the service name
+ * @param operation the operation to invoke
+ * @param callbackWire the callback wire or null if the associated wire is unidirectional
+ * @return the target invoker
+ * @throws TargetInvokerCreationException
+ */
+ TargetInvoker createTargetInvoker(String targetName, Operation operation, InboundWire callbackWire)
+ throws TargetInvokerCreationException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentException.java
new file mode 100644
index 0000000000..2007cbb6bc
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentException.java
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * An checked exception encountered by an {@link org.apache.tuscany.spi.component.Component}
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class ComponentException extends TuscanyException {
+
+ protected ComponentException() {
+ }
+
+ protected ComponentException(String message) {
+ super(message);
+ }
+
+ protected ComponentException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ protected ComponentException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ protected ComponentException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ protected ComponentException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentRegistrationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentRegistrationException.java
new file mode 100644
index 0000000000..f34fda47a2
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentRegistrationException.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Thrown when an error is encountered registering a component
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public abstract class ComponentRegistrationException extends ComponentException {
+ public ComponentRegistrationException() {
+ }
+
+ public ComponentRegistrationException(String message) {
+ super(message);
+ }
+
+ public ComponentRegistrationException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public ComponentRegistrationException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public ComponentRegistrationException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentRuntimeException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentRuntimeException.java
new file mode 100644
index 0000000000..8479681c75
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ComponentRuntimeException.java
@@ -0,0 +1,54 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import org.apache.tuscany.spi.CoreRuntimeException;
+
+/**
+ * An unchecked exception encountered by an {@link org.apache.tuscany.spi.component.Component}
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class ComponentRuntimeException extends CoreRuntimeException {
+
+ public ComponentRuntimeException() {
+ super();
+ }
+
+ public ComponentRuntimeException(String message) {
+ super(message);
+ }
+
+ public ComponentRuntimeException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public ComponentRuntimeException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public ComponentRuntimeException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public ComponentRuntimeException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/CompositeComponent.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/CompositeComponent.java
new file mode 100644
index 0000000000..0f73fbfac5
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/CompositeComponent.java
@@ -0,0 +1,156 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import java.util.List;
+import java.util.Collection;
+
+import org.w3c.dom.Document;
+
+import org.apache.tuscany.spi.event.RuntimeEventListener;
+import org.apache.tuscany.spi.services.management.TuscanyManagementService;
+import org.apache.tuscany.spi.wire.InboundWire;
+
+/**
+ * The runtime instantiation of an SCA composite component. Composites may contain child components, offer services, and
+ * have references. Children are contained in two namespaces, an application namespace for end-user components deployed
+ * to a runtime, and a system namespace for components that provide system services.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface CompositeComponent extends Component, RuntimeEventListener {
+
+ /**
+ * Sets the management service associated with the composite
+ *
+ * @param managementService the management service associated with the composite
+ */
+ void setManagementService(TuscanyManagementService managementService);
+
+ /**
+ * Returns the value of a Property of this composite.
+ *
+ * @param name the name of the Property
+ * @return its value, or null if there is not such property or if it has no defined value
+ */
+ Document getPropertyValue(String name);
+
+ /**
+ * Registers a child of this composite.
+ *
+ * @param object the object to add as a child
+ * @throws ComponentRegistrationException
+ */
+ void register(SCAObject object) throws ComponentRegistrationException;
+
+ /**
+ * Returns the internal system wire associated with the given service name or null if not found
+ *
+ * @param serviceName the service name
+ * @return the system wire or null if not found
+ */
+ InboundWire getInboundSystemWire(String serviceName);
+
+ /**
+ * Returns a map of inbound system wires.
+ *
+ * @return a map of inbound system wires.
+ */
+ Collection<InboundWire> getInboundSystemWires();
+
+
+ /**
+ * Register a simple Java Object as a system component. This is primarily intended for use by bootstrap code to
+ * create the initial configuration components.
+ *
+ * @param name the name of the resulting component
+ * @param service the service interface the component should expose
+ * @param instance the Object that will become the component's implementation
+ * @throws ComponentRegistrationException
+ */
+ <S, I extends S> void registerJavaObject(String name, Class<S> service, I instance)
+ throws ComponentRegistrationException;
+
+ /**
+ * Register a simple Java Object as a system component. This is primarily intended for use by bootstrap code to
+ * create the initial configuration components.
+ *
+ * @param name the name of the resulting component
+ * @param services the service interfaces the component should expose
+ * @param instance the Object that will become the component's implementation
+ * @throws ComponentRegistrationException
+ */
+ <S, I extends S> void registerJavaObject(String name, List<Class<?>> services, I instance)
+ throws ComponentRegistrationException;
+
+ /**
+ * Returns the child associated with a given name
+ */
+ SCAObject getChild(String name);
+
+ /**
+ * Returns the system child associated with a given name
+ */
+ SCAObject getSystemChild(String name);
+
+ /**
+ * Invoked by child components to return an wire to a target based on matching type. Resolved targets may be
+ * serviceBindings or components in the parent or its ancestors, or references in a sibling component
+ *
+ * @param instanceInterface the type of service being requested
+ * @return a reference to the requested service or null if one is not be found
+ * @throws TargetResolutionException
+ */
+ InboundWire resolveAutowire(Class<?> instanceInterface) throws TargetResolutionException;
+
+ /**
+ * Invoked by system child components to return a wire to a system target based on matching type. Resolved targets
+ * may be system serviceBindings or components in the parent or its ancestors, or references in a sibling component
+ *
+ * @param instanceInterface the type of service being requested
+ * @return a reference to the requested service or null if one is not be found
+ * @throws TargetResolutionException
+ */
+ InboundWire resolveSystemAutowire(Class<?> instanceInterface) throws TargetResolutionException;
+
+ /**
+ * Invoked by a parent component to return an wire to a target in a child based on matching type. Resolved targets
+ * must be serviceBindings. For example, given a parent P and two siblings, A and B, A would request an autowire by
+ * invoking {@link #resolveAutowire(Class<?>)} on P, which in turn could invoke the present method on B in order to
+ * resolve a target.
+ *
+ * @param instanceInterface the type of service being requested
+ * @return a reference to the requested service or null if one is not be found
+ * @throws TargetResolutionException
+ */
+ InboundWire resolveExternalAutowire(Class<?> instanceInterface) throws TargetResolutionException;
+
+ /**
+ * Invoked by a parent component to return a wire to a system target in a child based on matching type. Resolved
+ * targets must be system serviceBindings. For example, given a parent P and two siblings, A and B, A would request
+ * an autowire by invoking {@link #resolveAutowire(Class<?>)} on P, which in turn could invoke the present method on
+ * B in order to resolve a target.
+ *
+ * @param instanceInterface the type of service being requested
+ * @return a reference to the requested service or null if one is not be found
+ * @throws TargetResolutionException
+ */
+ InboundWire resolveSystemExternalAutowire(Class<?> instanceInterface) throws TargetResolutionException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/DuplicateNameException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/DuplicateNameException.java
new file mode 100644
index 0000000000..128f301256
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/DuplicateNameException.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Denotes an attempt to add an child to a composite component with a name equal to an existing child
+ *
+ * @version $Rev$ $Date$
+ */
+public class DuplicateNameException extends ComponentRegistrationException {
+
+ public DuplicateNameException(String message) {
+ super(message);
+ }
+
+ public DuplicateNameException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/IllegalTargetException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/IllegalTargetException.java
new file mode 100644
index 0000000000..7eb37c3639
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/IllegalTargetException.java
@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Thrown when a target for an operation is not of the required type
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public class IllegalTargetException extends TargetResolutionException {
+
+ public IllegalTargetException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/InvalidAutowireInterface.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/InvalidAutowireInterface.java
new file mode 100644
index 0000000000..ffda730a27
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/InvalidAutowireInterface.java
@@ -0,0 +1,31 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Thrown when an invalid interface is specified during autowire registration
+ *
+ * @version $Rev$ $Date$
+ */
+public class InvalidAutowireInterface extends ComponentRegistrationException {
+
+ public InvalidAutowireInterface(String message, String identifier) {
+ super(message, identifier);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/InvalidConversationSequenceException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/InvalidConversationSequenceException.java
new file mode 100644
index 0000000000..21a1712e1a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/InvalidConversationSequenceException.java
@@ -0,0 +1,31 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Denotes an unknown operation sequence in a conversation
+ *
+ * @version $Rev$ $Date$
+ */
+public class InvalidConversationSequenceException extends TargetInvocationException {
+
+ public InvalidConversationSequenceException(String message, String identifier) {
+ super(message, identifier);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/PersistenceException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/PersistenceException.java
new file mode 100644
index 0000000000..06940aaff7
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/PersistenceException.java
@@ -0,0 +1,41 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Raised when an error persisting a component implementation instance is encountered
+ *
+ * @version $Rev$ $Date$
+ */
+public class PersistenceException extends ComponentException {
+ public PersistenceException() {
+ }
+
+ public PersistenceException(String message) {
+ super(message);
+ }
+
+ public PersistenceException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public PersistenceException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/PrepareException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/PrepareException.java
new file mode 100644
index 0000000000..d2be6daadf
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/PrepareException.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Denotes an exception preparing a component
+ *
+ * @version $Rev$ $Date$
+ */
+public class PrepareException extends ComponentException {
+
+ public PrepareException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public PrepareException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ReactivationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ReactivationException.java
new file mode 100644
index 0000000000..4ef0929422
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ReactivationException.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Raised when an error is encountered reactivating a serialized instance
+ *
+ * @version $Rev$ $Date$
+ */
+public class ReactivationException extends ComponentRuntimeException {
+ private String owner;
+
+ public ReactivationException(String message) {
+ super(message);
+ }
+
+ public ReactivationException(String message, String identifier, String ower) {
+ super(message, identifier);
+ this.owner = ower;
+ }
+
+ public ReactivationException(Throwable cause) {
+ super(cause);
+ }
+
+ public String getOwner() {
+ return owner;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Reference.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Reference.java
new file mode 100644
index 0000000000..2b3ef4be30
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Reference.java
@@ -0,0 +1,34 @@
+package org.apache.tuscany.spi.component;
+
+import java.util.List;
+
+import org.apache.tuscany.spi.model.ServiceContract;
+
+/**
+ * The runtime instantiation of an SCA reference
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Reference extends SCAObject {
+
+ /**
+ * Returns the contract for the reference.
+ *
+ * @return the contract for the reference.
+ */
+ ServiceContract<?> getServiceContract();
+
+ /**
+ * Returns the collection of bindings configured for the reference.
+ *
+ * @return the collection of bindings configured for the reference.
+ */
+ List<ReferenceBinding> getReferenceBindings();
+
+ /**
+ * Adds a binding the reference is configured with.
+ *
+ * @param binding the binding the reference is configured with.
+ */
+ void addReferenceBinding(ReferenceBinding binding);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ReferenceBinding.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ReferenceBinding.java
new file mode 100644
index 0000000000..82a2105a36
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ReferenceBinding.java
@@ -0,0 +1,88 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.ServiceContract;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+import org.apache.tuscany.spi.wire.TargetInvoker;
+
+/**
+ * Manages an SCA reference configured with a binding
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ReferenceBinding extends SCAObject {
+
+ /**
+ * Returns the binding qualified name
+ *
+ * @return the binding qualified name
+ */
+ QName getBindingType();
+
+ /**
+ * Sets the parent reference for the binding
+ *
+ * @param reference the parent reference for the binding
+ */
+ void setReference(Reference reference);
+
+ /**
+ * Returns the inbound wire for flowing a request through the reference
+ */
+ InboundWire getInboundWire();
+
+ /**
+ * Sets the inbound wire for flowing a request through the reference
+ */
+ void setInboundWire(InboundWire wire);
+
+ /**
+ * Returns the outbound wire used by the reference to connect to a target
+ */
+ OutboundWire getOutboundWire();
+
+ /**
+ * Sets the outbound wire used by the reference to connect to a target
+ */
+ void setOutboundWire(OutboundWire wire);
+
+ /**
+ * Callback to create a {@link org.apache.tuscany.spi.wire.TargetInvoker} which dispatches to the target service of
+ * the reference
+ *
+ * @param contract the service contract to invoke on
+ * @param operation the operation to invoke
+ * @throws TargetInvokerCreationException
+ */
+ TargetInvoker createTargetInvoker(ServiceContract contract, Operation operation)
+ throws TargetInvokerCreationException;
+
+ /**
+ * Returns the service contract for the binding
+ *
+ * @return the service contract for the binding
+ */
+ ServiceContract<?> getBindingServiceContract();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAExternalizable.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAExternalizable.java
new file mode 100644
index 0000000000..6454e66369
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAExternalizable.java
@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * A serialization contract for runtime SCA artifacts. When an instance is deserialized, runtime services defined in
+ * this contract must be set before reactivating the instance
+ *
+ * @version $Rev$ $Date$
+ */
+public interface SCAExternalizable {
+
+ /**
+ * Sets the current work context
+ *
+ * @param context the current work context
+ */
+ void setWorkContext(WorkContext context);
+
+ /**
+ * Callback after all values have been set prior to making the instance available in the runtime
+ *
+ * @throws org.apache.tuscany.spi.component.ReactivationException
+ *
+ */
+ void reactivate() throws ReactivationException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObject.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObject.java
new file mode 100644
index 0000000000..668eb1f90a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObject.java
@@ -0,0 +1,73 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import java.util.Map;
+
+import org.apache.tuscany.spi.Lifecycle;
+import org.apache.tuscany.spi.event.EventPublisher;
+import org.apache.tuscany.spi.model.Scope;
+
+/**
+ * Represents the base SCA artifact type in an assembly
+ *
+ * @version $Rev$ $Date$
+ */
+public interface SCAObject extends EventPublisher, Lifecycle {
+
+ /**
+ * Returns the artifact name
+ */
+ String getName();
+
+ /**
+ * Returns the canonical artifact name
+ */
+ String getCanonicalName();
+
+ /**
+ * Returns the parent composite, or null if the artifact does not have one
+ */
+ CompositeComponent getParent();
+
+ /**
+ * Returns the artifact scope
+ */
+ Scope getScope();
+
+ /**
+ * Returns true if the artifact is a system artifact
+ *
+ * @return true if the artifact is a system artifact
+ */
+ boolean isSystem();
+
+ /**
+ * The extensions map contains other runtime context such as type systems for various databindings
+ *
+ * @return A live map of extended context
+ */
+ Map<Object, Object> getExtensions();
+
+ /**
+ * Called to signal that the composite should perform any initizalization
+ */
+ void prepare() throws PrepareException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObjectStartException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObjectStartException.java
new file mode 100644
index 0000000000..a712b1b0eb
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObjectStartException.java
@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import org.apache.tuscany.spi.CoreRuntimeException;
+
+/**
+ * Denotes an error starting an SCAObject
+ *
+ * @version $Rev$ $Date$
+ */
+public class SCAObjectStartException extends CoreRuntimeException {
+
+ public SCAObjectStartException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObjectStopException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObjectStopException.java
new file mode 100644
index 0000000000..9f430bc414
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/SCAObjectStopException.java
@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import org.apache.tuscany.spi.CoreRuntimeException;
+
+/**
+ * Denotes an error stopping an SCAObject
+ *
+ * @version $Rev$ $Date$
+ */
+public class SCAObjectStopException extends CoreRuntimeException {
+
+ public SCAObjectStopException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeContainer.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeContainer.java
new file mode 100644
index 0000000000..8b67dfa696
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeContainer.java
@@ -0,0 +1,87 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import org.apache.tuscany.spi.Lifecycle;
+import org.apache.tuscany.spi.event.RuntimeEventListener;
+import org.apache.tuscany.spi.model.Scope;
+
+
+/**
+ * Manages the lifecycle and visibility of instances associated with a an {@link AtomicComponent}.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ScopeContainer extends Lifecycle, RuntimeEventListener {
+
+ /**
+ * Returns the scope value representing the scope context
+ */
+ Scope getScope();
+
+ /**
+ * Registers a component with the scope component
+ */
+ void register(AtomicComponent component);
+
+ /**
+ * Returns an implementation instance associated with the current request context, creating one if necessary
+ *
+ * @throws TargetResolutionException
+ */
+ Object getInstance(AtomicComponent component) throws TargetResolutionException;
+
+ /**
+ * Returns an implementation instance associated with the current context. If no instance is found, a {@link
+ * TargetNotFoundException} is thrown
+ *
+ * @throws TargetResolutionException
+ */
+ Object getAssociatedInstance(AtomicComponent component) throws TargetResolutionException;
+
+ /**
+ * Persists a new component implementation instance, equivalent to an insert or append operation
+ *
+ * @param component the owning component
+ * @param id the id associated with the instance
+ * @param instance the instance to persist
+ * @param expiration the expiration in milliseconds
+ * @throws PersistenceException
+ */
+ void persistNew(AtomicComponent component, String id, Object instance, long expiration) throws PersistenceException;
+
+ /**
+ * Persists a component implementation instance, equivalent to an update operation
+ *
+ * @param component the owning component
+ * @param id the id associated with the instance
+ * @param instance the instance to persist
+ * @param expiration the expiration in milliseconds
+ * @throws PersistenceException
+ */
+ void persist(AtomicComponent component, String id, Object instance, long expiration) throws PersistenceException;
+
+ /**
+ * Removes a component implementation instance associated with the current context from persistent storage
+ *
+ * @param component the owning component
+ * @throws PersistenceException
+ */
+ void remove(AtomicComponent component) throws PersistenceException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeContainerMonitor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeContainerMonitor.java
new file mode 100644
index 0000000000..3e7649d59e
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeContainerMonitor.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import org.apache.tuscany.api.annotation.LogLevel;
+
+/**
+ * Defines monitor events for scope containers
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ScopeContainerMonitor {
+
+ @LogLevel("SEVERE")
+ void eagerInitializationError(Exception e);
+
+ @LogLevel("SEVERE")
+ void destructionError(TargetDestructionException e);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeRegistry.java
new file mode 100644
index 0000000000..181b094403
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ScopeRegistry.java
@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import org.apache.tuscany.spi.ObjectFactory;
+import org.apache.tuscany.spi.model.Scope;
+
+/**
+ * Manages {@link ScopeContainer}s in the runtime
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface ScopeRegistry {
+
+ /**
+ * Returns the scope container for the given scope or null if one not found
+ *
+ * @param scope the scope
+ * @return the scope container for the given scope or null if one not found
+ */
+ ScopeContainer getScopeContainer(Scope scope);
+
+ <T extends ScopeContainer> void registerFactory(Scope scope, ObjectFactory<T> factory);
+
+ void deregisterFactory(Scope scope);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Service.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Service.java
new file mode 100644
index 0000000000..714a0a4313
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/Service.java
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import java.util.List;
+
+import org.apache.tuscany.spi.model.ServiceContract;
+
+/**
+ * The runtime instantiation of an SCA service
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Service extends SCAObject {
+
+ /**
+ * Returns the contract for the service.
+ *
+ * @return the contract for the service.
+ */
+ ServiceContract<?> getServiceContract();
+
+ /**
+ * Returns the collection of bindings configured for the service.
+ *
+ * @return the collection of bindings configured for the service.
+ */
+ List<ServiceBinding> getServiceBindings();
+
+ /**
+ * Adds a binding the service is exposed over.
+ *
+ * @param binding the binding the service is exposed over.
+ */
+ void addServiceBinding(ServiceBinding binding);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ServiceBinding.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ServiceBinding.java
new file mode 100644
index 0000000000..3912c3bb60
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/ServiceBinding.java
@@ -0,0 +1,95 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.ServiceContract;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+import org.apache.tuscany.spi.wire.TargetInvoker;
+
+/**
+ * The runtime instantiation of an SCA service binding.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ServiceBinding extends SCAObject {
+
+ /**
+ * Returns the binding qualified name
+ *
+ * @return the binding qualified name
+ */
+ QName getBindingType();
+
+ /**
+ * Sets the parent service for the binding
+ *
+ * @param service the parent service for the binding
+ */
+ void setService(Service service);
+
+ /**
+ * Get the ServiceContract for the binding
+ *
+ * @return the ServiceContract for the binding
+ */
+ ServiceContract<?> getBindingServiceContract();
+
+ /**
+ * Returns the inbound wire for flowing a request through the service
+ *
+ * @return the inbound wire for flowing a request through the service
+ */
+ InboundWire getInboundWire();
+
+ /**
+ * Sets the inbound wire for flowing a request through the service
+ *
+ * @param wire the inbound wire for flowing a request through the service
+ */
+ void setInboundWire(InboundWire wire);
+
+ /**
+ * Returns the outbound wire for flowing a request out of the service
+ *
+ * @return the outbound wire for flowing a request out of the service
+ */
+ OutboundWire getOutboundWire();
+
+ /**
+ * Sets the outbound wire for flowing a request out of the service
+ *
+ * @param wire the outbound wire for flowing a request out of the service
+ */
+ void setOutboundWire(OutboundWire wire);
+
+ /**
+ * Returns the target invoker for dispatching callback invocations
+ *
+ * @param contract the callback contract
+ * @param operation the callback operation the target invoker dispatches to
+ * @throws TargetInvokerCreationException
+ */
+ TargetInvoker createTargetInvoker(ServiceContract contract, Operation operation)
+ throws TargetInvokerCreationException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetDestructionException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetDestructionException.java
new file mode 100644
index 0000000000..5f521f9b0a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetDestructionException.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Denotes an error destroying a target
+ *
+ * @version $Rev$ $Date$
+ */
+public class TargetDestructionException extends TargetResolutionException {
+
+ public TargetDestructionException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public TargetDestructionException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+
+ public TargetDestructionException(String message, Throwable cause) {
+ super(message, cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetException.java
new file mode 100644
index 0000000000..6b8278cf8b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetException.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Denotes an error while performing an operation on a target component implementation instance
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class TargetException extends ComponentException {
+
+ public TargetException(String message) {
+ super(message);
+ }
+
+
+ public TargetException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public TargetException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+
+ public TargetException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public TargetException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInitializationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInitializationException.java
new file mode 100644
index 0000000000..eaea4c3bc9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInitializationException.java
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Denotes an error initializing a target
+ *
+ * @version $Rev$ $Date$
+ */
+public class TargetInitializationException extends TargetResolutionException {
+
+ public TargetInitializationException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public TargetInitializationException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public TargetInitializationException(String message, Throwable cause) {
+ super(message, cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInvocationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInvocationException.java
new file mode 100644
index 0000000000..1fc2b24f5b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInvocationException.java
@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Raised when an error is encountered during a target invocation
+ *
+ * @version $Rev$ $Date$
+ */
+public class TargetInvocationException extends TargetException {
+
+ public TargetInvocationException(String message) {
+ super(message);
+ }
+
+ public TargetInvocationException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public TargetInvocationException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public TargetInvocationException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInvokerCreationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInvokerCreationException.java
new file mode 100644
index 0000000000..ac914401cf
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetInvokerCreationException.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Denotes an error creating a {@link org.apache.tuscany.spi.wire.TargetInvoker}
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class TargetInvokerCreationException extends ComponentException {
+
+ public TargetInvokerCreationException() {
+ }
+
+ public TargetInvokerCreationException(String message) {
+ super(message);
+ }
+
+ public TargetInvokerCreationException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public TargetInvokerCreationException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public TargetInvokerCreationException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public TargetInvokerCreationException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetNotFoundException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetNotFoundException.java
new file mode 100644
index 0000000000..cd6996789c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetNotFoundException.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Thrown when a target of an operation cannot be found
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public class TargetNotFoundException extends TargetResolutionException {
+
+ public TargetNotFoundException(String message) {
+ super(message);
+ }
+
+ public TargetNotFoundException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetResolutionException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetResolutionException.java
new file mode 100644
index 0000000000..858fa9415d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/TargetResolutionException.java
@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+/**
+ * Denotes an error retrieving a target instance
+ *
+ * @version $Rev$ $Date$
+ */
+public class TargetResolutionException extends TargetException {
+
+ public TargetResolutionException(String message) {
+ super(message);
+ }
+
+ public TargetResolutionException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public TargetResolutionException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public TargetResolutionException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/WorkContext.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/WorkContext.java
new file mode 100644
index 0000000000..3e244873c8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/component/WorkContext.java
@@ -0,0 +1,116 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.component;
+
+import java.util.LinkedList;
+
+/**
+ * Implementations track information associated with a request as it is processed by the runtime
+ *
+ * @version $Rev$ $Date$
+ */
+public interface WorkContext {
+
+ Object getCurrentCorrelationId();
+
+ void setCurrentCorrelationId(Object correlationId);
+
+ /**
+ * Returns the current atomic component as a request is processed or null if it is not being tracked. Note that the
+ * current atomic component is typically only tracked during persistence operations involving implementation
+ * instances
+ *
+ * @return the current atomic component as a request is processed or null
+ */
+ AtomicComponent getCurrentAtomicComponent();
+
+ /**
+ * Sets the current atomic component that is handling processing of a request. Note that in most cases it will not
+ * be necessary to track this in the rumtime
+ *
+ * @param component the current atomic component
+ */
+ void setCurrentAtomicComponent(AtomicComponent component);
+
+ /**
+ * Returns the current chain of SCAObject addresses
+ */
+ LinkedList<Object> getCurrentCallbackRoutingChain();
+
+ /**
+ * Sets the current stack of SCAObject addresses
+ */
+ void setCurrentCallbackRoutingChain(LinkedList<Object> callbackRoutingChain);
+
+ /**
+ * Returns the composite where a remote request came in
+ */
+ CompositeComponent getRemoteComponent();
+
+ /**
+ * Sets the composite where a remote request came in
+ */
+ void setRemoteComponent(CompositeComponent component);
+
+ /**
+ * Returns the unique key for the given identifier associated with the current request
+ */
+ Object getIdentifier(Object type);
+
+ /**
+ * Sets the unique key for the given identifier associated with the current request
+ */
+ void setIdentifier(Object type, Object identifier);
+
+ /**
+ * Clears the unique key for the given identifier associated with the current request
+ */
+ void clearIdentifier(Object type);
+
+ /**
+ * Clears all identifiers associated with the current request
+ */
+ void clearIdentifiers();
+
+ /**
+ * Removes and returns the name of the last remotable service to handle the current request
+ *
+ * @return the name of the last remotable service to handle the current request or null
+ */
+ String popServiceName();
+
+ /**
+ * Returns the name of the last remotable service to handle the current request
+ *
+ * @return the name of the last remotable service to handle the current request or null
+ */
+ String getCurrentServiceName();
+
+ /**
+ * Adds the name of the last remotable service to handle the current request
+ *
+ * @param name the name of the last remotable service to handle the current request or null
+ */
+ void pushServiceName(String name);
+
+ /**
+ * Clears the stack of current service names
+ */
+ void clearServiceNames();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataBinding.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataBinding.java
new file mode 100644
index 0000000000..6916c62f51
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataBinding.java
@@ -0,0 +1,99 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.databinding;
+
+import java.lang.annotation.Annotation;
+
+import org.apache.tuscany.spi.model.DataType;
+
+/**
+ * DataBinding represents a data representation, for example, SDO, JAXB and AXIOM
+ */
+public interface DataBinding {
+ /**
+ * A special databinding for input message of an operation
+ */
+ String IDL_INPUT = "idl:input";
+ /**
+ * A special databinding for output message of an operation
+ */
+ String IDL_OUTPUT = "idl:output";
+ /**
+ * A special databinding for fault message of an operation
+ */
+ String IDL_FAULT = "idl:fault";
+ /**
+ * The name of a databinding should be case-insensitive and unique
+ *
+ * @return The name of the databinding
+ */
+ String getName();
+
+ /**
+ * Get the aliases for the databinding
+ *
+ * @return An array of aliases
+ */
+ String[] getAliases();
+
+ /**
+ * Introspect and populate information to a DataType model
+ *
+ * @param javaType The java class or interface to be introspected
+ * @param annotations The java annotations
+ * @return true if the databinding has recognized the given data type
+ */
+ boolean introspect(DataType dataType, Annotation[] annotations);
+
+ /**
+ * Introspect the data to figure out the corresponding data type
+ *
+ * @param value The object to be checked
+ * @return The DataType or null if the java type is not supported by this databinding
+ */
+ DataType introspect(Object value);
+
+ /**
+ * Provide a WrapperHandler for this databinding
+ * @return A wrapper handler which can handle wrapping/wrapping for this databinding
+ */
+ WrapperHandler getWrapperHandler();
+
+ /**
+ * Make a copy of the object for "pass-by-value" semantics
+ * @param source object to copy
+ * @return copy of the object passed in as argument
+ */
+ Object copy(Object object);
+
+ /**
+ * Get the type mapper for simple types
+ * @return The databinding-specific simple type mapper
+ */
+ SimpleTypeMapper getSimpleTypeMapper();
+
+ /**
+ * Get the handler that can handle exceptions/faults in the
+ * databinding-specific way
+ *
+ * @return An instance of the exception handler
+ */
+ ExceptionHandler getExceptionHandler();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataBindingRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataBindingRegistry.java
new file mode 100644
index 0000000000..09f0347777
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataBindingRegistry.java
@@ -0,0 +1,70 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding;
+
+import java.lang.annotation.Annotation;
+
+import org.apache.tuscany.spi.model.DataType;
+
+/**
+ * The registry for data bindings
+ */
+public interface DataBindingRegistry {
+ /**
+ * Register a data binding
+ *
+ * @param dataBinding
+ */
+ void register(DataBinding dataBinding);
+
+ /**
+ * Look up a data binding by id
+ *
+ * @param id The name of the databinding
+ * @return The databinding
+ */
+ DataBinding getDataBinding(String id);
+
+ /**
+ * Unregister a data binding
+ *
+ * @param id
+ * @return The unregistered databinding
+ */
+ DataBinding unregister(String id);
+
+ /**
+ * Introspect the java class to figure out what DataType supports it
+ *
+ * @param DataType The initial data type
+ * @param annotations The java annotations
+ * @return A DataType representing the java type or null if no databinding
+ * recognizes the java type
+ */
+ boolean introspectType(DataType dataType, Annotation[] annotations);
+
+ /**
+ * Introspect the value to figure out the corresponding DataType
+ *
+ * @param value The object value
+ * @return A DataType representing the value or null if no databinding
+ * recognizes the value
+ */
+ DataType introspectType(Object value);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataPipe.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataPipe.java
new file mode 100755
index 0000000000..a0eb7ac10d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/DataPipe.java
@@ -0,0 +1,44 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding;
+
+/**
+ * Data pipe allows a data source pushes data into its sink and pipe the data into its result
+ *
+ * @param <S> The data binding type of the sink
+ * @param <R> The data binding type of the result
+ */
+public interface DataPipe<S, R> extends Transformer {
+
+ /**
+ * Returns a sink (for example, java.io.OutputStream, java.io.Writer or org.xml.sax.ContentHandler) to receive data
+ * pushed by the source
+ *
+ * @return The sink to consume data
+ */
+ S getSink();
+
+ /**
+ * Returns the data populated by the sink
+ *
+ * @return
+ */
+ R getResult();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/ExceptionHandler.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/ExceptionHandler.java
new file mode 100644
index 0000000000..5599ae00de
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/ExceptionHandler.java
@@ -0,0 +1,57 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.databinding;
+
+import org.apache.tuscany.spi.model.DataType;
+
+/**
+ * ExceptionHandler provides databinding-specific logic for exception handling
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ExceptionHandler {
+ /**
+ * Create an exception to wrap the fault data
+ *
+ * @param exceptionType The DataType for the exception
+ * @param message The error message
+ * @param faultInfo The databinding-specific fault data
+ * @param cause The protocol-specific error
+ * @return An instance of java exception to represent the fault
+ */
+ Exception createException(DataType<DataType> exceptionType, String message, Object faultInfo, Throwable cause);
+
+ /**
+ * Retrieve the fault info from a java exception
+ *
+ * @param exception The databinding-specific java exception that represents
+ * the fault data
+ * @return The databinding-specific fault data
+ */
+ Object getFaultInfo(Exception exception);
+
+ /**
+ * Introspect an exception class to figure out the fault data type
+ *
+ * @param exceptionDataType The exception class
+ * @return The data type for the fault
+ */
+ DataType<?> getFaultType(DataType exceptionDataType);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/Mediator.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/Mediator.java
new file mode 100755
index 0000000000..53b8e8d95f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/Mediator.java
@@ -0,0 +1,67 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding;
+
+import java.util.Map;
+
+import org.apache.tuscany.spi.model.DataType;
+
+/**
+ * This interface will be used as a Tuscany system service to perform data mediations
+ *
+ * Mediate the data from one type to the other one
+ *
+ */
+public interface Mediator {
+
+ /**
+ * Mediate the data from the source type to the target type
+ * @param source The data to be mediated
+ * @param sourceDataType Data type for the source data
+ * @param targetDataType Data type for the target data
+ * @param context
+ * @return
+ */
+ Object mediate(Object source, DataType sourceDataType, DataType targetDataType, Map<Class<?>, Object> context);
+ /**
+ * Mediate the source data into the target which is a sink to receive the data
+ * @param source The data to be mediated
+ * @param target The sink to receive data
+ * @param sourceDataType Data type for the source data
+ * @param targetDataType Data type for the target data
+ */
+ void mediate(
+ Object source,
+ Object target,
+ DataType sourceDataType,
+ DataType targetDataType,
+ Map<Class<?>, Object> context);
+
+ /**
+ * Get the DataBinding registry
+ * @return
+ */
+ DataBindingRegistry getDataBindingRegistry();
+
+ /**
+ * Get the Transformer registry
+ * @return
+ */
+ TransformerRegistry getTransformerRegistry();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/PullTransformer.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/PullTransformer.java
new file mode 100644
index 0000000000..21e8cc2750
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/PullTransformer.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding;
+
+/**
+ * PullTransformer transforms data from one binding format to the other one which can be directly consumed
+ *
+ * @param <S> The source data type
+ * @param <R> the target data type
+ */
+public interface PullTransformer<S, R> extends Transformer {
+ /**
+ * Transform source data into the result type.
+ *
+ * @param source The source data
+ * @param context The context for the transformation
+ * @return The transformed result
+ */
+ R transform(S source, TransformationContext context);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/PushTransformer.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/PushTransformer.java
new file mode 100644
index 0000000000..d68b6aa772
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/PushTransformer.java
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding;
+
+/**
+ * A transformer that pushes data from its source into the sink
+ *
+ * @param <S>
+ * @param <R>
+ */
+public interface PushTransformer<S, R> extends Transformer {
+ /**
+ * @param source The source data
+ * @param sink The sink to receive the data
+ * @param context
+ */
+ void transform(S source, R sink, TransformationContext context);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/SimpleTypeMapper.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/SimpleTypeMapper.java
new file mode 100644
index 0000000000..634d489c11
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/SimpleTypeMapper.java
@@ -0,0 +1,44 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.databinding;
+
+import javax.xml.namespace.QName;
+
+/**
+ * Type Mapper between XML schema simple data types and java objects
+ */
+public interface SimpleTypeMapper {
+ /**
+ * Parse the XML lexical representation into a java object
+ * @param simpleType The XSD simple type
+ * @param value the XML lexical representation
+ * @param context The context of the transformation
+ * @return A java object for the XML value
+ */
+ Object toJavaObject(QName simpleType, String value, TransformationContext context);
+ /**
+ * Create the XML lexical representation for a java object
+ * @param simpleType The XSD simple type
+ * @param obj The java object
+ * @param context The context of the transformation
+ * @return The XML lexical representation
+ */
+ String toXMLLiteral(QName simpleType, Object obj, TransformationContext context);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformationContext.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformationContext.java
new file mode 100755
index 0000000000..8287de1707
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformationContext.java
@@ -0,0 +1,72 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding;
+
+import java.util.Map;
+
+import org.apache.tuscany.spi.model.DataType;
+
+/**
+ * Context for data transformation
+ *
+ */
+public interface TransformationContext {
+ /**
+ * Get the source data type
+ *
+ * @return
+ */
+ DataType getSourceDataType();
+
+ /**
+ * Get the target data type
+ *
+ * @return
+ */
+ DataType getTargetDataType();
+
+ /**
+ * Set the source data type
+ *
+ * @param sourceDataType
+ */
+ void setSourceDataType(DataType sourceDataType);
+
+ /**
+ * Set the target data type
+ *
+ * @param targetDataType
+ */
+ void setTargetDataType(DataType targetDataType);
+
+ /**
+ * Get the classloader
+ *
+ * @return
+ */
+ ClassLoader getClassLoader();
+
+ /**
+ * Get a map of metadata
+ *
+ * @return
+ */
+ Map<Class<?>, Object> getMetadata();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformationException.java
new file mode 100755
index 0000000000..9b57e1cf70
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformationException.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding;
+
+import org.apache.tuscany.api.TuscanyRuntimeException;
+
+/**
+ * Reports problems during data transformation
+ */
+public class TransformationException extends TuscanyRuntimeException {
+
+ private static final long serialVersionUID = 7662385613693006428L;
+
+ public TransformationException() {
+ super();
+ }
+
+ public TransformationException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public TransformationException(String message) {
+ super(message);
+ }
+
+ public TransformationException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/Transformer.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/Transformer.java
new file mode 100755
index 0000000000..2f969e979d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/Transformer.java
@@ -0,0 +1,49 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding;
+
+/**
+ * A transformer provides the data transformation from source type to target type. The cost of the transformation is
+ * modeled as weight.
+ */
+public interface Transformer {
+ /**
+ * Get the source type that this transformer transforms data from. The type is used as the key when the transformer
+ * is registered with TransformerRegistry.
+ *
+ * @return A key indentifying the source type
+ */
+ String getSourceDataBinding();
+
+ /**
+ * Get the target type that this transformer transforms data into. The type is used as the key when the transformer
+ * is registered with TransformerRegistry.
+ *
+ * @return A key indentifying the target type
+ */
+ String getTargetDataBinding();
+
+ /**
+ * Get the cost of the transformation. The weight can be used to choose the most efficient path if there are more
+ * than one available from the source to the target.
+ *
+ * @return An integer representing the cost of the transformation
+ */
+ int getWeight();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformerRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformerRegistry.java
new file mode 100755
index 0000000000..5381dfa081
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/TransformerRegistry.java
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding;
+
+import java.util.List;
+
+/**
+ * Registry for data transformers
+ */
+public interface TransformerRegistry {
+ /**
+ * Register a transformer
+ *
+ * @param sourceDataBinding
+ * @param targetDataBinding
+ * @param weight
+ * @param transformer
+ */
+ void registerTransformer(String sourceDataBinding,
+ String targetDataBinding,
+ int weight,
+ Transformer transformer);
+
+ /**
+ * Register a transformer
+ *
+ * @param transformer
+ */
+ void registerTransformer(Transformer transformer);
+
+ /**
+ * Unregister a transformer
+ *
+ * @param sourceDataBinding
+ * @param targetDataBinding
+ * @return
+ */
+ boolean unregisterTransformer(String sourceDataBinding, String targetDataBinding);
+
+ /**
+ * Get the direct Transformer which can transform data from source type to
+ * result type
+ *
+ * @param sourceDataBinding
+ * @param targetDataBinding
+ * @return
+ */
+ Transformer getTransformer(String sourceDataBinding, String targetDataBinding);
+
+ /**
+ * Get the a chain of Transformers which can transform data from source type
+ * to result type
+ *
+ * @param sourceDataBinding
+ * @param targetDataBinding
+ * @return
+ */
+ List<Transformer> getTransformerChain(String sourceDataBinding, String targetDataBinding);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/WrapperHandler.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/WrapperHandler.java
new file mode 100644
index 0000000000..9643ca280a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/WrapperHandler.java
@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.databinding;
+
+import java.util.List;
+
+import org.apache.tuscany.spi.idl.ElementInfo;
+
+/**
+ * A contract for transformers to deal with wrapping/unwrapping for WSDL wrapper style operations
+ */
+public interface WrapperHandler<T> {
+ /**
+ * Create a wrapper element
+ *
+ * @param element The XSD element
+ * @param context The transformation context
+ * @return An object representing the wrapper element
+ */
+ T create(ElementInfo element, TransformationContext context);
+
+ /**
+ * Set child element for the wrapper
+ *
+ * @param wrapper The wrapper
+ * @param i The index
+ * @param childElement The XSD element
+ * @param value The value of the child
+ */
+ void setChild(T wrapper, int i, ElementInfo childElement, Object value);
+
+ /**
+ * Get a list of child elements from the wrapper
+ * @param wrapper
+ * @return child elements under the wrapper
+ */
+ List getChildren(T wrapper);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/DOMHelper.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/DOMHelper.java
new file mode 100644
index 0000000000..2b927b8e55
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/DOMHelper.java
@@ -0,0 +1,69 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding.extension;
+
+import javax.xml.namespace.QName;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+
+/**
+ * Helper for DOM
+ */
+public final class DOMHelper {
+ private static final DocumentBuilderFactory FACTORY = DocumentBuilderFactory.newInstance();
+ static {
+ FACTORY.setNamespaceAware(true);
+ }
+
+ private DOMHelper() {
+ }
+
+ public static Document newDocument() throws ParserConfigurationException {
+ return newDocumentBuilder().newDocument();
+ }
+
+ public static DocumentBuilder newDocumentBuilder() throws ParserConfigurationException {
+ return FACTORY.newDocumentBuilder();
+ }
+
+ public static QName getQName(Node node) {
+ String ns = node.getNamespaceURI();
+ if (ns == null) {
+ ns = "";
+ }
+ // node.getLocalName() will return null if it is created using DOM Level
+ // 1 method
+ // such as createElement()
+ return new QName(ns, node.getNodeName());
+ }
+
+ public static Element createElement(Document document, QName name) {
+ String prefix = name.getPrefix();
+ String qname =
+ (prefix != null && prefix.length() > 0) ? prefix + ":" + name.getLocalPart() : name
+ .getLocalPart();
+ return document.createElementNS(name.getNamespaceURI(), qname);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/DataBindingExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/DataBindingExtension.java
new file mode 100644
index 0000000000..1598637d4e
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/DataBindingExtension.java
@@ -0,0 +1,166 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding.extension;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.databinding.DataBinding;
+import org.apache.tuscany.spi.databinding.DataBindingRegistry;
+import org.apache.tuscany.spi.databinding.ExceptionHandler;
+import org.apache.tuscany.spi.databinding.SimpleTypeMapper;
+import org.apache.tuscany.spi.databinding.WrapperHandler;
+import org.apache.tuscany.spi.model.DataType;
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+import org.osoa.sca.annotations.Scope;
+import org.osoa.sca.annotations.Service;
+
+/**
+ * Base Implementation of DataBinding
+ *
+ * @version $Rev$ $Date$
+ */
+@Service(DataBinding.class)
+@Scope("COMPOSITE")
+@EagerInit
+public abstract class DataBindingExtension implements DataBinding {
+
+ protected DataBindingRegistry registry;
+
+ protected Class<?> baseType;
+
+ protected String name;
+ protected String[] aliases;
+
+ /**
+ * Create a databinding with the base java type whose name will be used as
+ * the name of the databinding
+ *
+ * @param baseType The base java class or interface representing the
+ * databinding, for example, org.w3c.dom.Node
+ */
+ protected DataBindingExtension(Class<?> baseType) {
+ this(baseType.getName(), null, baseType);
+ }
+
+ /**
+ * Create a databinding with the name and base java type
+ *
+ * @param name The name of the databinding
+ * @param baseType The base java class or interface representing the
+ * databinding, for example, org.w3c.dom.Node
+ */
+ protected DataBindingExtension(String name, Class<?> baseType) {
+ this(name, null, baseType);
+ }
+
+ /**
+ * Create a databinding with the name and base java type
+ *
+ * @param name The name of the databinding
+ * @param aliases The aliases of the databinding
+ * @param baseType The base java class or interface representing the
+ * databinding, for example, org.w3c.dom.Node
+ */
+ protected DataBindingExtension(String name, String[] aliases, Class<?> baseType) {
+ this.name = name;
+ this.baseType = baseType;
+ this.aliases = aliases;
+ }
+
+ @Autowire
+ public void setDataBindingRegistry(DataBindingRegistry registry) {
+ this.registry = registry;
+ }
+
+ @Init
+ public void init() {
+ registry.register(this);
+ }
+
+ public boolean introspect(DataType type, Annotation[] annotations) {
+ assert type != null;
+ Type physical = type.getPhysical();
+ if (physical instanceof ParameterizedType) {
+ physical = ((ParameterizedType)physical).getRawType();
+ }
+ if (physical instanceof Class) {
+ Class cls = (Class)physical;
+ if (baseType != null && baseType.isAssignableFrom(cls)) {
+ type.setDataBinding(getName());
+ type.setLogical(baseType);
+ return true;
+ }
+ }
+ return false;
+ }
+
+ protected static org.apache.tuscany.api.annotation.DataType getDataTypeAnnotation(Annotation[] annotations) {
+ for (Annotation a : annotations) {
+ if (a.annotationType() == org.apache.tuscany.api.annotation.DataType.class) {
+ return (org.apache.tuscany.api.annotation.DataType) a;
+ }
+ }
+ return null;
+ }
+
+ public DataType introspect(Object value) {
+ if (value == null) {
+ return null;
+ } else {
+ DataType<Class> dataType = new DataType<Class>(value.getClass(), value.getClass());
+ if (introspect(dataType, null)) {
+ return dataType;
+ } else {
+ return null;
+ }
+ }
+ }
+
+ public final String getName() {
+ return name;
+ }
+
+ /**
+ * @see org.apache.tuscany.spi.databinding.DataBinding#getWrapperHandler()
+ */
+ public WrapperHandler getWrapperHandler() {
+ return null;
+ }
+
+ public ExceptionHandler getExceptionHandler() {
+ return null;
+ }
+
+ public Object copy(Object object) {
+ return object;
+ }
+
+ public SimpleTypeMapper getSimpleTypeMapper() {
+ return new SimpleTypeMapperExtension();
+ }
+
+ public String[] getAliases() {
+ return aliases;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/Java2SimpleTypeTransformer.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/Java2SimpleTypeTransformer.java
new file mode 100644
index 0000000000..14a4d8f66a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/Java2SimpleTypeTransformer.java
@@ -0,0 +1,60 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding.extension;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.databinding.PullTransformer;
+import org.apache.tuscany.spi.databinding.SimpleTypeMapper;
+import org.apache.tuscany.spi.databinding.TransformationContext;
+import org.apache.tuscany.spi.idl.XMLType;
+
+/**
+ * Transformer to convert data from a simple java object to a databinding's representation
+ */
+public abstract class Java2SimpleTypeTransformer<T> extends TransformerExtension<Object, T> implements
+ PullTransformer<Object, T> {
+
+ protected SimpleTypeMapper mapper;
+
+ public Java2SimpleTypeTransformer() {
+ this.mapper = new SimpleTypeMapperExtension();
+ }
+
+ public Java2SimpleTypeTransformer(SimpleTypeMapper mapper) {
+ this.mapper = (mapper != null) ? mapper : new SimpleTypeMapperExtension();
+ }
+
+ public T transform(Object source, TransformationContext context) {
+ XMLType xmlType = (XMLType) context.getTargetDataType().getLogical();
+ String text = mapper.toXMLLiteral(xmlType.getTypeName(), source, context);
+ return createElement(xmlType.getElementName(), text, context);
+ }
+
+ public Class getSourceType() {
+ return Object.class;
+ }
+
+ public int getWeight() {
+ return 10000;
+ }
+
+ protected abstract T createElement(QName element, String literal, TransformationContext context);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/SimpleType2JavaTransformer.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/SimpleType2JavaTransformer.java
new file mode 100644
index 0000000000..28b02f596a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/SimpleType2JavaTransformer.java
@@ -0,0 +1,63 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding.extension;
+
+import org.apache.tuscany.spi.databinding.PullTransformer;
+import org.apache.tuscany.spi.databinding.SimpleTypeMapper;
+import org.apache.tuscany.spi.databinding.TransformationContext;
+import org.apache.tuscany.spi.idl.XMLType;
+
+/**
+ * Transformer to convert data from a databinding's representation of simple
+ * types to Java Objects
+ */
+public abstract class SimpleType2JavaTransformer<T> extends TransformerExtension<T, Object> implements
+ PullTransformer<T, Object> {
+
+ protected SimpleTypeMapper mapper;
+
+ public SimpleType2JavaTransformer() {
+ this.mapper = new SimpleTypeMapperExtension();
+ }
+
+ public SimpleType2JavaTransformer(SimpleTypeMapper mapper) {
+ this.mapper = (mapper != null) ? mapper : new SimpleTypeMapperExtension();
+ }
+
+ public Object transform(T source, TransformationContext context) {
+ XMLType xmlType = (XMLType) context.getSourceDataType().getLogical();
+ return mapper.toJavaObject(xmlType.getTypeName(), getText(source), context);
+ }
+
+ public Class getTargetType() {
+ return Object.class;
+ }
+
+ public int getWeight() {
+ // Cannot be used for imtermediate
+ return 10000;
+ }
+
+ /**
+ * Get the string value from the source
+ * @param source
+ * @return A string
+ */
+ protected abstract String getText(T source);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/SimpleTypeMapperExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/SimpleTypeMapperExtension.java
new file mode 100644
index 0000000000..e4671f621c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/SimpleTypeMapperExtension.java
@@ -0,0 +1,392 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.databinding.extension;
+
+import java.util.Date;
+import java.util.GregorianCalendar;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.xml.datatype.DatatypeConfigurationException;
+import javax.xml.datatype.DatatypeFactory;
+import javax.xml.datatype.XMLGregorianCalendar;
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.databinding.SimpleTypeMapper;
+import org.apache.tuscany.spi.databinding.TransformationContext;
+import org.apache.tuscany.spi.idl.TypeInfo;
+
+public class SimpleTypeMapperExtension extends XSDDataTypeConverter implements SimpleTypeMapper {
+
+ public static final Map<Class, String> JAVA2XML = new HashMap<Class, String>();
+
+ public static final String URI_2001_SCHEMA_XSD = "http://www.w3.org/2001/XMLSchema";
+
+ public static final Map<String, Class> XML2JAVA = new HashMap<String, Class>();
+
+ public static final QName XSD_ANY = new QName(URI_2001_SCHEMA_XSD, "any");
+
+ public static final QName XSD_ANYSIMPLETYPE = new QName(URI_2001_SCHEMA_XSD, "anySimpleType");
+
+ public static final QName XSD_ANYTYPE = new QName(URI_2001_SCHEMA_XSD, "anyType");
+
+ public static final QName XSD_ANYURI = new QName(URI_2001_SCHEMA_XSD, "anyURI");
+
+ public static final QName XSD_BASE64 = new QName(URI_2001_SCHEMA_XSD, "base64Binary");
+
+ public static final QName XSD_BOOLEAN = new QName(URI_2001_SCHEMA_XSD, "boolean");
+
+ public static final QName XSD_BYTE = new QName(URI_2001_SCHEMA_XSD, "byte");
+
+ public static final QName XSD_DATE = new QName(URI_2001_SCHEMA_XSD, "date");
+
+ public static final QName XSD_DATETIME = new QName(URI_2001_SCHEMA_XSD, "dateTime");
+
+ public static final QName XSD_DAY = new QName(URI_2001_SCHEMA_XSD, "gDay");
+
+ public static final QName XSD_DECIMAL = new QName(URI_2001_SCHEMA_XSD, "decimal");
+
+ public static final QName XSD_DOUBLE = new QName(URI_2001_SCHEMA_XSD, "double");
+
+ public static final QName XSD_DURATION = new QName(URI_2001_SCHEMA_XSD, "duration");
+
+ public static final QName XSD_ENTITIES = new QName(URI_2001_SCHEMA_XSD, "ENTITIES");
+
+ public static final QName XSD_ENTITY = new QName(URI_2001_SCHEMA_XSD, "ENTITY");
+
+ public static final QName XSD_FLOAT = new QName(URI_2001_SCHEMA_XSD, "float");
+
+ public static final QName XSD_HEXBIN = new QName(URI_2001_SCHEMA_XSD, "hexBinary");
+
+ public static final QName XSD_IDREF = new QName(URI_2001_SCHEMA_XSD, "IDREF");
+
+ public static final QName XSD_IDREFS = new QName(URI_2001_SCHEMA_XSD, "IDREFS");
+
+ public static final QName XSD_INT = new QName(URI_2001_SCHEMA_XSD, "int");
+
+ public static final QName XSD_INTEGER = new QName(URI_2001_SCHEMA_XSD, "integer");
+
+ public static final QName XSD_LONG = new QName(URI_2001_SCHEMA_XSD, "long");
+
+ public static final QName XSD_MONTH = new QName(URI_2001_SCHEMA_XSD, "gMonth");
+
+ public static final QName XSD_MONTHDAY = new QName(URI_2001_SCHEMA_XSD, "gMonthDay");
+
+ public static final QName XSD_NAME = new QName(URI_2001_SCHEMA_XSD, "Name");
+
+ public static final QName XSD_NCNAME = new QName(URI_2001_SCHEMA_XSD, "NCName");
+
+ public static final QName XSD_NEGATIVEINTEGER = new QName(URI_2001_SCHEMA_XSD, "negativeInteger");
+
+ public static final QName XSD_NMTOKEN = new QName(URI_2001_SCHEMA_XSD, "NMTOKEN");
+
+ public static final QName XSD_NMTOKENS = new QName(URI_2001_SCHEMA_XSD, "NMTOKENS");
+
+ public static final QName XSD_NONNEGATIVEINTEGER = new QName(URI_2001_SCHEMA_XSD, "nonNegativeInteger");
+
+ public static final QName XSD_NONPOSITIVEINTEGER = new QName(URI_2001_SCHEMA_XSD, "nonPositiveInteger");
+
+ public static final QName XSD_NORMALIZEDSTRING = new QName(URI_2001_SCHEMA_XSD, "normalizedString");
+
+ public static final QName XSD_NOTATION = new QName(URI_2001_SCHEMA_XSD, "NOTATION");
+
+ public static final QName XSD_POSITIVEINTEGER = new QName(URI_2001_SCHEMA_XSD, "positiveInteger");
+
+ public static final QName XSD_QNAME = new QName(URI_2001_SCHEMA_XSD, "QName");
+
+ public static final QName XSD_SHORT = new QName(URI_2001_SCHEMA_XSD, "short");
+
+ public static final Map<String, TypeInfo> XSD_SIMPLE_TYPES = new HashMap<String, TypeInfo>();
+
+ public static final QName XSD_STRING = new QName(URI_2001_SCHEMA_XSD, "string");
+
+ public static final QName XSD_TIME = new QName(URI_2001_SCHEMA_XSD, "time");
+
+ public static final QName XSD_TOKEN = new QName(URI_2001_SCHEMA_XSD, "token");
+
+ public static final QName XSD_UNSIGNEDBYTE = new QName(URI_2001_SCHEMA_XSD, "unsignedByte");
+
+ public static final QName XSD_UNSIGNEDINT = new QName(URI_2001_SCHEMA_XSD, "unsignedInt");
+
+ public static final QName XSD_UNSIGNEDLONG = new QName(URI_2001_SCHEMA_XSD, "unsignedLong");
+
+ public static final QName XSD_UNSIGNEDSHORT = new QName(URI_2001_SCHEMA_XSD, "unsignedShort");
+
+ public static final QName XSD_YEAR = new QName(URI_2001_SCHEMA_XSD, "gYear");
+
+ public static final QName XSD_YEARMONTH = new QName(URI_2001_SCHEMA_XSD, "gYearMonth");
+
+ private static final String[] XSD_TYPE_NAMES =
+ {"string", "boolean", "double", "float", "int", "integer", "long", "short", "byte", "decimal", "base64Binary",
+ "hexBinary", "anySimpleType", "anyType", "any", "QName", "dateTime", "date", "time", "normalizedString",
+ "token", "unsignedLong", "unsignedInt", "unsignedShort", "unsignedByte", "positiveInteger", "negativeInteger",
+ "nonNegativeInteger", "nonPositiveInteger", "gYearMonth", "gMonthDay", "gYear", "gMonth", "gDay", "duration",
+ "Name", "NCName", "NMTOKEN", "NMTOKENS", "NOTATION", "ENTITY", "ENTITIES", "IDREF", "IDREFS", "anyURI",
+ "language", "ID"};
+
+ static {
+ for (String type : XSD_TYPE_NAMES) {
+ TypeInfo simpleType = new TypeInfo(new QName(URI_2001_SCHEMA_XSD, type), true, null);
+ XSD_SIMPLE_TYPES.put(type, simpleType);
+ }
+ }
+
+ static {
+ JAVA2XML.put(boolean.class, "boolean");
+ JAVA2XML.put(byte.class, "byte");
+ JAVA2XML.put(short.class, "short");
+ JAVA2XML.put(int.class, "int");
+ JAVA2XML.put(long.class, "long");
+ JAVA2XML.put(float.class, "float");
+ JAVA2XML.put(double.class, "double");
+ JAVA2XML.put(Boolean.class, "boolean");
+ JAVA2XML.put(Byte.class, "byte");
+ JAVA2XML.put(Short.class, "short");
+ JAVA2XML.put(Integer.class, "int");
+ JAVA2XML.put(Long.class, "long");
+ JAVA2XML.put(Float.class, "float");
+ JAVA2XML.put(Double.class, "double");
+ JAVA2XML.put(java.lang.String.class, "string");
+ JAVA2XML.put(java.math.BigInteger.class, "integer");
+ JAVA2XML.put(java.math.BigDecimal.class, "decimal");
+ JAVA2XML.put(java.util.Calendar.class, "dateTime");
+ JAVA2XML.put(java.util.Date.class, "dateTime");
+ JAVA2XML.put(javax.xml.namespace.QName.class, "QName");
+ JAVA2XML.put(java.net.URI.class, "string");
+ JAVA2XML.put(javax.xml.datatype.XMLGregorianCalendar.class, "anySimpleType");
+ JAVA2XML.put(javax.xml.datatype.Duration.class, "duration");
+ JAVA2XML.put(java.lang.Object.class, "anyType");
+ JAVA2XML.put(java.awt.Image.class, "base64Binary");
+ JAVA2XML.put(byte[].class, "base64Binary");
+ // java2XSD.put(javax.activation.DataHandler.class, "base64Binary");
+ JAVA2XML.put(javax.xml.transform.Source.class, "base64Binary");
+ JAVA2XML.put(java.util.UUID.class, "string");
+ }
+
+ static {
+ XML2JAVA.put("string", java.lang.String.class);
+ XML2JAVA.put("integer", java.math.BigInteger.class);
+ XML2JAVA.put("int", int.class);
+ XML2JAVA.put("long", long.class);
+ XML2JAVA.put("short", short.class);
+ XML2JAVA.put("decimal", java.math.BigDecimal.class);
+ XML2JAVA.put("float", float.class);
+ XML2JAVA.put("double", double.class);
+ XML2JAVA.put("boolean", boolean.class);
+ XML2JAVA.put("byte", byte.class);
+ XML2JAVA.put("QName", javax.xml.namespace.QName.class);
+ XML2JAVA.put("dateTime", javax.xml.datatype.XMLGregorianCalendar.class);
+ XML2JAVA.put("base64Binary", byte[].class);
+ XML2JAVA.put("hexBinary", byte[].class);
+ XML2JAVA.put("unsignedInt", long.class);
+ XML2JAVA.put("unsignedShort", int.class);
+ XML2JAVA.put("unsignedByte", short.class);
+ XML2JAVA.put("time", javax.xml.datatype.XMLGregorianCalendar.class);
+ XML2JAVA.put("date", javax.xml.datatype.XMLGregorianCalendar.class);
+ XML2JAVA.put("gDay", javax.xml.datatype.XMLGregorianCalendar.class);
+ XML2JAVA.put("gMonth", javax.xml.datatype.XMLGregorianCalendar.class);
+ XML2JAVA.put("gYear", javax.xml.datatype.XMLGregorianCalendar.class);
+ XML2JAVA.put("gYearMonth", javax.xml.datatype.XMLGregorianCalendar.class);
+ XML2JAVA.put("gMonthDay", javax.xml.datatype.XMLGregorianCalendar.class);
+ XML2JAVA.put("anySimpleType", java.lang.Object.class); // For elements
+ // XML2JAVA.put("anySimpleType", java.lang.String.class); // For
+ // attributes
+ XML2JAVA.put("duration", javax.xml.datatype.Duration.class);
+ XML2JAVA.put("NOTATION", javax.xml.namespace.QName.class);
+ }
+
+ private DatatypeFactory factory;
+
+ public SimpleTypeMapperExtension() {
+ super();
+ try {
+ this.factory = DatatypeFactory.newInstance();
+ } catch (DatatypeConfigurationException e) {
+ throw new IllegalArgumentException(e);
+ }
+ }
+
+ public Class getJavaType(QName xmlType) {
+ if (URI_2001_SCHEMA_XSD.equals(xmlType.getNamespaceURI())) {
+ return XML2JAVA.get(xmlType.getLocalPart());
+ } else {
+ return null;
+ }
+ }
+
+ public TypeInfo getXMLType(Class javaType) {
+ return XSD_SIMPLE_TYPES.get(JAVA2XML.get(javaType));
+ }
+
+ public Object toJavaObject(QName simpleType, String literal, TransformationContext context) {
+ /**
+ * <ul>
+ * <li>xsd:string --- java.lang.String
+ * <li>xsd:integer --- java.math.BigInteger
+ * <li>xsd:int --- int
+ * <li>xsd:long --- long
+ * <li>xsd:short --- short
+ * <li>xsd:decimal --- java.math.BigDecimal
+ * <li>xsd:float --- float
+ * <li>xsd:double --- double
+ * <li>xsd:boolean --- boolean
+ * <li>xsd:byte --- byte
+ * <li>xsd:QName --- javax.xml.namespace.QName
+ * <li>xsd:dateTime --- javax.xml.datatype.XMLGregorianCalendar
+ * <li>xsd:base64Binary --- byte[]
+ * <li>xsd:hexBinary --- byte[]
+ * <li>xsd:unsignedInt --- long
+ * <li>xsd:unsignedShort --- int
+ * <li>xsd:unsignedByte --- short
+ * <li>xsd:time --- javax.xml.datatype.XMLGregorianCalendar
+ * <li>xsd:date --- javax.xml.datatype.XMLGregorianCalendar
+ * <li>xsd:g* --- javax.xml.datatype.XMLGregorianCalendar
+ * <li>xsd:anySimpleType (for xsd:element of this type)a
+ * java.lang.Object
+ * <li>xsd:anySimpleType (for xsd:attribute of this type)
+ * java.lang.String
+ * <li>xsd:duration javax.xml.datatype.Duration
+ * <li>xsd:NOTATION javax.xml.namespace.QName
+ * </ul>
+ */
+
+ if (literal == null) {
+ return null;
+ }
+ String value = literal.trim();
+
+ QName type = simpleType;
+ if (type.equals(XSD_STRING)) {
+ return parseString(value);
+ } else if (type.equals(XSD_INT)) {
+ return parseInt(value);
+ } else if (type.equals(XSD_INTEGER)) {
+ return parseInteger(value);
+ } else if (type.equals(XSD_INT)) {
+ return parseInt(value);
+ } else if (type.equals(XSD_FLOAT)) {
+ return parseFloat(value);
+ } else if (type.equals(XSD_DOUBLE)) {
+ return parseDouble(value);
+ } else if (type.equals(XSD_SHORT)) {
+ return parseShort(value);
+ } else if (type.equals(XSD_DECIMAL)) {
+ return parseDecimal(value);
+ } else if (type.equals(XSD_BOOLEAN)) {
+ return parseBoolean(value);
+ } else if (type.equals(XSD_BYTE)) {
+ return parseByte(value);
+ } else if (type.equals(XSD_LONG)) {
+ return parseLong(value);
+ } else if (type.equals(XSD_UNSIGNEDBYTE)) {
+ return parseUnsignedShort(value);
+ } else if (type.equals(XSD_UNSIGNEDSHORT)) {
+ return parseUnsignedShort(value);
+ } else if (type.equals(XSD_UNSIGNEDINT)) {
+ return parseUnsignedInt(value);
+ } else if (type.equals(XSD_UNSIGNEDLONG)) {
+ return parseUnsignedInt(value);
+ } else if (type.equals(XSD_DATETIME)) {
+ return parseDateTime(value);
+ } else if (type.equals(XSD_DATE)) {
+ return parseDate(value);
+ } else if (type.equals(XSD_TIME)) {
+ return parseTime(value);
+ } else if (type.equals(XSD_DURATION)) {
+ return parseDuration(value);
+ } else if (type.equals(XSD_HEXBIN)) {
+ return parseHexBinary(value);
+ } else if (type.equals(XSD_BASE64)) {
+ return parseBase64Binary(value);
+ } else if (type.equals(XSD_QNAME)) {
+ NamespaceContext namespaceContext =
+ (NamespaceContext)((context != null) ? context.getMetadata().get(NamespaceContext.class) : null);
+ return parseQName(value, namespaceContext);
+ } else if (type.equals(XSD_NOTATION)) {
+ NamespaceContext namespaceContext =
+ (NamespaceContext)((context != null) ? context.getMetadata().get(NamespaceContext.class) : null);
+ return parseQName(value, namespaceContext);
+ } else if (type.equals(XSD_YEAR)) {
+ return factory.newXMLGregorianCalendar(value);
+ } else if (type.equals(XSD_MONTH)) {
+ return factory.newXMLGregorianCalendar(value);
+ } else if (type.equals(XSD_DAY)) {
+ return factory.newXMLGregorianCalendar(value);
+ } else if (type.equals(XSD_YEARMONTH)) {
+ return factory.newXMLGregorianCalendar(value);
+ } else if (type.equals(XSD_MONTHDAY)) {
+ return factory.newXMLGregorianCalendar(value);
+ } else {
+ return value;
+ }
+ }
+
+ @SuppressWarnings("deprecation")
+ private XMLGregorianCalendar toXMLGregorianCalendar(Date date) {
+ GregorianCalendar c =
+ new GregorianCalendar(date.getYear(), date.getMonth(), date.getDate(), date.getHours(), date.getMinutes(),
+ date.getSeconds());
+ return factory.newXMLGregorianCalendar(c);
+ }
+
+ private XMLGregorianCalendar toXMLGregorianCalendar(GregorianCalendar calendar) {
+ return factory.newXMLGregorianCalendar(calendar);
+ }
+
+ public String toXMLLiteral(QName simpleType, Object obj, TransformationContext context) {
+ if (obj instanceof Float || obj instanceof Double) {
+ if (obj instanceof Float) {
+ return printDouble(((Float)obj).floatValue());
+ } else {
+ return printDouble(((Double)obj).doubleValue());
+ }
+ } else if (obj instanceof GregorianCalendar) {
+ GregorianCalendar calendar = (GregorianCalendar)obj;
+ return toXMLGregorianCalendar(calendar).toXMLFormat();
+ } else if (obj instanceof Date) {
+ return toXMLGregorianCalendar((Date)obj).toXMLFormat();
+ } else if (obj instanceof XMLGregorianCalendar) {
+ return ((XMLGregorianCalendar)obj).toXMLFormat();
+ } else if (obj instanceof byte[]) {
+ if (simpleType != null) {
+ if (simpleType.equals(XSD_BASE64)) {
+ return printBase64Binary((byte[])obj);
+ } else if (simpleType.equals(XSD_HEXBIN)) {
+ return printHexBinary((byte[])obj);
+ }
+ }
+ } else if (obj instanceof QName) {
+ NamespaceContext namespaceContext =
+ (NamespaceContext)((context != null) ? context.getMetadata().get(NamespaceContext.class) : null);
+ return printQName((QName)obj, namespaceContext);
+ }
+ return obj.toString();
+ }
+
+ public static boolean isSimpleXSDType(QName typeName) {
+ if (typeName == null) {
+ return false;
+ }
+ return typeName.getNamespaceURI().equals(URI_2001_SCHEMA_XSD)
+ && XSD_SIMPLE_TYPES.get(typeName.getLocalPart()) != null;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/TransformerExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/TransformerExtension.java
new file mode 100644
index 0000000000..d54dbca1d1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/TransformerExtension.java
@@ -0,0 +1,73 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.databinding.extension;
+
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+import org.osoa.sca.annotations.Scope;
+import org.osoa.sca.annotations.Service;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.databinding.Transformer;
+import org.apache.tuscany.spi.databinding.TransformerRegistry;
+
+/**
+ * Base Implementation of Transformer which provides the registration to the transformer registry
+ *
+ * @version $Rev$ $Date$
+ */
+@Service(Transformer.class)
+@Scope("COMPOSITE")
+@EagerInit
+public abstract class TransformerExtension<S, T> implements Transformer {
+
+ protected TransformerRegistry registry;
+
+ protected TransformerExtension() {
+ super();
+ }
+
+ @Autowire
+ public void setTransformerRegistry(TransformerRegistry registry) {
+ this.registry = registry;
+ }
+
+ @Init
+ public void init() {
+ registry.registerTransformer(this);
+ }
+
+ protected abstract Class getSourceType();
+
+ protected abstract Class getTargetType();
+
+ public String getSourceDataBinding() {
+ return getSourceType().getName();
+ }
+
+ public String getTargetDataBinding() {
+ return getTargetType().getName();
+ }
+
+ public int getWeight() {
+ // default to 50
+ return 50;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/XSDDataTypeConverter.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/XSDDataTypeConverter.java
new file mode 100644
index 0000000000..a0c75570bd
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/XSDDataTypeConverter.java
@@ -0,0 +1,940 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.databinding.extension;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.io.Writer;
+import java.math.BigDecimal;
+import java.math.BigInteger;
+import java.text.FieldPosition;
+import java.text.Format;
+import java.text.ParsePosition;
+import java.util.Calendar;
+import java.util.TimeZone;
+import javax.xml.XMLConstants;
+import javax.xml.datatype.DatatypeConfigurationException;
+import javax.xml.datatype.DatatypeFactory;
+import javax.xml.datatype.Duration;
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+
+/**
+ * Utility class for XSD data type conversions
+ */
+public class XSDDataTypeConverter {
+ public static final class Base64Binary {
+ private static final char[] S_BASE64CHAR =
+ {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S',
+ 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l',
+ 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4',
+ '5', '6', '7', '8', '9', '+', '/'};
+
+ private static final char S_BASE64PAD = '=';
+
+ private static final byte[] S_DECODETABLE = new byte[128];
+
+ static {
+ for (int i = 0; i < S_DECODETABLE.length; i++) {
+ S_DECODETABLE[i] = Byte.MAX_VALUE; // 127
+ }
+ for (int i = 0; i < S_BASE64CHAR.length; i++) {
+ // 0 to 63
+ S_DECODETABLE[S_BASE64CHAR[i]] = (byte) i;
+ }
+ }
+
+ private Base64Binary() {
+ }
+
+ /**
+ *
+ */
+ public static byte[] decode(char[] data, int off, int len) {
+ char[] ibuf = new char[4];
+ int ibufcount = 0;
+ byte[] obuf = new byte[len / 4 * 3 + 3];
+ int obufcount = 0;
+ for (int i = off; i < off + len; i++) {
+ char ch = data[i];
+ if (ch == S_BASE64PAD || ch < S_DECODETABLE.length && S_DECODETABLE[ch] != Byte.MAX_VALUE) {
+ ibuf[ibufcount++] = ch;
+ if (ibufcount == ibuf.length) {
+ ibufcount = 0;
+ obufcount += decode0(ibuf, obuf, obufcount);
+ }
+ }
+ }
+ if (obufcount == obuf.length) {
+ return obuf;
+ }
+ byte[] ret = new byte[obufcount];
+ System.arraycopy(obuf, 0, ret, 0, obufcount);
+ return ret;
+ }
+
+ /**
+ *
+ */
+ public static void decode(char[] data, int off, int len, OutputStream ostream) throws IOException {
+ char[] ibuf = new char[4];
+ int ibufcount = 0;
+ byte[] obuf = new byte[3];
+ for (int i = off; i < off + len; i++) {
+ char ch = data[i];
+ if (ch == S_BASE64PAD || ch < S_DECODETABLE.length && S_DECODETABLE[ch] != Byte.MAX_VALUE) {
+ ibuf[ibufcount++] = ch;
+ if (ibufcount == ibuf.length) {
+ ibufcount = 0;
+ int obufcount = decode0(ibuf, obuf, 0);
+ ostream.write(obuf, 0, obufcount);
+ }
+ }
+ }
+ }
+
+ /**
+ *
+ */
+ public static byte[] decode(String data) {
+ char[] ibuf = new char[4];
+ int ibufcount = 0;
+ byte[] obuf = new byte[data.length() / 4 * 3 + 3];
+ int obufcount = 0;
+ for (int i = 0; i < data.length(); i++) {
+ char ch = data.charAt(i);
+ if (ch == S_BASE64PAD || ch < S_DECODETABLE.length && S_DECODETABLE[ch] != Byte.MAX_VALUE) {
+ ibuf[ibufcount++] = ch;
+ if (ibufcount == ibuf.length) {
+ ibufcount = 0;
+ obufcount += decode0(ibuf, obuf, obufcount);
+ }
+ }
+ }
+ if (obufcount == obuf.length) {
+ return obuf;
+ }
+ byte[] ret = new byte[obufcount];
+ System.arraycopy(obuf, 0, ret, 0, obufcount);
+ return ret;
+ }
+
+ /**
+ *
+ */
+ public static void decode(String data, OutputStream ostream) throws IOException {
+ char[] ibuf = new char[4];
+ int ibufcount = 0;
+ byte[] obuf = new byte[3];
+ for (int i = 0; i < data.length(); i++) {
+ char ch = data.charAt(i);
+ if (ch == S_BASE64PAD || ch < S_DECODETABLE.length && S_DECODETABLE[ch] != Byte.MAX_VALUE) {
+ ibuf[ibufcount++] = ch;
+ if (ibufcount == ibuf.length) {
+ ibufcount = 0;
+ int obufcount = decode0(ibuf, obuf, 0);
+ ostream.write(obuf, 0, obufcount);
+ }
+ }
+ }
+ }
+
+ private static int decode0(char[] ibuf, byte[] obuf, int index) {
+ int wp = index;
+ int outlen = 3;
+ if (ibuf[3] == S_BASE64PAD) {
+ outlen = 2;
+ }
+ if (ibuf[2] == S_BASE64PAD) {
+ outlen = 1;
+ }
+ int b0 = S_DECODETABLE[ibuf[0]];
+ int b1 = S_DECODETABLE[ibuf[1]];
+ int b2 = S_DECODETABLE[ibuf[2]];
+ int b3 = S_DECODETABLE[ibuf[3]];
+ switch (outlen) {
+ case 1:
+ obuf[wp] = (byte) (b0 << 2 & 0xfc | b1 >> 4 & 0x3);
+ return 1;
+ case 2:
+ obuf[wp++] = (byte) (b0 << 2 & 0xfc | b1 >> 4 & 0x3);
+ obuf[wp] = (byte) (b1 << 4 & 0xf0 | b2 >> 2 & 0xf);
+ return 2;
+ case 3:
+ obuf[wp++] = (byte) (b0 << 2 & 0xfc | b1 >> 4 & 0x3);
+ obuf[wp++] = (byte) (b1 << 4 & 0xf0 | b2 >> 2 & 0xf);
+ obuf[wp] = (byte) (b2 << 6 & 0xc0 | b3 & 0x3f);
+ return 3;
+ default:
+ throw new IllegalArgumentException("The character sequence is not base64 encoded.");
+ }
+ }
+
+ /**
+ * Returns base64 representation of specified byte array.
+ */
+ public static String encode(byte[] data) {
+ return encode(data, 0, data.length);
+ }
+
+ /**
+ * Returns base64 representation of specified byte array.
+ */
+ public static String encode(byte[] data, int off, int len) {
+ if (len <= 0) {
+ return "";
+ }
+ char[] out = new char[len / 3 * 4 + 4];
+ int rindex = off;
+ int windex = 0;
+ int rest = len - off;
+ while (rest >= 3) {
+ int i =
+ ((data[rindex] & 0xff) << 16) + ((data[rindex + 1] & 0xff) << 8)
+ + (data[rindex + 2] & 0xff);
+ out[windex++] = S_BASE64CHAR[i >> 18];
+ out[windex++] = S_BASE64CHAR[(i >> 12) & 0x3f];
+ out[windex++] = S_BASE64CHAR[(i >> 6) & 0x3f];
+ out[windex++] = S_BASE64CHAR[i & 0x3f];
+ rindex += 3;
+ rest -= 3;
+ }
+ if (rest == 1) {
+ int i = data[rindex] & 0xff;
+ out[windex++] = S_BASE64CHAR[i >> 2];
+ out[windex++] = S_BASE64CHAR[(i << 4) & 0x3f];
+ out[windex++] = S_BASE64PAD;
+ out[windex++] = S_BASE64PAD;
+ } else if (rest == 2) {
+ int i = ((data[rindex] & 0xff) << 8) + (data[rindex + 1] & 0xff);
+ out[windex++] = S_BASE64CHAR[i >> 10];
+ out[windex++] = S_BASE64CHAR[(i >> 4) & 0x3f];
+ out[windex++] = S_BASE64CHAR[(i << 2) & 0x3f];
+ out[windex++] = S_BASE64PAD;
+ }
+ return new String(out, 0, windex);
+ }
+
+ /**
+ * Outputs base64 representation of the specified byte array to a byte stream.
+ */
+ public static void encode(byte[] data, int off, int len, OutputStream ostream) throws IOException {
+ if (len <= 0) {
+ return;
+ }
+ byte[] out = new byte[4];
+ int rindex = off;
+ int rest = len - off;
+ while (rest >= 3) {
+ int i =
+ ((data[rindex] & 0xff) << 16) + ((data[rindex + 1] & 0xff) << 8)
+ + (data[rindex + 2] & 0xff);
+ out[0] = (byte) S_BASE64CHAR[i >> 18];
+ out[1] = (byte) S_BASE64CHAR[(i >> 12) & 0x3f];
+ out[2] = (byte) S_BASE64CHAR[(i >> 6) & 0x3f];
+ out[3] = (byte) S_BASE64CHAR[i & 0x3f];
+ ostream.write(out, 0, 4);
+ rindex += 3;
+ rest -= 3;
+ }
+ if (rest == 1) {
+ int i = data[rindex] & 0xff;
+ out[0] = (byte) S_BASE64CHAR[i >> 2];
+ out[1] = (byte) S_BASE64CHAR[(i << 4) & 0x3f];
+ out[2] = (byte) S_BASE64PAD;
+ out[3] = (byte) S_BASE64PAD;
+ ostream.write(out, 0, 4);
+ } else if (rest == 2) {
+ int i = ((data[rindex] & 0xff) << 8) + (data[rindex + 1] & 0xff);
+ out[0] = (byte) S_BASE64CHAR[i >> 10];
+ out[1] = (byte) S_BASE64CHAR[(i >> 4) & 0x3f];
+ out[2] = (byte) S_BASE64CHAR[(i << 2) & 0x3f];
+ out[3] = (byte) S_BASE64PAD;
+ ostream.write(out, 0, 4);
+ }
+ }
+
+ /**
+ * Outputs base64 representation of the specified byte array to a character stream.
+ */
+ public static void encode(byte[] data, int off, int len, Writer writer) throws IOException {
+ if (len <= 0) {
+ return;
+ }
+ char[] out = new char[4];
+ int rindex = off;
+ int rest = len - off;
+ int output = 0;
+ while (rest >= 3) {
+ int i =
+ ((data[rindex] & 0xff) << 16) + ((data[rindex + 1] & 0xff) << 8)
+ + (data[rindex + 2] & 0xff);
+ out[0] = S_BASE64CHAR[i >> 18];
+ out[1] = S_BASE64CHAR[(i >> 12) & 0x3f];
+ out[2] = S_BASE64CHAR[(i >> 6) & 0x3f];
+ out[3] = S_BASE64CHAR[i & 0x3f];
+ writer.write(out, 0, 4);
+ rindex += 3;
+ rest -= 3;
+ output += 4;
+ if (output % 76 == 0) {
+ writer.write("\n");
+ }
+ }
+ if (rest == 1) {
+ int i = data[rindex] & 0xff;
+ out[0] = S_BASE64CHAR[i >> 2];
+ out[1] = S_BASE64CHAR[(i << 4) & 0x3f];
+ out[2] = S_BASE64PAD;
+ out[3] = S_BASE64PAD;
+ writer.write(out, 0, 4);
+ } else if (rest == 2) {
+ int i = ((data[rindex] & 0xff) << 8) + (data[rindex + 1] & 0xff);
+ out[0] = S_BASE64CHAR[i >> 10];
+ out[1] = S_BASE64CHAR[(i >> 4) & 0x3f];
+ out[2] = S_BASE64CHAR[(i << 2) & 0x3f];
+ out[3] = S_BASE64PAD;
+ writer.write(out, 0, 4);
+ }
+ }
+ }
+
+ /**
+ * <p/>
+ * Utility class for xs:hexbinary. </p>
+ */
+ public static final class HexBinary {
+ private HexBinary() {
+ }
+
+ /**
+ * Converts the string <code>pValue</code> into an array of hex bytes.
+ */
+ public static byte[] decode(String pValue) {
+ if ((pValue.length() % 2) != 0) {
+ throw new IllegalArgumentException("A HexBinary string must have even length.");
+ }
+ byte[] result = new byte[pValue.length() / 2];
+ int j = 0;
+ int i = 0;
+ while (i < pValue.length()) {
+ byte b;
+ char c = pValue.charAt(i++);
+ char d = pValue.charAt(i++);
+ if (c >= '0' && c <= '9') {
+ b = (byte) ((c - '0') << 4);
+ } else if (c >= 'A' && c <= 'F') {
+ b = (byte) ((c - 'A' + 10) << 4);
+ } else if (c >= 'a' && c <= 'f') {
+ b = (byte) ((c - 'a' + 10) << 4);
+ } else {
+ throw new IllegalArgumentException("Invalid hex digit: " + c);
+ }
+ if (d >= '0' && d <= '9') {
+ b += (byte) (d - '0');
+ } else if (d >= 'A' && d <= 'F') {
+ b += (byte) (d - 'A' + 10);
+ } else if (d >= 'a' && d <= 'f') {
+ b += (byte) (d - 'a' + 10);
+ } else {
+ throw new IllegalArgumentException("Invalid hex digit: " + d);
+ }
+ result[j++] = b;
+ }
+ return result;
+ }
+
+ /**
+ * Converts the byte array <code>pHexBinary</code> into a string.
+ */
+ public static String encode(byte[] pHexBinary) {
+ StringBuffer result = new StringBuffer();
+ for (int i = 0; i < pHexBinary.length; i++) {
+ byte b = pHexBinary[i];
+ byte c = (byte) ((b & 0xf0) >> 4);
+ if (c <= 9) {
+ result.append((char) ('0' + c));
+ } else {
+ result.append((char) ('A' + c - 10));
+ }
+ c = (byte) (b & 0x0f);
+ if (c <= 9) {
+ result.append((char) ('0' + c));
+ } else {
+ result.append((char) ('A' + c - 10));
+ }
+ }
+ return result.toString();
+ }
+
+ /**
+ * Creates a clone of the given byte array.
+ */
+ public static byte[] getClone(byte[] pHexBinary) {
+ byte[] result = new byte[pHexBinary.length];
+ System.arraycopy(pHexBinary, 0, result, 0, pHexBinary.length);
+ return result;
+ }
+ }
+
+ public class XSDDateFormat extends XSDDateTimeFormat {
+ private static final long serialVersionUID = -1629412916827246627L;
+
+ /**
+ * Creates a new instance.
+ */
+ public XSDDateFormat() {
+ super(true, false);
+ }
+ }
+
+ /**
+ * <p/>
+ * An instance of {@link java.text.Format}, which may be used to parse and format <code>xs:dateTime</code> values.
+ * </p>
+ */
+ public static class XSDDateTimeFormat extends Format {
+ private static final long serialVersionUID = -1148332471737068969L;
+
+ final boolean parseDate;
+
+ final boolean parseTime;
+
+ /**
+ * Creates a new instance.
+ */
+ public XSDDateTimeFormat() {
+ this(true, true);
+ }
+
+ XSDDateTimeFormat(boolean pParseDate, boolean pParseTime) {
+ parseDate = pParseDate;
+ parseTime = pParseTime;
+ }
+
+ private void append(StringBuffer pBuffer, int pNum, int pMinLen) {
+ String s = Integer.toString(pNum);
+ for (int i = s.length(); i < pMinLen; i++) {
+ pBuffer.append('0');
+ }
+ pBuffer.append(s);
+ }
+
+ public StringBuffer format(Object pCalendar, StringBuffer pBuffer, FieldPosition pPos) {
+ assert pCalendar != null : "The Calendar argument must not be null.";
+ assert pBuffer != null : "The StringBuffer argument must not be null.";
+ assert pPos != null : "The FieldPosition argument must not be null.";
+
+ Calendar cal = (Calendar) pCalendar;
+ if (parseDate) {
+ int year = cal.get(Calendar.YEAR);
+ if (year < 0) {
+ pBuffer.append('-');
+ year = -year;
+ }
+ append(pBuffer, year, 4);
+ pBuffer.append('-');
+ append(pBuffer, cal.get(Calendar.MONTH) + 1, 2);
+ pBuffer.append('-');
+ append(pBuffer, cal.get(Calendar.DAY_OF_MONTH), 2);
+ if (parseTime) {
+ pBuffer.append('T');
+ }
+ }
+ if (parseTime) {
+ append(pBuffer, cal.get(Calendar.HOUR_OF_DAY), 2);
+ pBuffer.append(':');
+ append(pBuffer, cal.get(Calendar.MINUTE), 2);
+ pBuffer.append(':');
+ append(pBuffer, cal.get(Calendar.SECOND), 2);
+ int millis = cal.get(Calendar.MILLISECOND);
+ if (millis > 0) {
+ pBuffer.append('.');
+ append(pBuffer, millis, 3);
+ }
+ }
+ TimeZone tz = cal.getTimeZone();
+ // JDK 1.4: int offset = tz.getOffset(cal.getTimeInMillis());
+ int offset = cal.get(Calendar.ZONE_OFFSET);
+ if (tz.inDaylightTime(cal.getTime())) {
+ offset += cal.get(Calendar.DST_OFFSET);
+ }
+ if (offset == 0) {
+ pBuffer.append('Z');
+ } else {
+ if (offset < 0) {
+ pBuffer.append('-');
+ offset = -offset;
+ } else {
+ pBuffer.append('+');
+ }
+ int minutes = offset / (60 * 1000);
+ int hours = minutes / 60;
+ minutes -= hours * 60;
+ append(pBuffer, hours, 2);
+ pBuffer.append(':');
+ append(pBuffer, minutes, 2);
+ }
+ return pBuffer;
+ }
+
+ private int parseInt(String pString, int offset, StringBuffer pDigits) {
+ int length = pString.length();
+ int pOffset = offset;
+ pDigits.setLength(0);
+ while (pOffset < length) {
+ char c = pString.charAt(pOffset);
+ if (Character.isDigit(c)) {
+ pDigits.append(c);
+ ++pOffset;
+ } else {
+ break;
+ }
+ }
+ return pOffset;
+ }
+
+ public Object parseObject(String pString, ParsePosition pParsePosition) {
+ assert pString != null : "The String argument must not be null.";
+ assert pParsePosition != null : "The ParsePosition argument must not be null.";
+ int offset = pParsePosition.getIndex();
+ int length = pString.length();
+
+ boolean isMinus = false;
+ StringBuffer digits = new StringBuffer();
+ int year = 0;
+ int month = 0;
+ int mday = 0;
+ if (parseDate) {
+ // Sign
+ if (offset < length) {
+ char c = pString.charAt(offset);
+ if (c == '+') {
+ ++offset;
+ } else if (c == '-') {
+ ++offset;
+ isMinus = true;
+ }
+ }
+
+ offset = parseInt(pString, offset, digits);
+ if (digits.length() < 4) {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+ year = Integer.parseInt(digits.toString());
+
+ if (offset < length && pString.charAt(offset) == '-') {
+ ++offset;
+ } else {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+
+ offset = parseInt(pString, offset, digits);
+ if (digits.length() != 2) {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+ month = Integer.parseInt(digits.toString());
+
+ if (offset < length && pString.charAt(offset) == '-') {
+ ++offset;
+ } else {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+
+ offset = parseInt(pString, offset, digits);
+ if (digits.length() != 2) {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+ mday = Integer.parseInt(digits.toString());
+
+ if (parseTime) {
+ if (offset < length && pString.charAt(offset) == 'T') {
+ ++offset;
+ } else {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+ }
+ } else {
+ year = month = mday = 0;
+ }
+
+ int hour = 0;
+ int minute = 0;
+ int second = 0;
+ int millis = 0;
+ if (parseTime) {
+ offset = parseInt(pString, offset, digits);
+ if (digits.length() != 2) {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+ hour = Integer.parseInt(digits.toString());
+
+ if (offset < length && pString.charAt(offset) == ':') {
+ ++offset;
+ } else {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+
+ offset = parseInt(pString, offset, digits);
+ if (digits.length() != 2) {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+ minute = Integer.parseInt(digits.toString());
+
+ if (offset < length && pString.charAt(offset) == ':') {
+ ++offset;
+ } else {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+
+ offset = parseInt(pString, offset, digits);
+ if (digits.length() != 2) {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+ second = Integer.parseInt(digits.toString());
+
+ if (offset < length && pString.charAt(offset) == '.') {
+ ++offset;
+ offset = parseInt(pString, offset, digits);
+ if (digits.length() > 0) {
+ millis = Integer.parseInt(digits.toString());
+ } else {
+ millis = 0;
+ }
+ } else {
+ millis = 0;
+ }
+ } else {
+ hour = minute = second = millis = 0;
+ }
+
+ digits.setLength(0);
+ digits.append("GMT");
+ if (offset < length) {
+ char c = pString.charAt(offset);
+ if (c == 'Z') {
+ // Ignore UTC, it is the default
+ ++offset;
+ } else if (c == '+' || c == '-') {
+ digits.append(c);
+ ++offset;
+ for (int i = 0; i < 5; i++) {
+ if (offset >= length) {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+ c = pString.charAt(offset);
+ if ((i != 2 && Character.isDigit(c)) || (i == 2 && c == ':')) {
+ digits.append(c);
+ } else {
+ pParsePosition.setErrorIndex(offset);
+ return null;
+ }
+ ++offset;
+ }
+ }
+ }
+
+ Calendar cal = Calendar.getInstance(TimeZone.getTimeZone(digits.toString()));
+ cal.set(isMinus ? -year : year, parseDate ? month - 1 : month, mday, hour, minute, second);
+ cal.set(Calendar.MILLISECOND, millis);
+ pParsePosition.setIndex(offset);
+ return cal;
+ }
+ }
+
+ public static class XSDTimeFormat extends XSDDateTimeFormat {
+ private static final long serialVersionUID = 1346506860724640517L;
+
+ /**
+ * Creates a new instance.
+ */
+ public XSDTimeFormat() {
+ super(false, true);
+ }
+ }
+
+ private static final long MAX_UNSIGNED_INT = (((long) Integer.MAX_VALUE) * 2) + 1;
+
+ private static final int MAX_UNSIGNED_SHORT = Short.MAX_VALUE * 2 + 1;
+
+ public String parseAnySimpleType(String value) {
+ return value;
+ }
+
+ public byte[] parseBase64Binary(String value) {
+ return Base64Binary.decode(value);
+ }
+
+ public boolean parseBoolean(String value) {
+ return Boolean.valueOf(value).booleanValue();
+ }
+
+ public byte parseByte(String value) {
+ return Byte.parseByte(value);
+ }
+
+ public Calendar parseDate(String value) {
+ XSDDateFormat format = new XSDDateFormat();
+ ParsePosition pos = new ParsePosition(0);
+ Calendar cal = (Calendar) format.parseObject(value, pos);
+ if (cal == null) {
+ throw new IllegalArgumentException("Failed to parse date " + value + " at:"
+ + value.substring(pos.getErrorIndex()));
+ }
+ return cal;
+ }
+
+ public Calendar parseDateTime(String value) {
+ XSDDateTimeFormat format = new XSDDateTimeFormat();
+ ParsePosition pos = new ParsePosition(0);
+ Calendar cal = (Calendar) format.parseObject(value, pos);
+ if (cal == null) {
+ throw new IllegalArgumentException("Failed to parse dateTime " + value + " at:"
+ + value.substring(pos.getErrorIndex()));
+ }
+ return cal;
+ }
+
+ public BigDecimal parseDecimal(String value) {
+ return new BigDecimal(value);
+ }
+
+ public double parseDouble(String value) {
+ if ("INF".equals(value)) {
+ return Double.POSITIVE_INFINITY;
+ } else if ("-INF".equals(value)) {
+ return Double.NEGATIVE_INFINITY;
+ } else if ("NaN".equals(value)) {
+ return Double.NaN;
+ } else {
+ return Double.parseDouble(value);
+ }
+ }
+
+ public Duration parseDuration(String pDuration) {
+ try {
+ return DatatypeFactory.newInstance().newDuration(pDuration);
+ } catch (DatatypeConfigurationException e) {
+ throw new IllegalArgumentException(e);
+ }
+ }
+
+ public float parseFloat(String value) {
+ if ("INF".equals(value)) {
+ return Float.POSITIVE_INFINITY;
+ } else if ("-INF".equals(value)) {
+ return Float.NEGATIVE_INFINITY;
+ } else if ("NaN".equals(value)) {
+ return Float.NaN;
+ } else {
+ return Float.parseFloat(value);
+ }
+ }
+
+ public byte[] parseHexBinary(String value) {
+ return HexBinary.decode(value);
+ }
+
+ public int parseInt(String value) {
+ return Integer.parseInt(value);
+ }
+
+ public BigInteger parseInteger(String value) {
+ return new BigInteger(value);
+ }
+
+ public long parseLong(String value) {
+ return Long.parseLong(value);
+ }
+
+ public QName parseQName(String value, NamespaceContext context) {
+ int offset = value.indexOf(':');
+ String uri;
+ String localName;
+ switch (offset) {
+ case -1:
+ localName = value;
+ uri = context.getNamespaceURI("");
+ if (uri == null) {
+ // Should not happen, indicates an error in the
+ // NamespaceContext
+ // implementation
+ throw new IllegalArgumentException("The default prefix is not bound.");
+ }
+ break;
+ case 0:
+ throw new IllegalArgumentException("Default prefix must be indicated by not using a colon: "
+ + value);
+ default:
+ String prefix = value.substring(0, offset);
+ localName = value.substring(offset + 1);
+ uri = context.getNamespaceURI(prefix);
+ if (uri == null) {
+ throw new IllegalArgumentException("The prefix " + prefix + " is not bound.");
+ }
+ }
+ return new QName(uri, localName);
+ }
+
+ public short parseShort(String value) {
+ return Short.parseShort(value);
+ }
+
+ public String parseString(String value) {
+ return value;
+ }
+
+ public Calendar parseTime(String value) {
+ XSDTimeFormat format = new XSDTimeFormat();
+ ParsePosition pos = new ParsePosition(0);
+ Calendar cal = (Calendar) format.parseObject(value, pos);
+ if (cal == null) {
+ throw new IllegalArgumentException("Failed to parse time " + value + " at:"
+ + value.substring(pos.getErrorIndex()));
+ }
+ return cal;
+ }
+
+ public long parseUnsignedInt(String value) {
+ long l = Long.parseLong(value);
+ if (l < 0) {
+ throw new IllegalArgumentException("Failed to parse UnsignedInt " + value
+ + ": result is negative");
+ }
+ if (l > MAX_UNSIGNED_INT) {
+ throw new IllegalArgumentException("Failed to parse UnsignedInt " + value
+ + ": result exceeds maximum value " + MAX_UNSIGNED_INT);
+ }
+ return l;
+ }
+
+ public int parseUnsignedShort(String value) {
+ int i = Integer.parseInt(value);
+ if (i < 0) {
+ throw new IllegalArgumentException("Failed to parse UnsignedShort " + value
+ + ": result is negative");
+ }
+ if (i > MAX_UNSIGNED_SHORT) {
+ throw new IllegalArgumentException("Failed to parse UnsignedShort " + value
+ + ": result exceeds maximum value " + MAX_UNSIGNED_SHORT);
+ }
+ return i;
+ }
+
+ public String printAnySimpleType(String value) {
+ return value;
+ }
+
+ public String printBase64Binary(byte[] value) {
+ return Base64Binary.encode(value);
+ }
+
+ public String printBoolean(boolean value) {
+ return (value ? Boolean.TRUE : Boolean.FALSE).toString();
+ }
+
+ public String printByte(byte value) {
+ return Byte.toString(value);
+ }
+
+ public String printDate(Calendar value) {
+ return new XSDDateFormat().format(value);
+ }
+
+ public String printDateTime(Calendar value) {
+ return new XSDDateTimeFormat().format(value);
+ }
+
+ public String printDecimal(BigDecimal value) {
+ return value.toString();
+ }
+
+ public String printDouble(double value) {
+ return Double.toString(value);
+ }
+
+ public String printDuration(Duration pDuration) {
+ return pDuration.toString();
+ }
+
+ public String printFloat(float value) {
+ return Float.toString(value);
+ }
+
+ public String printHexBinary(byte[] value) {
+ return HexBinary.encode(value);
+ }
+
+ public String printInt(int value) {
+ return Integer.toString(value);
+ }
+
+ public String printInteger(BigInteger value) {
+ return value.toString();
+ }
+
+ public String printLong(long value) {
+ return Long.toString(value);
+ }
+
+ public String printQName(QName value, NamespaceContext context) {
+ String prefix = context.getPrefix(value.getNamespaceURI());
+ if (prefix == null) {
+ throw new IllegalArgumentException("The namespace URI " + value.getNamespaceURI()
+ + " is not bound.");
+ } else if (XMLConstants.DEFAULT_NS_PREFIX.equals(prefix)) {
+ return value.getLocalPart();
+ } else {
+ return prefix + ":" + value.getLocalPart();
+ }
+ }
+
+ public String printShort(short value) {
+ return Short.toString(value);
+ }
+
+ public String printString(String value) {
+ return value;
+ }
+
+ public String printTime(Calendar value) {
+ return new XSDTimeFormat().format(value);
+ }
+
+ public String printUnsignedInt(long value) {
+ return Long.toString(value);
+ }
+
+ public String printUnsignedShort(int value) {
+ return Integer.toString(value);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ArtifactResolver.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ArtifactResolver.java
new file mode 100644
index 0000000000..bd4c29e48b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ArtifactResolver.java
@@ -0,0 +1,84 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.deployer;
+
+import java.net.URL;
+import java.util.Map;
+
+import org.apache.tuscany.spi.model.Contribution;
+
+
+/**
+ * SCA Assemblies reference many artifacts of a wide variety of types. These
+ * include:
+ * <ul>
+ * <li> Reference from one SCA composite to another SCA composite
+ * <li> Reference to PolicySet files
+ * <li> Reference to interface definition files, either WSDL or Java interfaces
+ * <li> Reference to XSD files
+ * <li> Reference to any of a wide variety of implementation artifact files,
+ * including Java classes, BPEL scripts, C++ DLLs and classes, PHP scripts
+ * </ul>
+ * In the SCA assemblies, these various artifacts are referenced using either
+ * QNames or URIs that do not point to a specific entity. Resolution of these
+ * references to concrete artifacts is necessary as part of the operation of the
+ * SCA domain.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ArtifactResolver {
+ /**
+ * Resolve an artifact by the qualified name
+ *
+ * @param contribution the model of the contribution
+ * @param modelClass The java type of the artifact
+ * @param namespace The namespace of the artifact
+ * @param name The name of the artifact
+ * @param attributes Additional attributes that can be used to constrain the
+ * resolution
+ * @param context The deployment context
+ * @return The resolved artifact
+ */
+ <T> T resolve(Contribution contribution,
+ Class<T> modelClass,
+ String namespace,
+ String name,
+ Map attributes,
+ DeploymentContext context);
+
+ /**
+ * Resolve an artifact by the URI. Some typical use cases are:
+ * <ul>
+ * <li>Reference a XML schema using
+ * {http://www.w3.org/2001/XMLSchema-instance}schemaLocation or
+ * <li>Reference a list of WSDLs using
+ * {http://www.w3.org/2004/08/wsdl-instance}wsdlLocation
+ * </ul>
+ * @param targetNamespace The target namespace of the referenced artifact,
+ * if the targetNamespace is null, then it's not specified
+ * @param location The URI of the referenced artifact, it can be absolute or
+ * relative
+ * @param baseURI The URI of the owning artifact
+ *
+ * @return The URI of the resolved artifact
+ */
+ URL resolve(Contribution contribution, String targetNamespace, String location, String baseURI);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ArtifactResolverRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ArtifactResolverRegistry.java
new file mode 100644
index 0000000000..f24fb7269a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ArtifactResolverRegistry.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.deployer;
+
+
+/**
+ * Registry for artifact resolvers
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ArtifactResolverRegistry extends ArtifactResolver {
+ /**
+ * Register a resolver by the type of artifacts. For example, you can
+ * register a resolver to resolve WSDL model objects and other resolver
+ * for java classes
+ *
+ * @param modelClass The java type of the model object
+ * @param resolver The resolver
+ */
+ void registerResolver(Class<?> modelClass, ArtifactResolver resolver);
+
+ /**
+ * Unregister all resolvers for the given model class
+ *
+ * @param modelClass
+ */
+ void unregisterResolver(Class<?> modelClass);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ChangeSetHandler.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ChangeSetHandler.java
new file mode 100644
index 0000000000..fead0453be
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ChangeSetHandler.java
@@ -0,0 +1,48 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.deployer;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.apache.tuscany.host.deployment.DeploymentException;
+
+/**
+ * Interface implemented by services that process assembly change sets.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ChangeSetHandler {
+ /**
+ * Returns the content type that this implementation can handle.
+ *
+ * @return the content type that this implementation can handle
+ */
+ String getContentType();
+
+ /**
+ * Apply the changes in the supplied changeSet stream to an Assembly.
+ * The content on the stream must match the content type this implementation can handle.
+ *
+ * @param changeSet the set of changes to apply represented as the supported content type
+ * @throws DeploymentException if there was a problem applying the changes
+ * @throws IOException if there was a problem reading the stream
+ */
+ void applyChanges(InputStream changeSet) throws DeploymentException, IOException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ChangeSetHandlerRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ChangeSetHandlerRegistry.java
new file mode 100644
index 0000000000..df0bf4109b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ChangeSetHandlerRegistry.java
@@ -0,0 +1,28 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.deployer;
+
+/**
+ * Registry for ChangeSetHandler implementations.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ChangeSetHandlerRegistry {
+ void register(ChangeSetHandler handler);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/CompositeClassLoader.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/CompositeClassLoader.java
new file mode 100644
index 0000000000..63db5b9e24
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/CompositeClassLoader.java
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.deployer;
+
+import java.net.URLClassLoader;
+import java.net.URL;
+import java.net.URLStreamHandlerFactory;
+
+/**
+ * ClassLoader associated with a composite.
+ *
+ * @version $Rev$ $Date$
+ */
+public class CompositeClassLoader extends URLClassLoader {
+ private static final URL[] NOURLS = {};
+
+ public CompositeClassLoader(ClassLoader classLoader) {
+ super(NOURLS, classLoader);
+ }
+
+ public CompositeClassLoader(URL[] urls, ClassLoader classLoader) {
+ super(urls, classLoader);
+ }
+
+ public CompositeClassLoader(URL[] urls) {
+ super(urls);
+ }
+
+ public CompositeClassLoader(URL[] urls, ClassLoader classLoader, URLStreamHandlerFactory urlStreamHandlerFactory) {
+ super(urls, classLoader, urlStreamHandlerFactory);
+ }
+
+ public void addURL(URL url) {
+ super.addURL(url);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContentType.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContentType.java
new file mode 100644
index 0000000000..d29f935dc4
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContentType.java
@@ -0,0 +1,37 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.deployer;
+
+public interface ContentType {
+ /**
+ * Archive specific content types
+ */
+ public static final String JAR = "application/x-compressed";
+ public static final String FOLDER = "application/vnd.tuscany.folder";
+
+ /**
+ * Artifact/File specific content types
+ */
+ public static final String CONTRIBUTION_METADATA = "application/vnd.tuscany.contribution.metadata";
+ public static final String COMPOSITE = "application/vnd.tuscany.composite";
+ public static final String WSDL = "application/vnd.tuscany.wsdl";
+ public static final String JAVA = "application/java-vm";
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContentTypeDescriber.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContentTypeDescriber.java
new file mode 100644
index 0000000000..667b3dec69
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContentTypeDescriber.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.deployer;
+
+import java.net.URL;
+
+/**
+ * Provide content type for a given resource
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ContentTypeDescriber {
+ /**
+ * @param resourceURL
+ * @param defaultContentType
+ * @return
+ */
+ String getContentType(URL resourceURL, String defaultContentType);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionProcessor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionProcessor.java
new file mode 100644
index 0000000000..a1cf4d7c9b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionProcessor.java
@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.deployer;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URI;
+
+import org.apache.tuscany.host.deployment.DeploymentException;
+import org.apache.tuscany.spi.model.Contribution;
+
+/**
+ * Interface for services that can process contributions.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ContributionProcessor {
+ /**
+ * Process a contribution or an artifact in the contribution from the input
+ * stream. The processor might add artifacts or model objects to the
+ * contribution object.
+ *
+ * @param contribution The contribution model that will be used to hold the
+ * results from the processing
+ * @param source The URI for the contribution/artifact
+ * @param inputStream The input stream for the contribution. The stream will
+ * not be closed but the read position after the call is
+ * undefined
+ * @throws DeploymentException if there was a problem with the contribution
+ * @throws IOException if there was a problem reading the stream
+ */
+ void processContent(Contribution contribution, URI source, InputStream inputStream) throws DeploymentException,
+ IOException;
+
+ /**
+ * Process a contribution from another model object. It will be used for the
+ * case that one artifact has other inline artifacts, for example, the WSDL
+ * with inline schemas. The schema contribution processor should be able to
+ * load the schema model from the WSDL definition.
+ *
+ * @param contribution The contribution model that will be used to hold the
+ * results from the processing
+ * @param source The URI for the contribution/artifact.
+ * @param modelObject A model object for further processing by the processor
+ * @throws DeploymentException
+ * @throws IOException
+ */
+ void processModel(Contribution contribution, URI source, Object modelObject) throws DeploymentException,
+ IOException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionProcessorRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionProcessorRegistry.java
new file mode 100644
index 0000000000..c1b6e93cb3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionProcessorRegistry.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.deployer;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public interface ContributionProcessorRegistry extends ContributionProcessor {
+ /**
+ * Register a ContributionProcessor using the content type as the key
+ * @param processor
+ */
+ void register(String contentType, ContributionProcessor processor);
+
+ /**
+ * Unregister a ContributionProcessor by content type
+ * @param contentType
+ */
+ void unregister(String contentType);
+} \ No newline at end of file
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionRepository.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionRepository.java
new file mode 100644
index 0000000000..4721511cdd
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/ContributionRepository.java
@@ -0,0 +1,78 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.deployer;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URI;
+import java.net.URL;
+import java.util.List;
+
+public interface ContributionRepository {
+ /**
+ * Get the URI of the SCA domain
+ *
+ * @return
+ */
+ URI getDomain();
+
+ /**
+ * Copy a contribution to the repository.
+ *
+ * @param contribution A URl pointing to the contribution being copied to
+ * the repository
+ * @param contributionStream InputStream with the content of the
+ * distribution
+ */
+ URL store(URI contribution, InputStream contributionStream) throws IOException;
+
+ /**
+ * Copy a contribution from the source URL to the repository
+ * @param contribution
+ * @param sourceURL
+ * @return
+ * @throws IOException
+ */
+ URL store(URI contribution, URL sourceURL) throws IOException;
+
+ /**
+ * Look up the contribution by URI
+ *
+ * @param contribution The URI of the contribution
+ * @return A URL pointing to the content of the contribution in the
+ * repository, it will be null if the contribution cannot be found
+ * in the repository
+ */
+ URL find(URI contribution);
+
+ /**
+ * Remove a contribution from the repository
+ *
+ * @param contribution The URI of the contribution to be removed
+ */
+ void remove(URI contribution);
+
+ /**
+ * Get list of URIs for all the contributions in the repository
+ *
+ * @return A list of contribution URIs
+ */
+ List<URI> list();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/Deployer.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/Deployer.java
new file mode 100644
index 0000000000..0e39a6fcf2
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/Deployer.java
@@ -0,0 +1,62 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.deployer;
+
+import org.apache.tuscany.spi.builder.BuilderException;
+import org.apache.tuscany.spi.component.Component;
+import org.apache.tuscany.spi.component.ComponentException;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.loader.LoaderException;
+import org.apache.tuscany.spi.model.ComponentDefinition;
+import org.apache.tuscany.spi.model.Implementation;
+
+/**
+ * Interface that can be used to deploy SCA bundles to a runtime.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Deployer {
+ /**
+ * Deploy a component as a child of the supplied parent. This operation creates a new component in the runtime to represent the supplied component
+ * definition. The type of component created will depend on the component definition implementation; for example, if the implementation of the
+ * component definition is a composite then typically a CompositeComponent would be returned.
+ *
+ * @param parent
+ * the parent context
+ * @param componentDefinition
+ * the component definition as parsed from an assembly
+ * @return the newly deployed component
+ */
+ <I extends Implementation<?>> Component deploy(CompositeComponent parent, ComponentDefinition<I> componentDefinition)
+ throws LoaderException, BuilderException, ComponentException;
+
+ /**
+ * Deploy a component as a child of the supplied parent. This operation creates a new component in the runtime to represent the supplied component
+ * definition. The type of component created will depend on the component definition implementation; for example, if the implementation of the
+ * component definition is a composite then typically a CompositeComponent would be returned.
+ *
+ * @param parent
+ * the parent context
+ * @param componentDefinition
+ * the component definition as parsed from an assembly
+ * @return the newly deployed component
+ */
+ <I extends Implementation<?>> Component deployFromContribution(CompositeComponent parent,
+ ComponentDefinition<I> componentDefinition) throws BuilderException, ComponentException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/DeploymentContext.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/DeploymentContext.java
new file mode 100644
index 0000000000..921781c484
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/DeploymentContext.java
@@ -0,0 +1,84 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.deployer;
+
+import java.net.URL;
+import javax.xml.stream.XMLInputFactory;
+
+import org.apache.tuscany.spi.component.ScopeContainer;
+
+/**
+ * A holder that can be used during the load process to store information that is not part of the logical assembly
+ * model. This should be regarded as transient and references to this context should not be stored inside the model.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface DeploymentContext {
+ /**
+ * Returns the parent of this deployment context.
+ * Will be null for the context created at the root of a deployment.
+ *
+ * @return the parent of this deployment context; may be null
+ */
+ DeploymentContext getParent();
+
+ /**
+ * Returns a class loader that can be used to load application resources.
+ *
+ * @return a class loader that can be used to load application resources
+ */
+ ClassLoader getClassLoader();
+
+ /**
+ * Returns a factory that can be used to obtain an StAX XMLStreamReader.
+ *
+ * @return a factory that can be used to obtain an StAX XMLStreamReader
+ */
+ XMLInputFactory getXmlFactory();
+
+ /**
+ * Returns the ScopeContainer for the COMPOSITE scope that will be associated with this deployment unit.
+ *
+ * @return the ScopeContainer for the COMPOSITE scope that will be associated with this deployment unit
+ */
+ ScopeContainer getCompositeScope();
+
+ /**
+ * Returns the location of the SCDL definition being deployed.
+ *
+ * @return the location of the SCDL definition being deployed
+ */
+ URL getScdlLocation();
+
+ /**
+ * Return the extension property with the supplied name.
+ *
+ * @param name the name of the property
+ * @return the property value; if null indicates that no property is present
+ */
+ Object getExtension(String name);
+
+ /**
+ * Set the value of an extension property.
+ *
+ * @param name the name of the property
+ * @param value the property value; if null then the extension property is removed
+ */
+ void putExtension(String name, Object value);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/DeploymentMonitor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/DeploymentMonitor.java
new file mode 100644
index 0000000000..156f57c2e0
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/deployer/DeploymentMonitor.java
@@ -0,0 +1,20 @@
+package org.apache.tuscany.spi.deployer;
+
+import org.apache.tuscany.api.TuscanyException;
+import org.apache.tuscany.api.annotation.LogLevel;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public interface DeploymentMonitor {
+
+ @LogLevel("FINER")
+ void startDeployment();
+
+ @LogLevel("FINER")
+ void endDeployment();
+
+ @LogLevel("SEVERE")
+ void deploymentError(TuscanyException e);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/AbstractEventPublisher.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/AbstractEventPublisher.java
new file mode 100644
index 0000000000..cc20866cbb
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/AbstractEventPublisher.java
@@ -0,0 +1,83 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.event;
+
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+/**
+ * Base implementation of an <code>EventPublisher</code>
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class AbstractEventPublisher implements EventPublisher {
+ protected static final EventFilter TRUE_FILTER = new TrueFilter();
+ protected Map<EventFilter, List<RuntimeEventListener>> listeners;
+
+ public void addListener(RuntimeEventListener listener) {
+ addListener(TRUE_FILTER, listener);
+ }
+
+ public void removeListener(RuntimeEventListener listener) {
+ assert listener != null : "Listener cannot be null";
+ synchronized (getListeners()) {
+ for (List<RuntimeEventListener> currentList : getListeners().values()) {
+ for (RuntimeEventListener current : currentList) {
+ if (current == listener) {
+ currentList.remove(current);
+ return;
+ }
+ }
+ }
+ }
+ }
+
+ public void addListener(EventFilter filter, RuntimeEventListener listener) {
+ assert listener != null : "Listener cannot be null";
+ synchronized (getListeners()) {
+ List<RuntimeEventListener> list = getListeners().get(filter);
+ if (list == null) {
+ list = new CopyOnWriteArrayList<RuntimeEventListener>();
+ listeners.put(filter, list);
+ }
+ list.add(listener);
+ }
+ }
+
+ public void publish(Event event) {
+ assert event != null : "Event object was null";
+ for (Map.Entry<EventFilter, List<RuntimeEventListener>> entry : getListeners().entrySet()) {
+ if (entry.getKey().match(event)) {
+ for (RuntimeEventListener listener : entry.getValue()) {
+ listener.onEvent(event);
+ }
+ }
+ }
+ }
+
+ protected Map<EventFilter, List<RuntimeEventListener>> getListeners() {
+ if (listeners == null) {
+ listeners = new ConcurrentHashMap<EventFilter, List<RuntimeEventListener>>();
+ }
+ return listeners;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/Event.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/Event.java
new file mode 100644
index 0000000000..b874ca43c9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/Event.java
@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.event;
+
+/**
+ * Represents an event that is propagated in the runtime
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface Event {
+
+ /**
+ * Returns the source of the event
+ */
+ Object getSource();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/EventFilter.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/EventFilter.java
new file mode 100644
index 0000000000..d61d04cdc8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/EventFilter.java
@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.event;
+
+/**
+ * Evaluates whether a {@link RuntimeEventListener} is applicable to a given runtime event
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface EventFilter {
+
+ /**
+ * Performs the actual evaluation on an event
+ */
+ boolean match(Event event);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/EventPublisher.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/EventPublisher.java
new file mode 100644
index 0000000000..35df22fb9c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/EventPublisher.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.event;
+
+/**
+ * Publishes events in the runtime
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface EventPublisher {
+
+ /**
+ * Publish an event
+ */
+ void publish(Event object);
+
+ /**
+ * Registers a listener to receive notifications for the context
+ */
+ void addListener(RuntimeEventListener listener);
+
+ /**
+ * Registers a listener to receive notifications for the context
+ */
+ void addListener(EventFilter filter, RuntimeEventListener listener);
+
+
+ /**
+ * Removes a previously registered listener
+ */
+ void removeListener(RuntimeEventListener listener);
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/RuntimeEventListener.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/RuntimeEventListener.java
new file mode 100644
index 0000000000..5146559098
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/RuntimeEventListener.java
@@ -0,0 +1,31 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.event;
+
+import java.util.EventListener;
+
+/**
+ * Listeners observe events fired in the SCA runtime.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeEventListener extends EventListener {
+
+ void onEvent(Event event);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/TrueFilter.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/TrueFilter.java
new file mode 100644
index 0000000000..81382b86ac
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/event/TrueFilter.java
@@ -0,0 +1,31 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.event;
+
+/**
+ * An event filter that always returns a true condition
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public class TrueFilter implements EventFilter {
+
+ public boolean match(Event event) {
+ return true;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/AbstractComponentExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/AbstractComponentExtension.java
new file mode 100644
index 0000000000..a6c1ff086f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/AbstractComponentExtension.java
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import java.util.Map;
+
+import org.apache.tuscany.spi.component.AbstractSCAObject;
+import org.apache.tuscany.spi.component.Component;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.component.ScopeContainer;
+import org.apache.tuscany.spi.model.PropertyValue;
+
+/**
+ * @version Provides support for property accessors.
+ */
+public abstract class AbstractComponentExtension extends AbstractSCAObject implements Component {
+ protected ScopeContainer scopeContainer;
+
+ /**
+ * Default property values.
+ */
+ private Map<String, PropertyValue<?>> defaultPropertyValues;
+
+ /**
+ * Initializes component name and parent.
+ *
+ * @param name Name of the component.
+ * @param parent Parent of the component.
+ */
+ public AbstractComponentExtension(String name, CompositeComponent parent) {
+ super(name, parent);
+ }
+
+ public void setScopeContainer(ScopeContainer scopeContainer) {
+ this.scopeContainer = scopeContainer;
+ }
+
+ public Map<String, PropertyValue<?>> getDefaultPropertyValues() {
+ return defaultPropertyValues;
+ }
+
+ public void setDefaultPropertyValues(Map<String, PropertyValue<?>> defaultPropertyValues) {
+ this.defaultPropertyValues = defaultPropertyValues;
+ }
+
+ public boolean isOptimizable() {
+ return false;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ArtifactResolverExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ArtifactResolverExtension.java
new file mode 100644
index 0000000000..307dc52656
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ArtifactResolverExtension.java
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.extension;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.deployer.ArtifactResolver;
+import org.apache.tuscany.spi.deployer.ArtifactResolverRegistry;
+import org.osoa.sca.annotations.Constructor;
+import org.osoa.sca.annotations.Destroy;
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+import org.osoa.sca.annotations.Service;
+
+/**
+ * The base class for ContributionProcessor implementations
+ *
+ * @version $Rev$ $Date$
+ */
+@EagerInit
+@Service(ArtifactResolver.class)
+public abstract class ArtifactResolverExtension implements ArtifactResolver {
+ /**
+ * The ArtifactResolverRegistry that this resolver should register with; usually set by injection.
+ */
+ protected final ArtifactResolverRegistry registry;
+
+ /**
+ * @param registry the registry to set
+ */
+ @Constructor
+ public ArtifactResolverExtension(@Autowire ArtifactResolverRegistry registry) {
+ this.registry = registry;
+ }
+
+ /**
+ * Initialize the resolver. It registers itself to the registry by model type it supports.
+ */
+ @Init
+ public void start() {
+ this.registry.registerResolver(this.getType(), this);
+ }
+
+ /**
+ * Destroy the resolver. It unregisters itself from the registry.
+ */
+ @Destroy
+ public void stop() {
+ registry.unregisterResolver(this.getType());
+ }
+
+ /**
+ * Returns the model type that this resolver can handle.
+ *
+ * @return the model type that this resolver can handle
+ */
+ public abstract Class<?> getType();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/AtomicComponentExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/AtomicComponentExtension.java
new file mode 100644
index 0000000000..3124b770fd
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/AtomicComponentExtension.java
@@ -0,0 +1,225 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.tuscany.spi.CoreRuntimeException;
+import org.apache.tuscany.spi.component.AtomicComponent;
+import org.apache.tuscany.spi.component.ComponentException;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.component.PrepareException;
+import org.apache.tuscany.spi.component.ScopeContainer;
+import org.apache.tuscany.spi.component.TargetDestructionException;
+import org.apache.tuscany.spi.component.TargetInitializationException;
+import org.apache.tuscany.spi.component.TargetInvokerCreationException;
+import org.apache.tuscany.spi.component.WorkContext;
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.Scope;
+import org.apache.tuscany.spi.services.work.WorkScheduler;
+import org.apache.tuscany.spi.wire.InboundInvocationChain;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+import org.apache.tuscany.spi.wire.TargetInvoker;
+import org.apache.tuscany.spi.wire.WireService;
+
+/**
+ * An extension point for atomic component type, which new implementation types may extend
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public abstract class AtomicComponentExtension extends AbstractComponentExtension implements AtomicComponent {
+ protected ScopeContainer scopeContainer;
+ protected Scope scope;
+ protected Map<String, InboundWire> serviceWires = new HashMap<String, InboundWire>();
+ protected Map<String, List<OutboundWire>> referenceWires = new HashMap<String, List<OutboundWire>>();
+ protected WireService wireService;
+ protected WorkContext workContext;
+ protected WorkScheduler workScheduler;
+ protected ExecutionMonitor monitor;
+ private final int initLevel;
+ private final long maxIdleTime;
+ private final long maxAge;
+ private boolean allowsPassByReference;
+ private List<String> passByReferenceMethods;
+
+ protected AtomicComponentExtension(String name,
+ CompositeComponent parent,
+ WireService wireService,
+ WorkContext workContext,
+ WorkScheduler workScheduler,
+ ExecutionMonitor monitor,
+ int initLevel) {
+ this(name, parent, wireService, workContext, workScheduler, monitor, initLevel, -1, -1);
+
+ }
+
+ protected AtomicComponentExtension(String name,
+ CompositeComponent parent,
+ WireService wireService,
+ WorkContext workContext,
+ WorkScheduler workScheduler,
+ ExecutionMonitor monitor,
+ int initLevel,
+ long maxIdleTime,
+ long maxAge) {
+ super(name, parent);
+ assert !(maxIdleTime > 0 && maxAge > 0);
+ this.wireService = wireService;
+ this.workContext = workContext;
+ this.workScheduler = workScheduler;
+ this.monitor = monitor;
+ this.initLevel = initLevel;
+ this.maxIdleTime = maxIdleTime;
+ this.maxAge = maxAge;
+ }
+
+ public Scope getScope() {
+ return scope;
+ }
+
+ public int getInitLevel() {
+ return initLevel;
+ }
+
+ public boolean isEagerInit() {
+ return initLevel > 0;
+ }
+
+ public boolean isDestroyable() {
+ return false;
+ }
+
+ public long getMaxIdleTime() {
+ return maxIdleTime;
+ }
+
+ public long getMaxAge() {
+ return maxAge;
+ }
+
+ public boolean isAllowsPassByReference() {
+ return allowsPassByReference;
+ }
+
+ public void setAllowsPassByReference(boolean allowsPassByReference) {
+ this.allowsPassByReference = allowsPassByReference;
+ }
+
+
+ public void setScopeContainer(ScopeContainer scopeContainer) {
+ this.scopeContainer = scopeContainer;
+ scope = scopeContainer.getScope();
+ }
+
+ public void start() throws CoreRuntimeException {
+ super.start();
+ scopeContainer.register(this);
+ }
+
+ public void init(Object instance) throws TargetInitializationException {
+
+ }
+
+ public void destroy(Object instance) throws TargetDestructionException {
+
+ }
+
+ public void addInboundWire(InboundWire wire) {
+ serviceWires.put(wire.getServiceName(), wire);
+ onServiceWire(wire);
+ }
+
+ public InboundWire getInboundWire(String serviceName) {
+ if (serviceName == null) {
+ if (serviceWires.size() < 1) {
+ return null;
+ }
+ return serviceWires.values().iterator().next();
+ } else {
+ return serviceWires.get(serviceName);
+ }
+ }
+
+ public Collection<InboundWire> getInboundWires() {
+ return Collections.unmodifiableCollection(serviceWires.values());
+ }
+
+ public void addOutboundWire(OutboundWire wire) {
+ List<OutboundWire> list = new ArrayList<OutboundWire>();
+ list.add(wire);
+ referenceWires.put(wire.getReferenceName(), list);
+ onReferenceWire(wire);
+ }
+
+ public Map<String, List<OutboundWire>> getOutboundWires() {
+ return Collections.unmodifiableMap(referenceWires);
+ }
+
+ public void addOutboundWires(List<OutboundWire> wires) {
+ assert wires != null && wires.size() > 0;
+ referenceWires.put(wires.get(0).getReferenceName(), wires);
+ onReferenceWires(wires);
+ }
+
+ public void removeInstance() throws ComponentException {
+ scopeContainer.remove(this);
+ }
+
+ protected void onReferenceWire(OutboundWire wire) {
+ }
+
+ protected void onReferenceWires(List<OutboundWire> wires) {
+ }
+
+ protected void onServiceWire(InboundWire wire) {
+ }
+
+
+ public void prepare() throws PrepareException {
+ // connect inbound wires for atomic components
+ for (InboundWire inboundWire : getInboundWires()) {
+ for (InboundInvocationChain chain : inboundWire.getInvocationChains().values()) {
+ Operation<?> operation = chain.getOperation();
+ String serviceName = inboundWire.getServiceName();
+ TargetInvoker invoker;
+ try {
+ invoker = createTargetInvoker(serviceName, operation, null);
+ } catch (TargetInvokerCreationException e) {
+ throw new PrepareException("Error processing inbound wire", serviceName, e);
+ }
+ chain.setTargetInvoker(invoker);
+ chain.prepare();
+ }
+ }
+ }
+
+ public List<String> getPassByReferenceMethods() {
+ return passByReferenceMethods;
+ }
+
+ public void setPassByReferenceMethods(List<String> passByReferenceMethods) {
+ this.passByReferenceMethods = passByReferenceMethods;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/BindingBuilderExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/BindingBuilderExtension.java
new file mode 100644
index 0000000000..b5bf570de0
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/BindingBuilderExtension.java
@@ -0,0 +1,79 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.builder.BindingBuilder;
+import org.apache.tuscany.spi.builder.BuilderException;
+import org.apache.tuscany.spi.builder.BuilderRegistry;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.component.ReferenceBinding;
+import org.apache.tuscany.spi.component.ServiceBinding;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.model.BindingDefinition;
+import org.apache.tuscany.spi.model.AbstractReferenceDefinition;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+import org.apache.tuscany.spi.wire.WireService;
+
+/**
+ * An extension point for binding builders. When adding support for new serviceBindings, implementations may extend this
+ * class as a convenience.
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+@EagerInit
+public abstract class BindingBuilderExtension<B extends BindingDefinition> implements BindingBuilder<B> {
+
+ protected BuilderRegistry builderRegistry;
+ protected WireService wireService;
+
+ @Autowire
+ public void setBuilderRegistry(BuilderRegistry registry) {
+ this.builderRegistry = registry;
+ }
+
+ @Autowire
+ public void setWireService(WireService wireService) {
+ this.wireService = wireService;
+ }
+
+ @Init
+ public void init() {
+ builderRegistry.register(getBindingType(), this);
+ }
+
+ public ServiceBinding build(CompositeComponent parent,
+ ServiceDefinition serviceDefinition,
+ B bindingDefinition,
+ DeploymentContext deploymentContext) throws BuilderException {
+ return null;
+ }
+
+ public ReferenceBinding build(CompositeComponent parent,
+ AbstractReferenceDefinition boundReferenceDefinition,
+ B bindingDefinition,
+ DeploymentContext deploymentContext) throws BuilderException {
+ return null;
+ }
+
+ protected abstract Class<B> getBindingType();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ComponentBuilderExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ComponentBuilderExtension.java
new file mode 100644
index 0000000000..d58cb55131
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ComponentBuilderExtension.java
@@ -0,0 +1,100 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.builder.BuilderRegistry;
+import org.apache.tuscany.spi.builder.ComponentBuilder;
+import org.apache.tuscany.spi.builder.Connector;
+import org.apache.tuscany.spi.component.ScopeRegistry;
+import org.apache.tuscany.spi.component.WorkContext;
+import org.apache.tuscany.spi.model.Implementation;
+import org.apache.tuscany.spi.policy.PolicyBuilderRegistry;
+import org.apache.tuscany.spi.services.work.WorkScheduler;
+import org.apache.tuscany.spi.wire.WireService;
+
+import org.apache.tuscany.api.annotation.Monitor;
+
+/**
+ * An extension point for component builders. When adding support for new component types, implementations may extend
+ * this class as a convenience.
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+@EagerInit
+public abstract class ComponentBuilderExtension<I extends Implementation<?>> implements ComponentBuilder<I> {
+ protected BuilderRegistry builderRegistry;
+ protected ScopeRegistry scopeRegistry;
+ protected WireService wireService;
+ protected WorkScheduler workScheduler;
+ protected WorkContext workContext;
+ protected PolicyBuilderRegistry policyBuilderRegistry;
+ protected Connector connector;
+ protected ExecutionMonitor monitor;
+
+ @Autowire
+ public void setBuilderRegistry(BuilderRegistry registry) {
+ this.builderRegistry = registry;
+ }
+
+ @Autowire
+ public void setScopeRegistry(ScopeRegistry scopeRegistry) {
+ this.scopeRegistry = scopeRegistry;
+ }
+
+ @Autowire
+ public void setWireService(WireService wireService) {
+ this.wireService = wireService;
+ }
+
+ @Autowire
+ public void setWorkScheduler(WorkScheduler workScheduler) {
+ this.workScheduler = workScheduler;
+ }
+
+ @Autowire
+ public void setWorkContext(WorkContext workContext) {
+ this.workContext = workContext;
+ }
+
+ @Autowire
+ public void setPolicyBuilderRegistry(PolicyBuilderRegistry registry) {
+ policyBuilderRegistry = registry;
+ }
+
+ @Autowire
+ public void setConnector(Connector connector) {
+ this.connector = connector;
+ }
+
+ @Monitor
+ public void setMonitor(ExecutionMonitor monitor) {
+ this.monitor = monitor;
+ }
+
+ @Init
+ public void init() {
+ builderRegistry.register(getImplementationType(), this);
+ }
+
+ protected abstract Class<I> getImplementationType();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ComponentTypeLoaderExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ComponentTypeLoaderExtension.java
new file mode 100644
index 0000000000..ceebcbc490
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ComponentTypeLoaderExtension.java
@@ -0,0 +1,63 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import org.osoa.sca.annotations.Destroy;
+import org.osoa.sca.annotations.Init;
+import org.osoa.sca.annotations.Scope;
+import org.osoa.sca.annotations.EagerInit;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.loader.ComponentTypeLoader;
+import org.apache.tuscany.spi.loader.LoaderRegistry;
+import org.apache.tuscany.spi.model.Implementation;
+
+/**
+ * @version $Rev$ $Date$
+ */
+@Scope("COMPOSITE")
+@EagerInit
+public abstract class ComponentTypeLoaderExtension<I extends Implementation> implements ComponentTypeLoader<I> {
+ protected LoaderRegistry loaderRegistry;
+
+ protected ComponentTypeLoaderExtension() {
+ }
+
+ protected ComponentTypeLoaderExtension(LoaderRegistry loaderRegistry) {
+ this.loaderRegistry = loaderRegistry;
+ }
+
+ @Autowire
+ public void setLoaderRegistry(LoaderRegistry loaderRegistry) {
+ this.loaderRegistry = loaderRegistry;
+ }
+
+ @Init
+ public void start() {
+ loaderRegistry.registerLoader(getImplementationClass(), this);
+ }
+
+ @Destroy
+ public void stop() {
+ loaderRegistry.unregisterLoader(getImplementationClass());
+ }
+
+ protected abstract Class<I> getImplementationClass();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/CompositeComponentExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/CompositeComponentExtension.java
new file mode 100644
index 0000000000..e5358643e0
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/CompositeComponentExtension.java
@@ -0,0 +1,564 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.w3c.dom.Document;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.builder.Connector;
+import org.apache.tuscany.spi.builder.WiringException;
+import org.apache.tuscany.spi.component.AtomicComponent;
+import org.apache.tuscany.spi.component.Component;
+import org.apache.tuscany.spi.component.ComponentRegistrationException;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.component.DuplicateNameException;
+import org.apache.tuscany.spi.component.InvalidAutowireInterface;
+import org.apache.tuscany.spi.component.PrepareException;
+import org.apache.tuscany.spi.component.Reference;
+import org.apache.tuscany.spi.component.ReferenceBinding;
+import org.apache.tuscany.spi.component.SCAObject;
+import org.apache.tuscany.spi.component.Service;
+import org.apache.tuscany.spi.component.ServiceBinding;
+import org.apache.tuscany.spi.component.TargetResolutionException;
+import org.apache.tuscany.spi.event.Event;
+import org.apache.tuscany.spi.model.Scope;
+import org.apache.tuscany.spi.services.management.TuscanyManagementService;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+import org.apache.tuscany.spi.wire.Wire;
+
+/**
+ * An extension point for composite components, which new types may extend
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public abstract class CompositeComponentExtension extends AbstractComponentExtension implements CompositeComponent {
+ protected final Map<String, SCAObject> children = new ConcurrentHashMap<String, SCAObject>();
+ protected final List<Service> services = new ArrayList<Service>();
+ protected final List<Reference> references = new ArrayList<Reference>();
+
+ protected final Map<String, Document> propertyValues;
+ protected final Connector connector;
+
+ protected final Map<String, SCAObject> systemChildren = new ConcurrentHashMap<String, SCAObject>();
+ protected final List<Service> systemServices = new ArrayList<Service>();
+ protected final List<Reference> systemReferenceBindings = new ArrayList<Reference>();
+
+ // autowire mappings
+ protected final Map<Class, InboundWire> autowireInternal = new ConcurrentHashMap<Class, InboundWire>();
+ protected final Map<Class, InboundWire> autowireExternal = new ConcurrentHashMap<Class, InboundWire>();
+ protected final Map<Class, InboundWire> systemAutowireInternal = new ConcurrentHashMap<Class, InboundWire>();
+ protected final Map<Class, InboundWire> systemAutowireExternal = new ConcurrentHashMap<Class, InboundWire>();
+
+ /**
+ * Management service to use.
+ */
+ private TuscanyManagementService managementService;
+
+ protected CompositeComponentExtension(String name,
+ CompositeComponent parent,
+ Connector connector,
+ Map<String, Document> propertyValues) {
+ super(name, parent);
+ this.propertyValues = propertyValues;
+ this.connector = connector;
+ }
+
+ /**
+ * Autowires the management service.
+ *
+ * @param managementService Management service used for registering components.
+ */
+ @Autowire
+ public final void setManagementService(TuscanyManagementService managementService) {
+ this.managementService = managementService;
+ }
+
+ public Scope getScope() {
+ return Scope.SYSTEM;
+ }
+
+ public void onEvent(Event event) {
+ publish(event);
+ }
+
+ public <S, I extends S> void registerJavaObject(String name, Class<S> service, I instance)
+ throws ComponentRegistrationException {
+ throw new UnsupportedOperationException();
+ }
+
+ public <S, I extends S> void registerJavaObject(String name, List<Class<?>> services, I instance)
+ throws ComponentRegistrationException {
+ throw new UnsupportedOperationException();
+ }
+
+ public Document getPropertyValue(String name) {
+ return propertyValues.get(name);
+ }
+
+ public SCAObject getChild(String name) {
+ assert name != null;
+ return children.get(name);
+ }
+
+ public SCAObject getSystemChild(String name) {
+ assert name != null;
+ return systemChildren.get(name);
+ }
+
+ public void register(SCAObject child) throws ComponentRegistrationException {
+ assert child instanceof Service || child instanceof Reference || child instanceof Component;
+ if (child.isSystem()) {
+ if (systemChildren.get(child.getName()) != null) {
+ throw new DuplicateNameException("A system child is already registered with the name", child.getName());
+ }
+ systemChildren.put(child.getName(), child);
+ } else {
+ if (children.get(child.getName()) != null) {
+ throw new DuplicateNameException("A child is already registered with the name", child.getName());
+ }
+ children.put(child.getName(), child);
+ }
+ if (child instanceof Service) {
+ Service service = (Service) child;
+ synchronized (services) {
+ if (service.isSystem()) {
+ systemServices.add(service);
+ } else {
+ services.add(service);
+ }
+ }
+ registerAutowire(service);
+ } else if (child instanceof Reference) {
+ Reference reference = (Reference) child;
+ synchronized (references) {
+ if (reference.isSystem()) {
+ systemReferenceBindings.add(reference);
+ } else {
+ references.add(reference);
+ }
+ }
+ registerAutowire(reference);
+ } else if (child instanceof AtomicComponent) {
+ AtomicComponent atomic = (AtomicComponent) child;
+ registerAutowire(atomic);
+ if (managementService != null) {
+ managementService.registerComponent(atomic.getName(), atomic);
+ }
+ } else if (child instanceof CompositeComponent) {
+ CompositeComponent component = (CompositeComponent) child;
+ if (lifecycleState == RUNNING && component.getLifecycleState() == UNINITIALIZED) {
+ component.start();
+ }
+ registerAutowire(component);
+ addListener(component);
+ }
+ }
+
+ public Map<String, List<OutboundWire>> getOutboundWires() {
+ synchronized (references) {
+ Map<String, List<OutboundWire>> map = new HashMap<String, List<OutboundWire>>();
+ for (Reference reference : references) {
+ List<OutboundWire> wires = new ArrayList<OutboundWire>();
+ map.put(reference.getName(), wires);
+ for (ReferenceBinding binding : reference.getReferenceBindings()) {
+ OutboundWire wire = binding.getOutboundWire();
+ if (Wire.LOCAL_BINDING.equals(wire.getBindingType())) {
+ wires.add(wire);
+ }
+ }
+ }
+ return map;
+ }
+ }
+
+ public InboundWire getInboundWire(String serviceName) {
+ Service service;
+ if (serviceName == null) {
+ if (services.size() != 1) {
+ return null;
+ }
+ service = services.get(0);
+ } else {
+ SCAObject object = children.get(serviceName);
+ if (!(object instanceof Service)) {
+ return null;
+ }
+ service = (Service) object;
+ }
+ for (ServiceBinding binding : service.getServiceBindings()) {
+ InboundWire wire = binding.getInboundWire();
+ if (Wire.LOCAL_BINDING.equals(wire.getBindingType())) {
+ return wire;
+ }
+ }
+ return null;
+ }
+
+ public InboundWire getInboundSystemWire(String serviceName) {
+ Service service;
+ if (serviceName == null) {
+ if (systemServices.size() != 1) {
+ return null;
+ }
+ service = systemServices.get(0);
+ } else {
+ SCAObject object = systemChildren.get(serviceName);
+ if (!(object instanceof Service)) {
+ return null;
+ }
+ service = (Service) object;
+ }
+ for (ServiceBinding binding : service.getServiceBindings()) {
+ InboundWire wire = binding.getInboundWire();
+ if (Wire.LOCAL_BINDING.equals(wire.getBindingType())) {
+ return wire;
+ }
+ }
+ return null;
+ }
+
+ public Collection<InboundWire> getInboundWires() {
+ synchronized (services) {
+ List<InboundWire> map = new ArrayList<InboundWire>();
+ for (Service service : services) {
+ for (ServiceBinding binding : service.getServiceBindings()) {
+ InboundWire wire = binding.getInboundWire();
+ if (Wire.LOCAL_BINDING.equals(wire.getBindingType())) {
+ map.add(wire);
+ }
+ }
+ }
+ return map;
+ }
+ }
+
+ public Collection<InboundWire> getInboundSystemWires() {
+ synchronized (systemServices) {
+ List<InboundWire> map = new ArrayList<InboundWire>();
+ for (Service service : systemServices) {
+ for (ServiceBinding binding : service.getServiceBindings()) {
+ InboundWire wire = binding.getInboundWire();
+ if (Wire.LOCAL_BINDING.equals(wire.getBindingType())) {
+ map.add(wire);
+ }
+ }
+ }
+ return map;
+ }
+ }
+
+ public InboundWire resolveAutowire(Class<?> instanceInterface) throws TargetResolutionException {
+ // FIXME JNB make this faster and thread safe
+ for (Map.Entry<Class, InboundWire> service : autowireInternal.entrySet()) {
+ if (instanceInterface.isAssignableFrom(service.getKey())) {
+ return service.getValue();
+ }
+ }
+
+ // FIXME: [rfeng] Try to lookup from system. Is it reasonable?
+ InboundWire inboundWire = resolveSystemAutowire(instanceInterface);
+
+ if (inboundWire != null) {
+ return inboundWire;
+ }
+ if (getParent() != null) {
+ return getParent().resolveAutowire(instanceInterface);
+ }
+ return null;
+ }
+
+ public InboundWire resolveSystemAutowire(Class<?> instanceInterface) throws TargetResolutionException {
+ // FIXME JNB make this faster and thread safe
+ for (Map.Entry<Class, InboundWire> service : systemAutowireInternal.entrySet()) {
+ if (instanceInterface.isAssignableFrom(service.getKey())) {
+ return service.getValue();
+ }
+ }
+ if (getParent() != null) {
+ return getParent().resolveSystemAutowire(instanceInterface);
+ }
+ return null;
+ }
+
+ public InboundWire resolveExternalAutowire(Class<?> instanceInterface) throws TargetResolutionException {
+ // FIXME JNB make this faster and thread safe
+ for (Map.Entry<Class, InboundWire> service : autowireExternal.entrySet()) {
+ if (instanceInterface.isAssignableFrom(service.getKey())) {
+ return service.getValue();
+ }
+ }
+ if (getParent() != null) {
+ return getParent().resolveAutowire(instanceInterface);
+ }
+ return null;
+ }
+
+ public InboundWire resolveSystemExternalAutowire(Class<?> instanceInterface) throws TargetResolutionException {
+ // FIXME JNB make this faster and thread safe
+ for (Map.Entry<Class, InboundWire> service : systemAutowireExternal.entrySet()) {
+ if (instanceInterface.isAssignableFrom(service.getKey())) {
+ return service.getValue();
+ }
+ }
+ if (getParent() != null) {
+ return getParent().resolveAutowire(instanceInterface);
+ }
+ return null;
+ }
+
+ public void prepare() throws PrepareException {
+ // Connect services and references first so that their wires are linked first
+ List<SCAObject> childList = new ArrayList<SCAObject>();
+ for (SCAObject child : systemChildren.values()) {
+ if (child instanceof Component) {
+ childList.add(child);
+ } else {
+ childList.add(0, child);
+ }
+ }
+ // connect system artifacts
+ for (SCAObject child : childList) {
+ // connect all children
+ // TODO for composite wires, should delegate down
+ try {
+ connector.connect(child);
+ child.prepare();
+ } catch (PrepareException e) {
+ e.addContextName(getName());
+ } catch (WiringException e) {
+ throw new PrepareException("Error preparing composite", getName(), e);
+ }
+ }
+
+ // connect application artifacts
+ childList.clear();
+ for (SCAObject child : children.values()) {
+ if (child instanceof Component) {
+ childList.add(child);
+ } else {
+ childList.add(0, child);
+ }
+ }
+ for (SCAObject child : childList) {
+ // connect all children
+ // TODO for composite wires, should delegate down
+ try {
+ connector.connect(child);
+ child.prepare();
+ } catch (PrepareException e) {
+ e.addContextName(getName());
+ throw e;
+ } catch (WiringException e) {
+ throw new PrepareException("Error preparing composite", getName(), e);
+ }
+ }
+ }
+
+ protected void registerAutowireExternal(Class<?> interfaze, Service service) throws InvalidAutowireInterface {
+ if (interfaze == null) {
+ // The ServiceContract is not from Java
+ return;
+ }
+ if (service.isSystem()) {
+ if (systemAutowireExternal.containsKey(interfaze)) {
+ return;
+ }
+ // TODO autowire should allow multiple interfaces
+ List<ServiceBinding> bindings = service.getServiceBindings();
+ if (bindings.size() == 0) {
+ return;
+ }
+ // pick the first binding until autowire allows multiple interfaces
+ InboundWire wire = bindings.get(0).getInboundWire();
+ if (!interfaze.isAssignableFrom(wire.getServiceContract().getInterfaceClass())) {
+ throw new InvalidAutowireInterface("Matching inbound wire not found for interface",
+ interfaze.getName());
+ }
+ systemAutowireExternal.put(interfaze, wire);
+ } else {
+ if (autowireExternal.containsKey(interfaze)) {
+ return;
+ }
+ // TODO autowire should allow multiple interfaces
+ List<ServiceBinding> bindings = service.getServiceBindings();
+ if (bindings.size() == 0) {
+ return;
+ }
+ // pick the first binding until autowire allows multiple interfaces
+ InboundWire wire = bindings.get(0).getInboundWire();
+ if (!interfaze.isAssignableFrom(wire.getServiceContract().getInterfaceClass())) {
+ String iName = interfaze.getName();
+ throw new InvalidAutowireInterface("Matching inbound wire not found for interface", iName);
+ }
+ autowireExternal.put(interfaze, wire);
+ }
+ }
+
+ protected void registerAutowireInternal(Class<?> interfaze, InboundWire wire, boolean system)
+ throws InvalidAutowireInterface {
+ if (interfaze == null) {
+ // The ServiceContract is not from Java
+ return;
+ }
+ if (system) {
+ if (systemAutowireInternal.containsKey(interfaze)) {
+ return;
+ }
+ systemAutowireInternal.put(interfaze, wire);
+ } else {
+ if (autowireInternal.containsKey(interfaze)) {
+ return;
+ }
+ if (!interfaze.isAssignableFrom(wire.getServiceContract().getInterfaceClass())) {
+ String iName = interfaze.getName();
+ throw new InvalidAutowireInterface("Matching inbound wire not found for interface", iName);
+ }
+ autowireInternal.put(interfaze, wire);
+ }
+ }
+
+ protected void registerAutowireInternal(Class<?> interfaze, Reference reference) throws InvalidAutowireInterface {
+ if (interfaze == null) {
+ // The ServiceContract is not from Java
+ return;
+ }
+ if (reference.isSystem()) {
+ if (systemAutowireInternal.containsKey(interfaze)) {
+ return;
+ }
+ List<ReferenceBinding> bindings = reference.getReferenceBindings();
+ if (bindings.size() == 0) {
+ return;
+ }
+ // pick the first binding until autowire allows multiple interfaces
+ InboundWire wire = bindings.get(0).getInboundWire();
+ if (!interfaze.isAssignableFrom(wire.getServiceContract().getInterfaceClass())) {
+ throw new InvalidAutowireInterface("Matching inbound wire not found for interface",
+ interfaze.getName());
+ }
+ systemAutowireInternal.put(interfaze, wire);
+ } else {
+ if (autowireInternal.containsKey(interfaze)) {
+ return;
+ }
+ List<ReferenceBinding> bindings = reference.getReferenceBindings();
+ if (bindings.size() == 0) {
+ return;
+ }
+ // pick the first binding until autowire allows multiple interfaces
+ InboundWire wire = bindings.get(0).getInboundWire();
+ if (!interfaze.isAssignableFrom(wire.getServiceContract().getInterfaceClass())) {
+ String iName = interfaze.getName();
+ throw new InvalidAutowireInterface("Matching inbound wire not found for interface", iName);
+ }
+ autowireInternal.put(interfaze, wire);
+ }
+ }
+
+ protected void registerAutowireInternal(Class<?> interfaze, AtomicComponent component)
+ throws InvalidAutowireInterface {
+ if (interfaze == null) {
+ // The ServiceContract is not from Java
+ return;
+ }
+ if (component.isSystem()) {
+ if (systemAutowireInternal.containsKey(interfaze) || component.getInboundWires().size() == 0) {
+ return;
+ }
+ for (InboundWire wire : component.getInboundWires()) {
+ Class<?> clazz = wire.getServiceContract().getInterfaceClass();
+ if (clazz.isAssignableFrom(interfaze)) {
+ systemAutowireInternal.put(interfaze, wire);
+ return;
+ }
+ }
+ throw new InvalidAutowireInterface("Matching inbound wire not found for interface", interfaze.getName());
+ } else {
+ if (autowireInternal.containsKey(interfaze) || component.getInboundWires().size() == 0) {
+ return;
+ }
+ for (InboundWire wire : component.getInboundWires()) {
+ if (interfaze.isAssignableFrom(wire.getServiceContract().getInterfaceClass())) {
+ autowireInternal.put(interfaze, wire);
+ return;
+ }
+ }
+ throw new InvalidAutowireInterface("Matching inbound wire not found for interface", interfaze.getName());
+ }
+ }
+
+ protected void registerAutowire(CompositeComponent component) throws InvalidAutowireInterface {
+ if (component.isSystem()) {
+ // the composite is under the system hierarchy so only register its system services
+ Collection<InboundWire> wires = component.getInboundSystemWires();
+ for (InboundWire wire : wires) {
+ Class<?> clazz = wire.getServiceContract().getInterfaceClass();
+ registerAutowireInternal(clazz, wire, true);
+ }
+
+ } else {
+ // the composite is under the application hierarchy so only register its non-system services
+ Collection<InboundWire> wires = component.getInboundWires();
+ for (InboundWire wire : wires) {
+ Class<?> clazz = wire.getServiceContract().getInterfaceClass();
+ registerAutowireInternal(clazz, wire, false);
+ }
+ }
+ }
+
+ protected void registerAutowire(AtomicComponent component) throws InvalidAutowireInterface {
+ for (InboundWire wire : component.getInboundWires()) {
+ registerAutowireInternal(wire.getServiceContract().getInterfaceClass(), component);
+ }
+ }
+
+ protected void registerAutowire(Reference reference) throws InvalidAutowireInterface {
+ // TODO autowire should allow multiple interfaces
+ List<ReferenceBinding> bindings = reference.getReferenceBindings();
+ if (bindings.size() == 0) {
+ return;
+ }
+ // pick the first binding until autowire allows multiple interfaces
+ InboundWire wire = bindings.get(0).getInboundWire();
+ Class<?> clazz = wire.getServiceContract().getInterfaceClass();
+ registerAutowireInternal(clazz, reference);
+
+
+ }
+
+ protected void registerAutowire(Service service) throws InvalidAutowireInterface {
+ // TODO autowire should allow multiple interfaces
+ List<ServiceBinding> bindings = service.getServiceBindings();
+ if (bindings.size() == 0) {
+ return;
+ }
+ // pick the first binding until autowire allows multiple interfaces
+ InboundWire wire = bindings.get(0).getInboundWire();
+ Class<?> clazz = wire.getServiceContract().getInterfaceClass();
+ registerAutowireExternal(clazz, service);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ContributionProcessorExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ContributionProcessorExtension.java
new file mode 100644
index 0000000000..a732b86184
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ContributionProcessorExtension.java
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.extension;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.deployer.ContributionProcessor;
+import org.apache.tuscany.spi.deployer.ContributionProcessorRegistry;
+import org.osoa.sca.annotations.Destroy;
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+import org.osoa.sca.annotations.Service;
+
+/**
+ * The base class for ContributionProcessor implementations
+ *
+ * @version $Rev$ $Date$
+ */
+@EagerInit
+@Service(ContributionProcessor.class)
+public abstract class ContributionProcessorExtension implements ContributionProcessor {
+ /**
+ * The ContributionProcessorRegistry that this processor should register with; usually set by injection. This registry may also be used to process
+ * other sub-artifacts.
+ */
+ protected ContributionProcessorRegistry registry;
+
+ /**
+ * @param registry the registry to set
+ */
+ @Autowire
+ public void setContributionProcessorRegistry(ContributionProcessorRegistry registry) {
+ this.registry = registry;
+ }
+
+ /**
+ * Initialize the processor. It registers itself to the registry by content type it supports.
+ */
+ @Init
+ public void start() {
+ registry.register(this.getContentType(), this);
+ }
+
+ /**
+ * Destroy the processor. It unregisters itself from the registry.
+ */
+ @Destroy
+ public void stop() {
+ registry.unregister(this.getContentType());
+ }
+
+ /**
+ * Returns the content type that this implementation can handle.
+ *
+ * @return the content type that this implementation can handle
+ */
+ public abstract String getContentType();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ExecutionMonitor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ExecutionMonitor.java
new file mode 100644
index 0000000000..fc6e5b7a14
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ExecutionMonitor.java
@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+/**
+ * A monitor used to log events during an invocation
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface ExecutionMonitor {
+
+ /**
+ * Logs an exception thrown during an invocation
+ */
+ void executionError(Throwable e);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/GenericBuilderExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/GenericBuilderExtension.java
new file mode 100644
index 0000000000..42893682e0
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/GenericBuilderExtension.java
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.builder.BuilderRegistry;
+import org.apache.tuscany.spi.builder.GenericBuilder;
+import org.apache.tuscany.spi.component.SCAObject;
+import org.apache.tuscany.spi.model.ModelObject;
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+
+/**
+ * An extension point for generic builders which can deal with SCDL
+ * extensibility elements
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+@EagerInit
+public abstract class GenericBuilderExtension<S extends SCAObject, M extends ModelObject> implements
+ GenericBuilder<S, M> {
+
+ protected BuilderRegistry builderRegistry;
+
+ @Autowire
+ public void setBuilderRegistry(BuilderRegistry registry) {
+ this.builderRegistry = registry;
+ }
+
+ @Init
+ public void init() {
+ builderRegistry.register(getModelType(), this);
+ }
+
+ protected abstract Class<M> getModelType();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/LoaderExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/LoaderExtension.java
new file mode 100644
index 0000000000..d256ef1fdd
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/LoaderExtension.java
@@ -0,0 +1,79 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import javax.xml.namespace.QName;
+
+import org.osoa.sca.annotations.Destroy;
+import org.osoa.sca.annotations.Init;
+import org.osoa.sca.annotations.EagerInit;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.loader.LoaderRegistry;
+import org.apache.tuscany.spi.loader.StAXElementLoader;
+import org.apache.tuscany.spi.model.ModelObject;
+
+/**
+ * Support class for extending the Loader mechanism.
+ *
+ * @version $Rev$ $Date$
+ */
+@EagerInit
+public abstract class LoaderExtension<T extends ModelObject> implements StAXElementLoader<T> {
+ /**
+ * The LoaderRegistry that this loader should register with; usually set by injection. This registry may also be
+ * used to load sub-elements.
+ */
+ protected LoaderRegistry registry;
+
+ /**
+ * Constructor specifies the registry to register with.
+ *
+ * @param registry the LoaderRegistry this loader should register with
+ */
+ protected LoaderExtension(@Autowire LoaderRegistry registry) {
+ this.registry = registry;
+ }
+
+ /**
+ * Initialize the loader. The base implementation registers this loader with the registry as a handler for the XML
+ * type returned by {@link #getXMLType()}. Implementations may override this to register the loader as a handler for
+ * multiple XML types.
+ */
+ @Init
+ public void start() {
+ registry.registerLoader(getXMLType(), this);
+ }
+
+ /**
+ * Destroy the loader. The base implementation unregisters the loader from the regsitry based on the type returned
+ * by {@link #getXMLType()}.
+ */
+ @Destroy
+ public void stop() {
+ registry.unregisterLoader(getXMLType(), this);
+ }
+
+ /**
+ * Returns the QName of the element that this implementation handles.
+ *
+ * @return the QName of the element that this implementation handles
+ */
+ public abstract QName getXMLType();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ReferenceBindingExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ReferenceBindingExtension.java
new file mode 100644
index 0000000000..1653e87dc2
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ReferenceBindingExtension.java
@@ -0,0 +1,78 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import org.apache.tuscany.spi.component.AbstractSCAObject;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.component.Reference;
+import org.apache.tuscany.spi.component.ReferenceBinding;
+import org.apache.tuscany.spi.model.Scope;
+import org.apache.tuscany.spi.model.ServiceContract;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+
+/**
+ * The default implementation of an SCA reference
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class ReferenceBindingExtension extends AbstractSCAObject implements ReferenceBinding {
+ protected Reference reference;
+ protected InboundWire inboundWire;
+ protected OutboundWire outboundWire;
+ protected ServiceContract<?> bindingServiceContract;
+
+ protected ReferenceBindingExtension(String name, CompositeComponent parent) {
+ super(name, parent);
+ }
+
+ public Scope getScope() {
+ return Scope.SYSTEM;
+ }
+
+ public void setReference(Reference reference) {
+ this.reference = reference;
+ }
+
+ public void setInboundWire(InboundWire wire) {
+ this.inboundWire = wire;
+ }
+
+ public InboundWire getInboundWire() {
+ return inboundWire;
+ }
+
+ public OutboundWire getOutboundWire() {
+ return outboundWire;
+ }
+
+ public void setOutboundWire(OutboundWire outboundWire) {
+ this.outboundWire = outboundWire;
+ }
+
+ public ServiceContract<?> getBindingServiceContract() {
+ return bindingServiceContract;
+ }
+
+ @Override
+ public boolean isSystem() {
+ return reference != null && reference.isSystem();
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ServiceBindingExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ServiceBindingExtension.java
new file mode 100644
index 0000000000..9e4be85406
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/ServiceBindingExtension.java
@@ -0,0 +1,90 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import org.apache.tuscany.spi.CoreRuntimeException;
+import org.apache.tuscany.spi.component.AbstractSCAObject;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.component.Service;
+import org.apache.tuscany.spi.component.ServiceBinding;
+import org.apache.tuscany.spi.component.TargetInvokerCreationException;
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.Scope;
+import org.apache.tuscany.spi.model.ServiceContract;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+import org.apache.tuscany.spi.wire.TargetInvoker;
+
+/**
+ * The default implementation of an SCA service
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class ServiceBindingExtension extends AbstractSCAObject implements ServiceBinding {
+ protected Service service;
+ protected InboundWire inboundWire;
+ protected OutboundWire outboundWire;
+ protected ServiceContract<?> bindingServiceContract;
+
+ public ServiceBindingExtension(String name, CompositeComponent parent) throws CoreRuntimeException {
+ super(name, parent);
+ }
+
+ public Scope getScope() {
+ return Scope.SYSTEM;
+ }
+
+ public void setService(Service service) {
+ this.service = service;
+ }
+
+ public InboundWire getInboundWire() {
+ return inboundWire;
+ }
+
+ public void setInboundWire(InboundWire wire) {
+ inboundWire = wire;
+ }
+
+ public OutboundWire getOutboundWire() {
+ return outboundWire;
+ }
+
+ public void setOutboundWire(OutboundWire outboundWire) {
+ this.outboundWire = outboundWire;
+ }
+
+ public TargetInvoker createTargetInvoker(ServiceContract contract, Operation operation)
+ throws TargetInvokerCreationException {
+ throw new UnsupportedOperationException();
+ }
+
+ public ServiceContract<?> getBindingServiceContract() {
+ return bindingServiceContract;
+ }
+
+ @Override
+ public boolean isSystem() {
+ return service != null && service.isSystem();
+ }
+
+ public boolean allowsPassByReference() {
+ return false;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/SystemAtomicComponentExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/SystemAtomicComponentExtension.java
new file mode 100644
index 0000000000..6c502702e9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/SystemAtomicComponentExtension.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.TargetInvoker;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public abstract class SystemAtomicComponentExtension extends AtomicComponentExtension {
+
+ public SystemAtomicComponentExtension(String name,
+ CompositeComponent parent,
+ int initLevel) {
+ super(name, parent, null, null, null, null, initLevel);
+ }
+
+ public TargetInvoker createTargetInvoker(String targetName, Operation operation, InboundWire callbackWire) {
+ throw new UnsupportedOperationException();
+ }
+
+ public boolean isSystem() {
+ return true;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/TargetInvokerExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/TargetInvokerExtension.java
new file mode 100644
index 0000000000..88949646ff
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/extension/TargetInvokerExtension.java
@@ -0,0 +1,96 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.extension;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.LinkedList;
+
+import org.apache.tuscany.spi.component.WorkContext;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.InvocationRuntimeException;
+import org.apache.tuscany.spi.wire.Message;
+import org.apache.tuscany.spi.wire.TargetInvoker;
+
+/**
+ * The default implementation of a TargetInvoker
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class TargetInvokerExtension implements TargetInvoker {
+
+ protected InboundWire wire;
+ protected WorkContext workContext;
+ protected ExecutionMonitor monitor;
+ protected boolean cacheable;
+
+ /**
+ * Creates a new invoker
+ *
+ * @param wire the callback wire
+ * @param workContext the work context to use for setting correlation information
+ * @param monitor the event monitor
+ */
+ public TargetInvokerExtension(InboundWire wire, WorkContext workContext, ExecutionMonitor monitor) {
+ this.wire = wire;
+ this.workContext = workContext;
+ this.monitor = monitor;
+ }
+
+ public Message invoke(Message msg) throws InvocationRuntimeException {
+ try {
+ Object messageId = msg.getMessageId();
+ if (messageId != null) {
+ workContext.setCurrentCorrelationId(messageId);
+ }
+ if (wire != null) {
+ LinkedList<Object> callbackRoutingChain = msg.getCallbackRoutingChain();
+ if (callbackRoutingChain != null) {
+ workContext.setCurrentCallbackRoutingChain(callbackRoutingChain);
+ }
+ }
+ Object resp = invokeTarget(msg.getBody(), msg.getConversationSequence());
+ msg.setBody(resp);
+ } catch (InvocationTargetException e) {
+ msg.setBodyWithFault(e.getCause());
+ }
+ return msg;
+ }
+
+ public boolean isCacheable() {
+ return cacheable;
+ }
+
+ public void setCacheable(boolean cacheable) {
+ this.cacheable = cacheable;
+ }
+
+ public boolean isOptimizable() {
+ return isCacheable();
+ }
+
+ public Object clone() throws CloneNotSupportedException {
+ try {
+ return super.clone();
+ } catch (CloneNotSupportedException e) {
+ // TargetInvoker extends Cloneable so this should not have been thrown
+ throw new AssertionError(e);
+ }
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ResourceHost.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ResourceHost.java
new file mode 100644
index 0000000000..b273ec6729
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ResourceHost.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.host;
+
+/**
+ * Interface implemented by host environments that allow for resolution of component implementation resources, e.g.
+ * items bound in a JNDI tree.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ResourceHost {
+
+ /**
+ * Resolve a resource matching the given type
+ *
+ * @param type the type of the resources
+ * @throws ResourceResolutionException if an error is encountered during resolution
+ */
+ <T> T resolveResource(Class<T> type) throws ResourceResolutionException;
+
+ /**
+ * Resolve a resource matching the given type and name
+ *
+ * @param type the type of the resources
+ * @param mappedName the mapped name of the resource
+ * @throws ResourceResolutionException if an error is encountered during resolution
+ */
+ <T> T resolveResource(Class<T> type, String mappedName) throws ResourceResolutionException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ResourceHostRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ResourceHostRegistry.java
new file mode 100644
index 0000000000..b4964cce3b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ResourceHostRegistry.java
@@ -0,0 +1,72 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.host;
+
+/**
+ * Implementations manage a registry of resources and resource hosts in the runtime
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ResourceHostRegistry {
+ /**
+ * Registers a resource host for the given uri prefix
+ *
+ * @param uri the uri prefix the host resolves resources for
+ * @param host the resource host
+ */
+ void registerResourceHost(String uri, ResourceHost host);
+
+ /**
+ * Removes a resource host registered for the given uri prefix
+ */
+ void unregisterResourceHost(String uri);
+
+ /**
+ * Register a resource by type
+ *
+ * @param type the type of the resource
+ * @param resource the resource
+ */
+ void registerResource(Class<?> type, Object resource);
+
+ /**
+ * Register a resource by type and name
+ *
+ * @param type the type of the resource
+ * @param name the mapped resource name
+ * @param resource the resource
+ */
+ void registerResource(Class<?> type, String name, Object resource);
+
+ /**
+ * Unregister a resource
+ *
+ * @param type the type the resource was registered with
+ * @param name the mapped name the resource was registered with
+ */
+ void unregisterResource(Class<?> type, String name);
+
+ /**
+ * Unregister a resource
+ *
+ * @param type the type the resource was registered with
+ */
+ void unregisterResource(Class<?> type);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ResourceResolutionException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ResourceResolutionException.java
new file mode 100644
index 0000000000..23c18f5115
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ResourceResolutionException.java
@@ -0,0 +1,32 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.host;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class ResourceResolutionException extends TuscanyException {
+
+ public ResourceResolutionException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ServletHost.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ServletHost.java
new file mode 100644
index 0000000000..37937808d4
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/host/ServletHost.java
@@ -0,0 +1,58 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.host;
+
+import javax.servlet.Servlet;
+
+/**
+ * Interface implemented by host environments that allow Servlets to be registered.
+ * <p/>
+ * This interface allows an SCA system service to register a servlet to handle inbound requests.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ServletHost {
+ /**
+ * Register a mapping for an instance of a Servlet. This requests that the servlet container direct all requests to
+ * the designated mapping to the supplied Servlet instance.
+ *
+ * @param mapping the uri-mapping for the Servlet
+ * @param servlet the Servlet that should be invoked
+ */
+ void registerMapping(String mapping, Servlet servlet);
+
+ /**
+ * Unregister a servlet mapping. This directs the servlet contain not to direct any more requests to a previously
+ * registered Servlet.
+ *
+ * @param mapping the uri-mapping for the Servlet
+ * @return the servlet that was registered to the mapping, null if nothing was registered to the mapping
+ */
+ Servlet unregisterMapping(String mapping);
+
+ /**
+ * Check to see if a mapping exists.
+ *
+ * @param mapping the uri-mapping for the Servlet
+ * @return true if mapping is registered, false otherwise
+ */
+ boolean isMappingRegistered(String mapping);
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/ElementInfo.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/ElementInfo.java
new file mode 100644
index 0000000000..5a0bd3bb5f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/ElementInfo.java
@@ -0,0 +1,54 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.idl;
+
+import javax.xml.namespace.QName;
+
+/**
+ * An abstraction of XML schema elements
+ */
+public class ElementInfo {
+ private QName name;
+ private TypeInfo type;
+
+ /**
+ * @param name
+ * @param type
+ */
+ public ElementInfo(QName name, TypeInfo type) {
+ super();
+ this.name = name;
+ this.type = type;
+ }
+
+ /**
+ * @return the name
+ */
+ public QName getQName() {
+ return name;
+ }
+
+ /**
+ * @return the type
+ */
+ public TypeInfo getType() {
+ return type;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/InvalidConversationalOperationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/InvalidConversationalOperationException.java
new file mode 100644
index 0000000000..e2b4acec24
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/InvalidConversationalOperationException.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.idl;
+
+import java.lang.reflect.Method;
+
+/**
+ * Denotes an invalid conversational interface definition
+ *
+ * @version $Rev$ $Date$
+ */
+public class InvalidConversationalOperationException extends InvalidServiceContractException {
+ private final Method operation;
+
+ public InvalidConversationalOperationException(String message, String identifier, Method operation) {
+ super(message, identifier);
+ this.operation = operation;
+ }
+
+ public Method getOperation() {
+ return operation;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/InvalidServiceContractException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/InvalidServiceContractException.java
new file mode 100644
index 0000000000..e977592df0
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/InvalidServiceContractException.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.idl;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public abstract class InvalidServiceContractException extends TuscanyException {
+
+ public InvalidServiceContractException() {
+ }
+
+ public InvalidServiceContractException(String message) {
+ super(message);
+ }
+
+ protected InvalidServiceContractException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public InvalidServiceContractException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ protected InvalidServiceContractException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public InvalidServiceContractException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/OverloadedOperationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/OverloadedOperationException.java
new file mode 100644
index 0000000000..b1d4cb4e7c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/OverloadedOperationException.java
@@ -0,0 +1,41 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.idl;
+
+import java.lang.reflect.Method;
+
+/**
+ * Exception thrown to indicate that a service contract specification contains an overloaded method.
+ *
+ * @version $Rev$ $Date$
+ */
+public class OverloadedOperationException extends InvalidServiceContractException {
+ private static final long serialVersionUID = -4658711318608885638L;
+ private final Method operation;
+
+ public OverloadedOperationException(Method operation) {
+ super(null, operation.getDeclaringClass().getName());
+ this.operation = operation;
+ }
+
+ public Method getOperation() {
+ return operation;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/ServiceFaultException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/ServiceFaultException.java
new file mode 100644
index 0000000000..1c8a8c81e9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/ServiceFaultException.java
@@ -0,0 +1,82 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.idl;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * The generic java exception to wrap service faults
+ *
+ * @version $Rev$ $Date$
+ */
+public class ServiceFaultException extends TuscanyException {
+ private static final long serialVersionUID = -8002583655240625792L;
+ private Object faultInfo;
+ private QName logical;
+
+ /**
+ * @param message
+ * @param faultInfo
+ */
+ public ServiceFaultException(String message, Object faultInfo) {
+ super(message);
+ this.faultInfo = faultInfo;
+ }
+
+ /**
+ * @param message
+ * @param faultInfo
+ * @param cause
+ */
+ public ServiceFaultException(String message, Object faultInfo, Throwable cause) {
+ super(message, cause);
+ this.faultInfo = faultInfo;
+ }
+
+ /**
+ * @return the faultInfo
+ */
+ public Object getFaultInfo() {
+ return faultInfo;
+ }
+
+ public QName getLogical() {
+ return logical;
+ }
+
+ public void setLogical(QName logical) {
+ this.logical = logical;
+ }
+
+ public boolean isMatchingType(Object type) {
+ if (logical == null)
+ return false;
+
+ if ((type instanceof QName) && logical.equals(type)) {
+ return true;
+ }
+ if (type instanceof XMLType && logical.equals(((XMLType)type).getElementName()))
+ return true;
+ return false;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/TypeInfo.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/TypeInfo.java
new file mode 100644
index 0000000000..9bb107812c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/TypeInfo.java
@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.idl;
+
+import javax.xml.namespace.QName;
+
+/**
+ * An abstraction of XML schema types
+ */
+public class TypeInfo {
+ private QName name;
+
+ private boolean isSimpleType;
+
+ private TypeInfo baseType;
+
+ /**
+ * @param name
+ * @param isSimpleType
+ */
+ public TypeInfo(QName name, boolean isSimpleType, TypeInfo baseType) {
+ super();
+ this.name = name;
+ this.isSimpleType = isSimpleType;
+ this.baseType = baseType;
+ }
+
+ /**
+ * @return the isSimpleType
+ */
+ public boolean isSimpleType() {
+ return isSimpleType;
+ }
+
+ /**
+ * @return the name
+ */
+ public QName getQName() {
+ return name;
+ }
+
+ /**
+ * @return the baseType
+ */
+ public TypeInfo getBaseType() {
+ return baseType;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/XMLType.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/XMLType.java
new file mode 100644
index 0000000000..1d626516b0
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/XMLType.java
@@ -0,0 +1,124 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.idl;
+
+import javax.xml.namespace.QName;
+
+/**
+ * The metadata for an XML element or type
+ */
+public class XMLType {
+ public static final XMLType UNKNOWN = new XMLType(null, null);
+ private QName element;
+ private QName type;
+
+ /**
+ * @param element
+ */
+ public XMLType(ElementInfo element) {
+ super();
+ this.element = element.getQName();
+ if (element.getType() != null) {
+ this.type = element.getType().getQName();
+ }
+ }
+
+ /**
+ * @param element
+ */
+ public XMLType(TypeInfo type) {
+ this.element = null;
+ this.type = type.getQName();
+ }
+
+ public XMLType(QName element, QName type) {
+ this.element = element;
+ this.type = type;
+ }
+
+ /**
+ * @return the type
+ */
+ public QName getTypeName() {
+ return type;
+ }
+
+ public boolean isElement() {
+ return element != null;
+ }
+
+ public QName getElementName() {
+ return element;
+ }
+
+ public static XMLType getType(QName type) {
+ return new XMLType(null, type);
+ }
+
+ /**
+ * @see java.lang.Object#hashCode()
+ */
+ @Override
+ public int hashCode() {
+ final int PRIME = 31;
+ int result = 1;
+ result = PRIME * result + ((element == null) ? 0 : element.hashCode());
+ result = PRIME * result + ((type == null) ? 0 : type.hashCode());
+ return result;
+ }
+
+ /**
+ * @see java.lang.Object#equals(java.lang.Object)
+ */
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (getClass() != obj.getClass()) {
+ return false;
+ }
+ final XMLType other = (XMLType)obj;
+ if (element == null) {
+ if (other.element != null) {
+ return false;
+ }
+ } else if (!element.equals(other.element)) {
+ return false;
+ }
+ if (type == null) {
+ if (other.type != null) {
+ return false;
+ }
+ } else if (!type.equals(other.type)) {
+ return false;
+ }
+ return true;
+ }
+
+ @Override
+ public String toString() {
+ return "Element: " + element + " Type: " + type;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/InterfaceJavaIntrospector.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/InterfaceJavaIntrospector.java
new file mode 100644
index 0000000000..9701b08df1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/InterfaceJavaIntrospector.java
@@ -0,0 +1,57 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.idl.java;
+
+import org.apache.tuscany.spi.idl.InvalidServiceContractException;
+
+/**
+ * Processor for creating JavaServiceContract definitions from Java Classes.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface InterfaceJavaIntrospector {
+
+ /**
+ * Introspect a Java interface and return a service contract definition.
+ *
+ * @param type the interface to inspect
+ * @return a JavaServiceContract corresponding to the Java interface
+ */
+ <I> JavaServiceContract introspect(Class<I> type) throws InvalidServiceContractException;
+
+ /**
+ * Introspect a Java interface and return a service contract definition.
+ *
+ * @param type the interface to inspect
+ * @param deep Indicate if deep introspection is required
+ * @return a JavaServiceContract corresponding to the Java interface
+ */
+ <I> JavaServiceContract introspect(Class<I> type, boolean deep) throws InvalidServiceContractException;
+
+ /**
+ * Introspect a Java interface and return a service contract definition.
+ *
+ * @param type the interface to inspect
+ * @param callback the callback interface to inspec
+ * @param deep Indicate if deep introspection is required
+ * @return a JavaServiceContract corresponding to the Java interface
+ */
+ <I, C> JavaServiceContract introspect(Class<I> type, Class<C> callback, boolean deep)
+ throws InvalidServiceContractException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaIDLUtils.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaIDLUtils.java
new file mode 100644
index 0000000000..17fcd8d4a3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaIDLUtils.java
@@ -0,0 +1,104 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.idl.java;
+
+import java.lang.reflect.Method;
+import java.util.Collection;
+import java.util.List;
+
+import org.apache.tuscany.spi.model.DataType;
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.ServiceContract;
+
+/**
+ * Contains methods for mapping between an operation in a {@link org.apache.tuscany.spi.model.ServiceContract} and a
+ * method defined by a Java interface
+ *
+ * @version $Rev$ $Date$
+ */
+public final class JavaIDLUtils {
+
+ private JavaIDLUtils() {
+ }
+
+ /**
+ * Searches an array of methods for a match against the given operation
+ *
+ * @param operation the operation to match
+ * @param methods the methods to match against
+ * @return a matching method or null
+ */
+ public static Method findMethod(Operation<?> operation, Method[] methods) {
+ for (Method method : methods) {
+ if (match(operation, method)) {
+ return method;
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Searches a collection of operations for a match against the given method
+ *
+ * @param method the method to match
+ * @param operations the operations to match against
+ * @return a matching operation or null
+ */
+ public static Operation findOperation(Method method, Collection<Operation<?>> operations) {
+ for (Operation<?> operation : operations) {
+ if (match(operation, method)) {
+ return operation;
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Determines if the given operation matches the given method
+ *
+ * @return true if the operation matches, false if does not
+ */
+ private static <T> boolean match(Operation<T> operation, Method method) {
+ // TODO: TUSCANY-1111, comparing different IDLs fail so use simple name
+ // matching
+ ServiceContract<T> contract = operation.getServiceContract();
+ if (contract != null && contract.isRemotable()) {
+ // No method overloading for remotable interfaces
+ return operation.getName().equals(method.getName());
+ }
+ Class<?>[] params = method.getParameterTypes();
+ DataType<List<DataType<T>>> inputType = operation.getInputType();
+ List<DataType<T>> types = inputType.getLogical();
+ boolean found = true;
+ if (types.size() == params.length && method.getName().equals(operation.getName())) {
+ for (int i = 0; i < params.length; i++) {
+ Class<?> clazz = params[i];
+ if (!clazz.equals(operation.getInputType().getLogical().get(i).getPhysical())) {
+ found = false;
+ }
+ }
+ } else {
+ found = false;
+ }
+ return found;
+
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaInterfaceProcessor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaInterfaceProcessor.java
new file mode 100644
index 0000000000..afe98f0773
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaInterfaceProcessor.java
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.idl.java;
+
+import org.apache.tuscany.spi.idl.InvalidServiceContractException;
+
+/**
+ * Implementations introspect metadata on a Java interface, populating the
+ * corresponding {@link JavaServiceContract}
+ *
+ * @version $Rev$ $Date$
+ */
+public interface JavaInterfaceProcessor {
+
+ void visitInterface(Class<?> clazz, Class<?> callbackClass, JavaServiceContract contract)
+ throws InvalidServiceContractException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaInterfaceProcessorExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaInterfaceProcessorExtension.java
new file mode 100644
index 0000000000..950ce1858c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaInterfaceProcessorExtension.java
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.idl.java;
+
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+
+/**
+ * A convenience class for <code>JavaInterfaceProcessor</code> extensions that performs autowiring
+ *
+ * @version $Rev$ $Date$
+ */
+@EagerInit
+public abstract class JavaInterfaceProcessorExtension implements JavaInterfaceProcessor {
+
+ protected JavaInterfaceProcessorRegistry registry;
+
+ @Autowire
+ public void setRegistry(JavaInterfaceProcessorRegistry registry) {
+ this.registry = registry;
+ }
+
+ @Init
+ public void init() {
+ registry.registerProcessor(this);
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaInterfaceProcessorRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaInterfaceProcessorRegistry.java
new file mode 100644
index 0000000000..38c64e6f88
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaInterfaceProcessorRegistry.java
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.idl.java;
+
+/**
+ * A registry of {@link JavaInterfaceProcessor}s. Interface processors update a service contract definition based on a
+ * Java interface
+ *
+ * @version $Rev$ $Date$
+ */
+public interface JavaInterfaceProcessorRegistry extends InterfaceJavaIntrospector {
+
+ /**
+ * Registers the given processor
+ */
+ void registerProcessor(JavaInterfaceProcessor processor);
+
+ /**
+ * Deregisters the given processor
+ */
+ void unregisterProcessor(JavaInterfaceProcessor processor);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaServiceContract.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaServiceContract.java
new file mode 100644
index 0000000000..ee29846e26
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/idl/java/JavaServiceContract.java
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.idl.java;
+
+import java.lang.reflect.Type;
+
+import org.apache.tuscany.spi.model.ServiceContract;
+
+/**
+ * Represents a service contract specified using a Java interface
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaServiceContract extends ServiceContract<Type> {
+
+ public JavaServiceContract() {
+ }
+
+ public JavaServiceContract(Class<?> interfaceClass) {
+ super(interfaceClass);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/AbstractPropertyProcessor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/AbstractPropertyProcessor.java
new file mode 100644
index 0000000000..b0682bc778
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/AbstractPropertyProcessor.java
@@ -0,0 +1,205 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Field;
+import java.lang.reflect.Member;
+import java.lang.reflect.Method;
+import java.util.Collection;
+import java.util.Map;
+
+import org.apache.tuscany.api.annotation.DataType;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.databinding.DataBinding;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+
+/**
+ * Base class for ImplementationProcessors that handle annotations that add Properties.
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class AbstractPropertyProcessor<A extends Annotation> extends ImplementationProcessorExtension {
+ private final Class<A> annotationClass;
+ private ImplementationProcessorService service;
+
+ protected AbstractPropertyProcessor(Class<A> annotationClass, ImplementationProcessorService service) {
+ this.annotationClass = annotationClass;
+ this.service = service;
+ }
+
+ public void visitMethod(CompositeComponent parent,
+ Method method,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException {
+ A annotation = method.getAnnotation(annotationClass);
+ if (annotation == null) {
+ return;
+ }
+
+ if (!Void.TYPE.equals(method.getReturnType())) {
+ throw new IllegalPropertyException("Method does not have void return type", method.toString());
+ }
+ Class[] paramTypes = method.getParameterTypes();
+ if (paramTypes.length != 1) {
+ throw new IllegalPropertyException("Method must have a single parameter", method.toString());
+ }
+ Class<?> javaType = paramTypes[0];
+
+ String name = getName(annotation);
+ if (name == null || name.length() == 0) {
+ name = method.getName();
+ if (name.startsWith("set")) {
+ name = toPropertyName(method.getName());
+ }
+ }
+
+ Map<String, JavaMappedProperty<?>> properties = type.getProperties();
+ if (properties.containsKey(name)) {
+ throw new DuplicatePropertyException(name);
+ }
+
+ Class<?> baseType = getBaseType(javaType, method.getGenericParameterTypes()[0]);
+ JavaMappedProperty<?> property = createProperty(name, baseType, method);
+ if (javaType.isArray() || Collection.class.isAssignableFrom(javaType)) {
+ property.setMany(true);
+ }
+
+ //add databinding available as annotations, as extensions
+ DataType propertyDataBinding = method.getAnnotation(DataType.class);
+ if (propertyDataBinding != null) {
+ property.getExtensions().put(DataBinding.class.getName(), propertyDataBinding.name());
+ }
+ initProperty(property, annotation, parent, context);
+ properties.put(name, property);
+ }
+
+ public void visitField(CompositeComponent parent,
+ Field field,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException {
+
+ A annotation = field.getAnnotation(annotationClass);
+ if (annotation == null) {
+ return;
+ }
+
+ Class<?> javaType = field.getType();
+
+ String name = getName(annotation);
+ if (name == null || name.length() == 0) {
+ name = field.getName();
+ }
+
+ Map<String, JavaMappedProperty<?>> properties = type.getProperties();
+ if (properties.containsKey(name)) {
+ throw new DuplicatePropertyException(name);
+ }
+
+ Class<?> baseType = getBaseType(javaType, field.getGenericType());
+ JavaMappedProperty<?> property = createProperty(name, baseType, field);
+ if (javaType.isArray() || Collection.class.isAssignableFrom(javaType)) {
+ property.setMany(true);
+ }
+
+ //add databinding available as annotations, as extensions
+ DataType propertyDataBinding = field.getAnnotation(DataType.class);
+ if (propertyDataBinding != null) {
+ property.getExtensions().put(DataBinding.class.getName(), propertyDataBinding.name());
+ }
+
+ initProperty(property, annotation, parent, context);
+ properties.put(name, property);
+ }
+
+ public <T> void visitConstructor(CompositeComponent parent, Constructor<T> constructor,
+ PojoComponentType<JavaMappedService,
+ JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException {
+
+ ConstructorDefinition<?> definition = type.getConstructorDefinition();
+ Class[] params = constructor.getParameterTypes();
+ Map<String, JavaMappedProperty<?>> properties = type.getProperties();
+ Annotation[][] annotations = constructor.getParameterAnnotations();
+
+ for (int i = 0; i < params.length; i++) {
+ Class<?> param = params[i];
+ Annotation[] paramAnnotations = annotations[i];
+ JavaMappedProperty<?> property = null;
+ DataType propertyDataBinding = null;
+ A monitorAnnot = null;
+ String name = null;
+ for (Annotation annotation : paramAnnotations) {
+ if (annotation.annotationType().equals(annotationClass)) {
+ if (definition == null) {
+ definition = new ConstructorDefinition<T>(constructor);
+ type.setConstructorDefinition(definition);
+ }
+ monitorAnnot = annotationClass.cast(annotation);
+ name = getName(monitorAnnot);
+ if (name == null || name.length() == 0) {
+ name = param.getName();
+ }
+
+ Class<?> baseType = getBaseType(param, constructor.getGenericParameterTypes()[i]);
+ //JavaMappedProperty<?> property = createProperty(name, baseType, constructor);
+ property = createProperty(name, baseType, constructor);
+ if (param.isArray() || Collection.class.isAssignableFrom(param)) {
+ property.setMany(true);
+ }
+ } else if (annotation.annotationType().equals(DataType.class)) {
+ //if there is databinding information capture it
+ propertyDataBinding = DataType.class.cast(annotation);
+ }
+ }
+ //if there has been a property annotation then a property would have been created
+ if (property != null) {
+ initProperty(property, monitorAnnot, parent, context);
+ properties.put(name, property);
+ service.addName(definition.getInjectionNames(), i, name);
+ if (propertyDataBinding != null) {
+ property.getExtensions().put(DataBinding.class.getName(), propertyDataBinding.name());
+ }
+ }
+ }
+ }
+
+ protected abstract String getName(A annotation);
+
+ protected <T> void initProperty(JavaMappedProperty<T> property,
+ A annotation,
+ CompositeComponent parent,
+ DeploymentContext context) throws ProcessingException {
+ }
+
+ protected <T> JavaMappedProperty<T> createProperty(String name, Class<T> javaType, Member member)
+ throws ProcessingException {
+ return new JavaMappedProperty<T>(name, null, javaType, member);
+ }
+
+
+ public static String toPropertyName(String name) {
+ if (!name.startsWith("set")) {
+ return name;
+ }
+ return Character.toLowerCase(name.charAt(3)) + name.substring(4);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ConstructorDefinition.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ConstructorDefinition.java
new file mode 100644
index 0000000000..94c185966f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ConstructorDefinition.java
@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.reflect.Constructor;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Hold injection information for the constructor used to instantiate a component implementation instance
+ *
+ * @version $Rev$ $Date$
+ */
+public class ConstructorDefinition<T> {
+
+ private Constructor<T> constructor;
+ private List<String> injectionNames;
+
+ public ConstructorDefinition(Constructor<T> constructor) {
+ this.constructor = constructor;
+ injectionNames = new ArrayList<String>();
+ }
+
+ public Constructor<T> getConstructor() {
+ return constructor;
+ }
+
+ public List<String> getInjectionNames() {
+ return injectionNames;
+ }
+
+ public void setInjectionNames(List<String> injectionNames) {
+ this.injectionNames = injectionNames;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/DuplicatePropertyException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/DuplicatePropertyException.java
new file mode 100644
index 0000000000..87c4074fe7
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/DuplicatePropertyException.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+/**
+ * Thrown when an implementation has more than one property injection site with the same name
+ *
+ * @version $Rev$ $Date$
+ */
+public class DuplicatePropertyException extends ProcessingException {
+
+ public DuplicatePropertyException(String message) {
+ super(message);
+ }
+
+ public DuplicatePropertyException(String message, String identifier) {
+ super(message, identifier);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/IllegalPropertyException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/IllegalPropertyException.java
new file mode 100644
index 0000000000..f251f60630
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/IllegalPropertyException.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+/**
+ * Denotes an illegal property definition in a component type
+ *
+ * @version $Rev$ $Date$
+ */
+public class IllegalPropertyException extends ProcessingException {
+
+ public IllegalPropertyException(String message) {
+ super(message);
+ }
+
+
+ public IllegalPropertyException(String message, String identifier) {
+ super(message, identifier);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ImplementationProcessor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ImplementationProcessor.java
new file mode 100644
index 0000000000..fb9beca53c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ImplementationProcessor.java
@@ -0,0 +1,128 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+
+/**
+ * Implementations process class-level metadata, typically parsing annotations and updating the corresponding
+ * <code>ComponentType</code>. A processor may, for example, create a {@link JavaMappedProperty} which is responsible
+ * for injecting a complex type on a component implementation instance when it is instantiated.
+ * <p/>
+ * Processors will receive callbacks as the implementation class is walked while evalauting an assembly. It is the
+ * responsibility of the parser to determine whether to perform an action during the callback.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ImplementationProcessor {
+
+ /**
+ * A callback received when the component implementation class is first loaded
+ *
+ * @param parent the parent composite
+ * @param clazz the component implementation class
+ * @param type the incomplete component type associated with the implementation class
+ * @param context the current deployment context
+ * @throws ProcessingException if an error is encountered while processing metadata
+ */
+ <T> void visitClass(CompositeComponent parent,
+ Class<T> clazz,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException;
+
+ /**
+ * A callback received as the component implementation class hierarchy is evaluated
+ *
+ * @param parent the parent composite
+ * @param clazz the superclass in the component implmentation's class hierarchy
+ * @param type the incomplete component type associated with the implementation class
+ * @param context the current deployment context
+ * @throws ProcessingException if an error is encountered while processing metadata
+ */
+ <T> void visitSuperClass(CompositeComponent parent,
+ Class<T> clazz,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException;
+
+ /**
+ * A callback received as the component implementation's public and protected methods are evaluated
+ *
+ * @param parent the parent composite
+ * @param method the current public or protected method being evaluated
+ * @param type the incomplete component type associated with the implementation class
+ * @param context the current deployment context
+ * @throws ProcessingException if an error is encountered while processing metadata
+ */
+ void visitMethod(CompositeComponent parent,
+ Method method,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException;
+
+ /**
+ * A callback received as the component implementation's constructor used for instantiation by the runtime is
+ * evaluated. If an implementation contains more than one constructor, the constructor passed to the callback will
+ * be chosen according to the algorithm described in the SCA Java Client and Implementation Model Specification.
+ *
+ * @param parent the parent composite
+ * @param constructor the constructor used for instantiating component implementation instances
+ * @param type the incomplete component type associated with the implementation class
+ * @param context the current deployment context
+ * @throws ProcessingException if an error is encountered while processing metadata
+ */
+ <T> void visitConstructor(CompositeComponent parent,
+ Constructor<T> constructor,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context)
+ throws ProcessingException;
+
+ /**
+ * A callback received as the component implementation's public and protected fields are evaluated
+ *
+ * @param parent the parent composite
+ * @param field the current public or protected field being evaluated
+ * @param type the incomplete component type associated with the implementation class
+ * @param context the current deployment context
+ * @throws ProcessingException if an error is encountered while processing metadata
+ */
+ void visitField(CompositeComponent parent,
+ Field field,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException;
+
+ /**
+ * The final callback received when all other callbacks during evaluation of the component implementation have been
+ * issued
+ *
+ * @param parent the parent composite
+ * @param clazz the component implementation class
+ * @param type the incomplete component type associated with the implementation class
+ * @param context the current deployment context
+ * @throws ProcessingException if an error is encountered while processing metadata
+ */
+ <T> void visitEnd(CompositeComponent parent,
+ Class<T> clazz,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ImplementationProcessorExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ImplementationProcessorExtension.java
new file mode 100644
index 0000000000..fc1b6cd4fe
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ImplementationProcessorExtension.java
@@ -0,0 +1,118 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
+import java.util.Collection;
+
+import org.osoa.sca.annotations.Destroy;
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+
+/**
+ * A convenience class for annotation processors which alleviates the need to implement unused callbacks
+ *
+ * @version $Rev$ $Date$
+ */
+@EagerInit
+public abstract class ImplementationProcessorExtension implements ImplementationProcessor {
+ private IntrospectionRegistry registry;
+
+ @Autowire
+ public void setRegistry(IntrospectionRegistry registry) {
+ this.registry = registry;
+ }
+
+ @Init
+ public void init() {
+ registry.registerProcessor(this);
+ }
+
+ @Destroy
+ public void destroy() {
+ registry.unregisterProcessor(this);
+ }
+
+ public <T> void visitClass(CompositeComponent parent, Class<T> clazz,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context)
+ throws ProcessingException {
+ }
+
+ public <T> void visitSuperClass(CompositeComponent parent, Class<T> clazz,
+ PojoComponentType<JavaMappedService,
+ JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context)
+ throws ProcessingException {
+ }
+
+ public void visitMethod(CompositeComponent parent, Method method,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context)
+ throws ProcessingException {
+ }
+
+ public <T> void visitConstructor(CompositeComponent parent, Constructor<T> constructor,
+ PojoComponentType<JavaMappedService,
+ JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context)
+ throws ProcessingException {
+ }
+
+ public void visitField(CompositeComponent parent, Field field,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException {
+ }
+
+ public <T> void visitEnd(CompositeComponent parent, Class<T> clazz,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context) throws ProcessingException {
+
+ }
+
+ protected static Class<?> getBaseType(Class<?> cls, Type genericType) {
+ if (cls.isArray()) {
+ return cls.getComponentType();
+ } else if (Collection.class.isAssignableFrom(cls)) {
+ if (genericType == cls) {
+ return Object.class;
+ } else {
+ ParameterizedType parameterizedType = (ParameterizedType)genericType;
+ Type baseType = parameterizedType.getActualTypeArguments()[0];
+ if (baseType instanceof Class) {
+ return (Class<?>)baseType;
+ } else if (baseType instanceof ParameterizedType) {
+ return (Class<?>)((ParameterizedType)baseType).getRawType();
+ } else {
+ return null;
+ }
+ }
+ } else {
+ return cls;
+ }
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ImplementationProcessorService.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ImplementationProcessorService.java
new file mode 100644
index 0000000000..d37a39011f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ImplementationProcessorService.java
@@ -0,0 +1,91 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Member;
+import java.lang.reflect.Type;
+import java.util.List;
+
+import org.apache.tuscany.spi.idl.InvalidServiceContractException;
+import org.apache.tuscany.spi.model.ServiceContract;
+
+/**
+ * Provides utility methods for Java implementation processing
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ImplementationProcessorService {
+
+ /**
+ * Introspects the given interface to produce a mapped service
+ */
+ JavaMappedService createService(Class<?> interfaze) throws InvalidServiceContractException;
+
+ JavaMappedReference createReference(String name, Member member, Class<?> paramType) throws ProcessingException;
+
+ /**
+ * Processes the callback contract for a given interface type
+ *
+ * @param interfaze the interface type to examine
+ * @param contract the service contract the callback is associated wth
+ * @throws InvalidServiceContractException
+ *
+ */
+ void processCallback(Class<?> interfaze, ServiceContract<?> contract) throws InvalidServiceContractException;
+
+ /**
+ * Determines if all the members of a collection have unique types
+ *
+ * @param collection the collection to analyze
+ * @return true if the types are unique
+ */
+ boolean areUnique(Class[] collection);
+
+ /**
+ * Inserts a name at the specified position, paddiling the list if its size is less than the position
+ */
+ void addName(List<String> names, int pos, String name);
+
+ /**
+ * Processes a constructor parameter by introspecting its annotations
+ *
+ * @param param the parameter to process
+ * @param genericParam the generic type of the parameter
+ * @param paramAnnotations the parameter annotations
+ * @param constructorNames the array of constructorNames specified by
+ * @param pos the declaration position of the constructor parameter
+ * @param type the component type associated with implementation being reflected
+ * @param injectionNames the list of parameter constructorNames specified on parameter annotations
+ * @throws ProcessingException
+ */
+ boolean processParam(Class<?> param,
+ Type genericParam,
+ Annotation[] paramAnnotations,
+ String[] constructorNames,
+ int pos,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ List<String> injectionNames) throws ProcessingException;
+
+ /**
+ * Returns true if {@link @Autowire}, {@link @Property}, or {@link @Reference} are present in the given array
+ */
+ boolean injectionAnnotationsPresent(Annotation[][] annots);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/IntrospectionRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/IntrospectionRegistry.java
new file mode 100644
index 0000000000..a6122a6ff1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/IntrospectionRegistry.java
@@ -0,0 +1,38 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+/**
+ * A system service which tracks {@link ImplementationProcessor}s
+ *
+ * @version $Rev$ $Date$
+ */
+public interface IntrospectionRegistry extends Introspector {
+
+ /**
+ * Registers the given processor and makes it available during assembly evaluation (i.e. build)
+ */
+ void registerProcessor(ImplementationProcessor processor);
+
+ /**
+ * Deregisters the given processor
+ */
+ void unregisterProcessor(ImplementationProcessor processor);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/Introspector.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/Introspector.java
new file mode 100644
index 0000000000..66abc1f686
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/Introspector.java
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+
+/**
+ * Implementations are responsible for walking a component implementation class, adding additional component type
+ * information as appropriate
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Introspector {
+
+ /**
+ * Walks the given component implementation class
+ *
+ * @param parent the parent composite
+ * @param clazz the component implementation class
+ * @param type the component type associated with the implementation class
+ * @return the updated component type
+ * @throws ProcessingException if an error is encountered evaluating the implementation class
+ */
+ PojoComponentType introspect(CompositeComponent parent,
+ Class<?> clazz,
+ PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type,
+ DeploymentContext context)
+ throws ProcessingException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedComponentType.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedComponentType.java
new file mode 100644
index 0000000000..34ac8f53f9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedComponentType.java
@@ -0,0 +1,61 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import org.apache.tuscany.spi.model.ComponentType;
+
+/**
+ * A specialized component type definition whose services, references and properties can be mapped to the Java
+ * programming model.
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaMappedComponentType<
+ S extends JavaMappedService,
+ R extends JavaMappedReference,
+ P extends JavaMappedProperty<?>
+ > extends ComponentType<S, R, P> {
+
+ private Class<?> implClass;
+
+ public JavaMappedComponentType() {
+ }
+
+ public JavaMappedComponentType(Class<?> implClass) {
+ this.implClass = implClass;
+ }
+
+ /**
+ * Returns the implementation class associated with this component type.
+ *
+ * @return the implementation class associated with this component type
+ */
+ public Class<?> getImplClass() {
+ return implClass;
+ }
+
+ /**
+ * Sets the implementation class associated with this component type.
+ *
+ * @param implClass the implementation class associated with this component type
+ */
+ public void setImplClass(Class<?> implClass) {
+ this.implClass = implClass;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedProperty.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedProperty.java
new file mode 100644
index 0000000000..6d1715a035
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedProperty.java
@@ -0,0 +1,64 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.reflect.Member;
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.model.Property;
+
+/**
+ * A Property definition that is mapped to a specific location in the implementation class. This location will typically
+ * be used to inject property values.
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaMappedProperty<T> extends Property<T> {
+ private Member member;
+
+ public JavaMappedProperty() {
+ }
+
+ public JavaMappedProperty(String name, QName xmlType, Class<T> javaType) {
+ super(name, xmlType, javaType);
+ }
+
+ public JavaMappedProperty(String name, QName xmlType, Class<T> javaType, Member member) {
+ super(name, xmlType, javaType);
+ this.member = member;
+ }
+
+ /**
+ * Returns the Member that this property is mapped to.
+ *
+ * @return the Member that this property is mapped to
+ */
+ public Member getMember() {
+ return member;
+ }
+
+ /**
+ * Sets the Member that this property is mapped to
+ *
+ * @param member the Member that this property is mapped to
+ */
+ public void setMember(Member member) {
+ this.member = member;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedReference.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedReference.java
new file mode 100644
index 0000000000..edcbf9a281
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedReference.java
@@ -0,0 +1,60 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.reflect.Member;
+
+import org.apache.tuscany.spi.model.ComponentTypeReferenceDefinition;
+import org.apache.tuscany.spi.model.ServiceContract;
+
+/**
+ * A ReferenceDefinition definition that is mapped to a specific location in the implementation class. This location
+ * will typically be used to inject reference values.
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaMappedReference extends ComponentTypeReferenceDefinition {
+ private Member member;
+
+ public JavaMappedReference() {
+ }
+
+ public JavaMappedReference(String name, ServiceContract serviceContract, Member member) {
+ super(name, serviceContract);
+ this.member = member;
+ }
+
+ /**
+ * Returns the Member that this reference is mapped to.
+ *
+ * @return the Member that this reference is mapped to
+ */
+ public Member getMember() {
+ return member;
+ }
+
+ /**
+ * Sets the Member that this reference is mapped to
+ *
+ * @param member the Member that this reference is mapped to
+ */
+ public void setMember(Member member) {
+ this.member = member;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedService.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedService.java
new file mode 100644
index 0000000000..ee5e0bb2a7
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/JavaMappedService.java
@@ -0,0 +1,91 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.reflect.Member;
+
+import org.apache.tuscany.spi.model.ServiceContract;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+
+/**
+ * A ServiceDefinition definition that is mapped to a Java interface. The mapped interface is not required to be the
+ * same as the interface specified in the service contract. This is to allow the service contract to be specified using
+ * different interface definition languages or, in the case were the IDL is Java, to allow the service definition to be
+ * loaded from a different classloader.
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaMappedService extends ServiceDefinition {
+ private Class<?> serviceInterface;
+ private Member callbackMember;
+
+ public JavaMappedService() {
+ }
+
+ public JavaMappedService(Class<?> serviceInterface) {
+ this.serviceInterface = serviceInterface;
+ }
+
+ public JavaMappedService(String name, ServiceContract contract, boolean remotable) {
+ super(name, contract, remotable);
+ }
+
+ public JavaMappedService(String name,
+ ServiceContract contract,
+ boolean remotable,
+ String callbackRefName,
+ Member callbackMember) {
+ super(name, contract, remotable, callbackRefName);
+ this.callbackMember = callbackMember;
+ }
+
+ public JavaMappedService(String name, ServiceContract contract, Class<?> serviceInterface, boolean remotable) {
+ super(name, contract, remotable);
+ this.serviceInterface = serviceInterface;
+ }
+
+ /**
+ * Returns the Java interface for this service. This may be different from the interface that defines the service
+ * contract.
+ *
+ * @return the Java interface for this service
+ */
+ public Class<?> getServiceInterface() {
+ return serviceInterface;
+ }
+
+ /**
+ * Sets the Java interface for this service. This may be different from the interface used to define the service
+ * contract.
+ *
+ * @param serviceInterface the Java interface for this service
+ */
+ public void setServiceInterface(Class<?> serviceInterface) {
+ this.serviceInterface = serviceInterface;
+ }
+
+ public Member getCallbackMember() {
+ return callbackMember;
+ }
+
+ public void setCallbackMember(Member callbackMember) {
+ this.callbackMember = callbackMember;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/PojoComponentType.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/PojoComponentType.java
new file mode 100644
index 0000000000..2c0ff57b7c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/PojoComponentType.java
@@ -0,0 +1,121 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.reflect.Member;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.tuscany.spi.model.ComponentType;
+import org.apache.tuscany.spi.model.ComponentTypeReferenceDefinition;
+import org.apache.tuscany.spi.model.Property;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+
+/**
+ * A component type specialization for POJO implementations
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public class PojoComponentType<S extends ServiceDefinition, R extends ComponentTypeReferenceDefinition, P extends Property<?>>
+ extends ComponentType<S, R, P> {
+ private boolean allowsPassByReference;
+ private ConstructorDefinition<?> constructorDefinition;
+ private Method initMethod;
+ private Method destroyMethod;
+ private final Map<String, Resource> resources = new HashMap<String, Resource>();
+ private Member conversationIDMember;
+ private List<String> passByReferenceMethods = new ArrayList<String>();
+
+ /**
+ * Returns the constructor used to instantiate implementation instances
+ */
+ public ConstructorDefinition<?> getConstructorDefinition() {
+ return constructorDefinition;
+ }
+
+ /**
+ * Sets the constructor used to instantiate implementation instances
+ */
+ public void setConstructorDefinition(ConstructorDefinition<?> definition) {
+ this.constructorDefinition = definition;
+ }
+
+ /**
+ * Returns the component initializer method
+ */
+ public Method getInitMethod() {
+ return initMethod;
+ }
+
+ /**
+ * Sets the component initializer method
+ */
+ public void setInitMethod(Method initMethod) {
+ this.initMethod = initMethod;
+ }
+
+ /**
+ * Returns the component destructor method
+ */
+ public Method getDestroyMethod() {
+ return destroyMethod;
+ }
+
+ /**
+ * Sets the component destructor method
+ */
+ public void setDestroyMethod(Method destroyMethod) {
+ this.destroyMethod = destroyMethod;
+ }
+
+ public Map<String, Resource> getResources() {
+ return resources;
+ }
+
+ public void add(Resource resource) {
+ resources.put(resource.getName(), resource);
+ }
+
+ public boolean isAllowsPassByReference() {
+ return allowsPassByReference;
+ }
+
+ public void setAllowsPassByReference(boolean allowsPassByReference) {
+ this.allowsPassByReference = allowsPassByReference;
+ }
+
+ public Member getConversationIDMember() {
+ return this.conversationIDMember;
+ }
+
+ public void setConversationIDMember(Member conversationIDMember) {
+ this.conversationIDMember = conversationIDMember;
+ }
+
+ public List<String> getPassByReferenceMethods() {
+ return passByReferenceMethods;
+ }
+
+ public void setPassByReferenceMethods(List<String> passByReferenceMethods) {
+ this.passByReferenceMethods = passByReferenceMethods;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ProcessingException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ProcessingException.java
new file mode 100644
index 0000000000..40fd1dfd15
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/ProcessingException.java
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.reflect.Member;
+
+import org.apache.tuscany.spi.loader.LoaderException;
+
+/**
+ * Denotes a problem processing annotations on a POJO implementation
+ *
+ * @version $Rev$ $Date$
+ */
+public class ProcessingException extends LoaderException {
+ private Member member;
+
+ public ProcessingException() {
+ }
+
+ public ProcessingException(String message) {
+ super(message);
+ }
+
+ public ProcessingException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public ProcessingException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public ProcessingException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public ProcessingException(Throwable cause) {
+ super(cause);
+ }
+
+
+ public Member getMemberName() {
+ return member;
+ }
+
+ public void setMember(Member member) {
+ this.member = member;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/Resource.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/Resource.java
new file mode 100644
index 0000000000..5df4c3716d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/implementation/java/Resource.java
@@ -0,0 +1,138 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.implementation.java;
+
+import java.lang.reflect.Member;
+
+import org.apache.tuscany.spi.ObjectFactory;
+
+/**
+ * A resource dependency declared by a Java component implementation
+ *
+ * @version $Rev$ $Date$
+ */
+public class Resource {
+
+ private String name;
+ private String mappedName;
+ private boolean optional;
+ private Member member;
+ private Class<?> type;
+ private ObjectFactory<?> objectFactory;
+
+ /**
+ * The name of the resource
+ *
+ * @return the name of the resource
+ */
+ public String getName() {
+ return name;
+ }
+
+ /**
+ * Sets the name of the resource
+ *
+ * @param name the name of the resource
+ */
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ /**
+ * Returns the URI of the resource
+ *
+ * @return the URI of the resource
+ */
+ public String getMappedName() {
+ return mappedName;
+ }
+
+ /**
+ * Sets the resource URI
+ */
+ public void setMappedName(String mappedName) {
+ this.mappedName = mappedName;
+ }
+
+ /**
+ * If true, the resource is optional
+ *
+ * @return true if the resource is optional
+ */
+ public boolean isOptional() {
+ return optional;
+ }
+
+ /**
+ * Sets whether the resource is optional
+ */
+ public void setOptional(boolean optional) {
+ this.optional = optional;
+ }
+
+ /**
+ * Returns the Member that this resource is mapped to.
+ *
+ * @return the Member that this resource is mapped to
+ */
+ public Member getMember() {
+ return member;
+ }
+
+ /**
+ * Sets the Member that this resource is mapped to
+ *
+ * @param member the Member that this resource is mapped to
+ */
+ public void setMember(Member member) {
+ this.member = member;
+ }
+
+ /**
+ * Returns the resource type
+ *
+ * @return the resource type
+ */
+ public Class<?> getType() {
+ return type;
+ }
+
+ /**
+ * Sets the resource type
+ */
+ public void setType(Class<?> type) {
+ this.type = type;
+ }
+
+ /**
+ * Returns the obeject factory
+ *
+ * @return the object factory
+ */
+ public ObjectFactory<?> getObjectFactory() {
+ return objectFactory;
+ }
+
+ /**
+ * Sets the object factory
+ */
+ public void setObjectFactory(ObjectFactory<?> objectFactory) {
+ this.objectFactory = objectFactory;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/ComponentTypeLoader.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/ComponentTypeLoader.java
new file mode 100644
index 0000000000..8ad01d8197
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/ComponentTypeLoader.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.model.Implementation;
+
+/**
+ * Loader that will load the ComponentType definition for the supplied implementation. The actual mechanism used to load
+ * that definition is determined by the Client and Implementation Specification for the implementaion type. In some
+ * cases the definition may be contained in a XML file related to the implementation artifact in some well defined
+ * manner; other implementations may obtain this information from introspection of the artifact itself (for example, by
+ * examining Java annotations).
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ComponentTypeLoader<I extends Implementation> {
+ /**
+ * Load the component type definition for the supplied implementation.
+ *
+ * @param parent the parent composite
+ * @param implementation the implementation whose component type information should be loaded
+ * @param deploymentContext the current deployment context
+ * @throws LoaderException if there was a problem loading the configuration type
+ */
+ void load(CompositeComponent parent, I implementation, DeploymentContext deploymentContext)
+ throws LoaderException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/DuplicateReferenceNameException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/DuplicateReferenceNameException.java
new file mode 100644
index 0000000000..34212a164b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/DuplicateReferenceNameException.java
@@ -0,0 +1,81 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.loader;
+
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.ServiceContract;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * Denotes a duplicate reference name
+ *
+ * @version $Rev: 487877 $ $Date: 2006-12-17 02:02:16 +0530 (Sun, 17 Dec 2006) $
+ */
+public class DuplicateReferenceNameException extends LoaderException {
+ public static final String COMPOSITE = "Composite";
+ public static final String COMPONENT_TYPE = "ComponentType";
+ public static final String MESSAGE = "Duplicat reference name ";
+
+ private static final long serialVersionUID = -9127740669182714792L;
+ private String duplicateName;
+ private String container;
+ private String containerName;
+
+ public DuplicateReferenceNameException(String dupName, String container, String containerName) {
+ super(MESSAGE, (String) null);
+ this.duplicateName = dupName;
+ this.container = container;
+ this.containerName = containerName;
+ }
+
+ public String getMessage() {
+ return MESSAGE + duplicateName + " in " + containerName + " " + container;
+ }
+
+ public String getContainer() {
+ return container;
+ }
+
+
+ public void setContainer(String container) {
+ this.container = container;
+ }
+
+
+ public String getContainerName() {
+ return containerName;
+ }
+
+
+ public void setContainerName(String containerName) {
+ this.containerName = containerName;
+ }
+
+
+ public String getDuplicateName() {
+ return duplicateName;
+ }
+
+
+ public void setDuplicateName(String duplicateName) {
+ this.duplicateName = duplicateName;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/IncompatibleOverridingServiceContractException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/IncompatibleOverridingServiceContractException.java
new file mode 100644
index 0000000000..caa4ffdc81
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/IncompatibleOverridingServiceContractException.java
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.loader;
+
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.ServiceContract;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * Denotes imcompatible service contracts for a wire
+ *
+ * @version $Rev: 487877 $ $Date: 2006-12-17 02:02:16 +0530 (Sun, 17 Dec 2006) $
+ */
+public class IncompatibleOverridingServiceContractException extends LoaderException {
+ private static final long serialVersionUID = 5127478601823295587L;
+ private final ServiceContract<?> source;
+ private final ServiceContract<?> target;
+ private final Operation<?> sourceOperation;
+ private final Operation<?> targetOperation;
+
+ public IncompatibleOverridingServiceContractException(String message, ServiceContract<?> source, ServiceContract<?> target) {
+ super(message, (String) null);
+ this.source = source;
+ this.target = target;
+ this.sourceOperation = null;
+ this.targetOperation = null;
+ }
+
+
+ public IncompatibleOverridingServiceContractException(String message,
+ ServiceContract<?> source,
+ ServiceContract<?> target,
+ Operation<?> sourceOperation, Operation<?> targetOperation) {
+ super(message, (String) null);
+ this.source = source;
+ this.target = target;
+ this.sourceOperation = sourceOperation;
+ this.targetOperation = targetOperation;
+ }
+
+ public ServiceContract<?> getTarget() {
+ return target;
+ }
+
+ public ServiceContract<?> getSource() {
+ return source;
+ }
+
+ public Operation<?> getSourceOperation() {
+ return sourceOperation;
+ }
+
+ public Operation<?> getTargetOperation() {
+ return targetOperation;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidConfigurationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidConfigurationException.java
new file mode 100644
index 0000000000..1c7f3e073d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidConfigurationException.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * Denotes an invalid configuration artifact
+ *
+ * @version $Rev$ $Date$
+ */
+public class InvalidConfigurationException extends LoaderException {
+
+ public InvalidConfigurationException(String message) {
+ super(message);
+ }
+
+ public InvalidConfigurationException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidPromotedReferenceException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidPromotedReferenceException.java
new file mode 100644
index 0000000000..0a83bc2815
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidPromotedReferenceException.java
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * Used when a reference promoted by a composite is not found in any of the components defined within
+ * the composite
+ */
+public class InvalidPromotedReferenceException extends LoaderException {
+ private static final long serialVersionUID = -2056138384524620064L;
+
+ public InvalidPromotedReferenceException(String message) {
+ super(message);
+ }
+
+ public InvalidPromotedReferenceException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public InvalidPromotedReferenceException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidReferenceException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidReferenceException.java
new file mode 100644
index 0000000000..40ae50bfe5
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidReferenceException.java
@@ -0,0 +1,38 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class InvalidReferenceException extends LoaderException {
+ private static final long serialVersionUID = -4346666572527197558L;
+
+ public InvalidReferenceException(String message) {
+ super(message);
+ }
+
+ public InvalidReferenceException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public InvalidReferenceException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidServiceException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidServiceException.java
new file mode 100644
index 0000000000..1717cae0c3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidServiceException.java
@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * @version $Rev: 430937 $ $Date: 2006-08-12 06:47:56 +0530 (Sat, 12 Aug 2006) $
+ */
+public class InvalidServiceException extends LoaderException {
+
+ public InvalidServiceException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidValueException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidValueException.java
new file mode 100644
index 0000000000..b0ad8594ca
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidValueException.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * Exception that indicates the loader encountered an invalid value.
+ * The message should be set to the invalid value.
+ *
+ * @version $Rev$ $Date$
+ */
+public class InvalidValueException extends LoaderException {
+
+ public InvalidValueException(String message) {
+ super(message);
+ }
+
+ public InvalidValueException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public InvalidValueException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidWireException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidWireException.java
new file mode 100644
index 0000000000..b26c81168f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/InvalidWireException.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * @version $Rev: 430937 $ $Date: 2006-08-12 06:47:56 +0530 (Sat, 12 Aug 2006) $
+ */
+public class InvalidWireException extends LoaderException {
+
+ public InvalidWireException() {
+ }
+
+ public InvalidWireException(String message) {
+ super(message);
+ }
+
+
+ public InvalidWireException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public InvalidWireException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public InvalidWireException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/Loader.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/Loader.java
new file mode 100644
index 0000000000..e890d470a3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/Loader.java
@@ -0,0 +1,92 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+import java.net.URL;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.model.Implementation;
+import org.apache.tuscany.spi.model.ModelObject;
+
+/**
+ * System service for loading physical artifacts that represent SCDL configurations and creating the model objects that
+ * represent them.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Loader {
+ /**
+ * Parse the supplied XML stream, dispatching to the appropriate registered loader for each element encountered in
+ * the stream.
+ * <p/>
+ * This method must be called with the XML cursor positioned on a START_ELEMENT event. When this method returns, the
+ * stream will be positioned on the corresponding END_ELEMENT event.
+ *
+ * @param parent the composite in which the model object is contained
+ * @param object the model object to load configuration data into. If null, the loader dispatched to is
+ * responsible for creating a model object itself
+ * @param reader the XML stream to parse
+ * @param deploymentContext the current deployment context
+ * @return the model object obtained by parsing the current element on the stream
+ * @throws XMLStreamException if there was a problem reading the stream
+ */
+ ModelObject load(CompositeComponent parent,
+ ModelObject object,
+ XMLStreamReader reader,
+ DeploymentContext deploymentContext)
+ throws XMLStreamException, LoaderException;
+
+ /**
+ * Load a model object from a specified location.
+ *
+ * @param parent the composite in which the model object is contained
+ * @param object the model object to load configuration data into. If null, the loader dispatched to is
+ * responsible for creating a model object itself
+ * @param url the location of an XML document to be loaded
+ * @param type the type of ModelObject that is expected to be in the document
+ * @param deploymentContext the current deployment context
+ * @return the model ojbect loaded from the document
+ * @throws LoaderException if there was a problem loading the document
+ */
+ <MO extends ModelObject> MO load(CompositeComponent parent,
+ ModelObject object,
+ URL url,
+ Class<MO> type,
+ DeploymentContext deploymentContext)
+ throws LoaderException;
+
+ /**
+ * Load the component type definition for a given implementation. How the component type information is located is
+ * defined by the implementation specification. It may include loading from an XML sidefile, introspection of some
+ * artifact related to the implementation, some combination of those techniques or any other implementation-defined
+ * mechanism.
+ *
+ * @param parent the parent composite
+ * @param implementation the implementation whose component type should be loaded
+ * @param deploymentContext the current deployment context
+ * @throws LoaderException if there was a problem loading the component type definition
+ */
+ <I extends Implementation<?>> void loadComponentType(CompositeComponent parent,
+ I implementation,
+ DeploymentContext deploymentContext)
+ throws LoaderException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/LoaderException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/LoaderException.java
new file mode 100644
index 0000000000..defc6b06c9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/LoaderException.java
@@ -0,0 +1,92 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * Base class for Exceptions raised during the loading process. Loader implementations should throw a subclass of this
+ * to indicate the actual problem.
+ *
+ * @version $Rev$ $Date$
+ */
+public class LoaderException extends TuscanyException {
+ public static final int UNDEFINED = -1;
+ private static final long serialVersionUID = -7459051598906813461L;
+ private String resourceURI;
+ private int line = UNDEFINED;
+ private int column = UNDEFINED;
+
+ public LoaderException() {
+ }
+
+ public LoaderException(String message) {
+ super(message);
+ }
+
+ public LoaderException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public LoaderException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public LoaderException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public LoaderException(Throwable cause) {
+ super(cause);
+ }
+
+ /**
+ * Returns the location of the resource that was being loaded.
+ *
+ * @return the location of the resource that was being loaded
+ */
+ public String getResourceURI() {
+ return resourceURI;
+ }
+
+ /**
+ * Sets the location of the resource that was being loaded.
+ *
+ * @param resourceURI the location of the resource that was being loaded
+ */
+ public void setResourceURI(String resourceURI) {
+ this.resourceURI = resourceURI;
+ }
+
+ public int getLine() {
+ return line;
+ }
+
+ public void setLine(int line) {
+ this.line = line;
+ }
+
+ public int getColumn() {
+ return column;
+ }
+
+ public void setColumn(int column) {
+ this.column = column;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/LoaderRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/LoaderRegistry.java
new file mode 100644
index 0000000000..ea88b99b22
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/LoaderRegistry.java
@@ -0,0 +1,69 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.model.Implementation;
+import org.apache.tuscany.spi.model.ModelObject;
+
+/**
+ * Registry for XML loaders that can parse a StAX input stream and return model objects.
+ * <p/>
+ * Loaders will typically be contributed to the system by any extension that needs to handle extension specific
+ * information contained in some XML configuration file. The loader can be contributed as a system component with an
+ * autowire reference to this builderRegistry which is used during initialization to actually register. </p> This
+ * builderRegistry can also be used to parse an input stream, dispatching to the appropriate loader for each element
+ * accepted. Loaders can call back to the builderRegistry to load sub-elements that they are not able to handle
+ * directly.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface LoaderRegistry extends Loader {
+ /**
+ * Register a loader. This operation will typically be called by a loader during its initialization.
+ *
+ * @param element the element that should be delegated to the contibuted loader
+ * @param loader a loader that is being contributed to the system
+ */
+ <T extends ModelObject> void registerLoader(QName element, StAXElementLoader<T> loader);
+
+ /**
+ * Unregister a loader. This will typically be called by a loader as it is being destroyed.
+ *
+ * @param element the element that was being delegated to the contibuted loader
+ * @param loader a loader that should no longer be used
+ */
+ <T extends ModelObject> void unregisterLoader(QName element, StAXElementLoader<T> loader);
+
+ /**
+ * Regsiter a component type loader.
+ *
+ * @param key a type of implementation this loader can load component types for
+ * @param loader the loader that is being contributed to the system
+ */
+ <I extends Implementation<?>> void registerLoader(Class<I> key, ComponentTypeLoader<I> loader);
+
+ /**
+ * Unregister a component type loader form the system.
+ *
+ * @param key a type of implementation whose loader should be unregistered
+ */
+ <I extends Implementation<?>> void unregisterLoader(Class<I> key);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/LoaderUtil.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/LoaderUtil.java
new file mode 100644
index 0000000000..bf48f91a74
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/LoaderUtil.java
@@ -0,0 +1,78 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamConstants;
+
+/**
+ * Utility functions to support loader implementations.
+ *
+ * @version $Rev$ $Date$
+ */
+public final class LoaderUtil {
+ private LoaderUtil() {
+ }
+
+ /**
+ * Advance the stream to the next END_ELEMENT event skipping any nested content.
+ *
+ * @param reader the reader to advance
+ * @throws XMLStreamException if there was a problem reading the stream
+ */
+ public static void skipToEndElement(XMLStreamReader reader) throws XMLStreamException {
+ int depth = 0;
+ while (true) {
+ int event = reader.next();
+ if (event == XMLStreamConstants.START_ELEMENT) {
+ depth++;
+ } else if (event == XMLStreamConstants.END_ELEMENT) {
+ if (depth == 0) {
+ return;
+ }
+ depth--;
+ }
+ }
+ }
+
+ /**
+ * Load the class using the supplied ClassLoader.
+ * The class will be defined so any initializers present will be fired.
+ * As the class is being loaded, the Thread context ClassLoader will be
+ * set to the supplied classloader.
+ *
+ * @param name the name of the class to load
+ * @param cl the classloader to use to load it
+ * @return the class
+ * @throws MissingResourceException if the class could not be found
+ */
+ public static Class<?> loadClass(String name, ClassLoader cl) throws MissingResourceException {
+ final Thread thread = Thread.currentThread();
+ final ClassLoader oldCL = thread.getContextClassLoader();
+ try {
+ thread.setContextClassLoader(cl);
+ return Class.forName(name, true, cl);
+ } catch (ClassNotFoundException e) {
+ throw new MissingResourceException(name, e);
+ } finally {
+ thread.setContextClassLoader(oldCL);
+ }
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingImplementationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingImplementationException.java
new file mode 100644
index 0000000000..89a44083cc
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingImplementationException.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * Exception that indicates that an implementation was not provided.
+ *
+ * @version $Rev$ $Date$
+ */
+public class MissingImplementationException extends LoaderException {
+ private static final long serialVersionUID = -2917278473974880124L;
+
+ /**
+ * Default constructor.
+ */
+ public MissingImplementationException() {
+ super();
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingIncludeException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingIncludeException.java
new file mode 100644
index 0000000000..10e40f9288
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingIncludeException.java
@@ -0,0 +1,32 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * Exception that indicates that an include was not provided.
+ *
+ * @version $Rev$ $Date$
+ */
+public class MissingIncludeException extends LoaderException {
+ private static final long serialVersionUID = -2917278473974880124L;
+
+ public MissingIncludeException(String message, String identifier) {
+ super(message, identifier);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingMustOverridePropertyException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingMustOverridePropertyException.java
new file mode 100644
index 0000000000..78856784e5
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingMustOverridePropertyException.java
@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class MissingMustOverridePropertyException extends LoaderException {
+
+ public MissingMustOverridePropertyException(String name) {
+ super(name);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingPropertyValueException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingPropertyValueException.java
new file mode 100644
index 0000000000..c84169148d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingPropertyValueException.java
@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * @version $Rev: 486986 $ $Date: 2006-12-14 11:48:28 +0530 (Thu, 14 Dec 2006) $
+ */
+public class MissingPropertyValueException extends LoaderException {
+
+ public MissingPropertyValueException(String name) {
+ super(name);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingReferenceException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingReferenceException.java
new file mode 100644
index 0000000000..7bc206de34
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingReferenceException.java
@@ -0,0 +1,32 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * Indicates a required reference was not configured
+ *
+ * @version $Rev$ $Date$
+ */
+public class MissingReferenceException extends LoaderException {
+
+ public MissingReferenceException(String message) {
+ super(message);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingResourceException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingResourceException.java
new file mode 100644
index 0000000000..3b6a21aa74
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingResourceException.java
@@ -0,0 +1,67 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * Exception that indicates an expected resource could not be found. The message should be set to the name of the
+ * resource.
+ *
+ * @version $Rev$ $Date$
+ */
+public class MissingResourceException extends LoaderException {
+ private static final long serialVersionUID = 3775013318397916445L;
+
+ /**
+ * Constructor that indicates which resource could not be found. The supplied parameter is also returned as the
+ * message.
+ *
+ * @param resource the resource that could not be found
+ */
+ public MissingResourceException(String resource) {
+ super("Missing resource", resource);
+ }
+
+ public MissingResourceException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ /**
+ * Constructor that indicates which resource could not be found. The supplied parameter is also returned as the
+ * message.
+ *
+ * @param resource the resource that could not be found
+ * @param cause the error thrown resolving the resource
+ */
+ public MissingResourceException(String resource, Throwable cause) {
+ super("Missing resource", resource, cause);
+ }
+
+
+ /**
+ * Constructor that indicates which resource could not be found. The supplied parameter is also returned as the
+ * message.
+ *
+ * @param message the message set on the exception
+ * @param identifier the resource that could not be found
+ * @param cause the error thrown resolving the resource
+ */
+ public MissingResourceException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingSideFileException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingSideFileException.java
new file mode 100644
index 0000000000..67bcc6d7a0
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/MissingSideFileException.java
@@ -0,0 +1,31 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class MissingSideFileException extends LoaderException {
+
+ public MissingSideFileException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/NotOverridablePropertyException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/NotOverridablePropertyException.java
new file mode 100644
index 0000000000..4672f22a6a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/NotOverridablePropertyException.java
@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class NotOverridablePropertyException extends LoaderException {
+ private static final long serialVersionUID = 1483304023970967982L;
+
+ public NotOverridablePropertyException(String name) {
+ super(name);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/PropertyObjectFactory.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/PropertyObjectFactory.java
new file mode 100644
index 0000000000..3fbeb6064f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/PropertyObjectFactory.java
@@ -0,0 +1,49 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+import java.util.List;
+
+import org.apache.tuscany.spi.ObjectFactory;
+import org.apache.tuscany.spi.model.Property;
+import org.apache.tuscany.spi.model.PropertyValue;
+
+/**
+ * A factory that will create an ObjectFactory for a property
+ *
+ * @version $Rev$ $Date$
+ */
+public interface PropertyObjectFactory {
+ /**
+ * Return an ObjectFactory for instances of a property defined in an XML. The ObjectFactory must return instances
+ * that can safely be supplied to component implementations. If the instance is mutable and isolation between
+ * components is required, then the factory must clone or otherwise protect the implementation from unexpected
+ * modifications by other implementation instances.
+ *
+ * @param property the Property definition that the resulting ObjectFactory must be able to assign to
+ * @param propertyValue The component configuration of the property
+ * @return an ObjectFactory that can produce instances that can be assigned to the supplied Property
+ * @throws LoaderException if there is a problem creating the ObjectFactory
+ */
+ <T> ObjectFactory<T> createObjectFactory(Property<T> property, PropertyValue<T> propertyValue)
+ throws LoaderException;
+
+ <T> ObjectFactory<List<T>> createListObjectFactory(Property<T> property, PropertyValue<T> propertyValue)
+ throws LoaderException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/ReferenceMultiplicityOverridingException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/ReferenceMultiplicityOverridingException.java
new file mode 100644
index 0000000000..37a4b594c4
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/ReferenceMultiplicityOverridingException.java
@@ -0,0 +1,78 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.loader;
+
+import org.apache.tuscany.spi.model.Multiplicity;
+
+/**
+ * Denote the violation in overriding of multiplicity declaration for a reference either when a
+ * Component is overriding what is original in the underlying ComponentType or when a Composite is
+ * overriding while promoting a Component reference definition.
+ *
+ * @version $Rev $Date
+ */
+public class ReferenceMultiplicityOverridingException extends LoaderException {
+ private static final long serialVersionUID = -5827228144446207988L;
+ private final Multiplicity originalMultiplicity;
+ private final Multiplicity overridenMultiplicity;
+
+ /**
+ * @param message
+ * @param identifier
+ * @param multiplicity
+ * @param numberOfTargets
+ */
+ public ReferenceMultiplicityOverridingException(String message,
+ String identifier,
+ Multiplicity original,
+ Multiplicity overriden) {
+ super(message, identifier);
+ this.originalMultiplicity = original;
+ this.overridenMultiplicity = overriden;
+ }
+
+ /**
+ * @param identifier
+ * @param multiplicity
+ * @param numberOfTargets
+ */
+ public ReferenceMultiplicityOverridingException(String identifier, Multiplicity original, Multiplicity overriden) {
+ this("Multiplicity Overriding is violated", identifier, original, overriden);
+ }
+
+
+ /**
+ * Get the original multiplicity for the reference definition
+ *
+ * @return multiplicity of the reference definition
+ */
+ public Multiplicity getoriginalMultiplicity() {
+ return originalMultiplicity;
+ }
+
+ /**
+ * Get the overriden multiplicity for the reference definition
+ *
+ * @return multiplicity of the reference definition
+ */
+ public Multiplicity getOverridenMultiplicity() {
+ return overridenMultiplicity;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/ReferenceMultiplicityViolationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/ReferenceMultiplicityViolationException.java
new file mode 100644
index 0000000000..ce9acb8750
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/ReferenceMultiplicityViolationException.java
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.loader;
+
+import org.apache.tuscany.spi.model.Multiplicity;
+
+/**
+ * Denote the violation of multiplicity declaration for a reference
+ *
+ * @version $Rev $Date
+ */
+public class ReferenceMultiplicityViolationException extends LoaderException {
+ private static final long serialVersionUID = -4049116356211578827L;
+
+ private final Multiplicity multiplicity;
+ private final int numberOfTargets;
+
+ /**
+ * @param message
+ * @param identifier
+ * @param multiplicity
+ * @param numberOfTargets
+ */
+ public ReferenceMultiplicityViolationException(String message,
+ String identifier,
+ Multiplicity multiplicity,
+ int numberOfTargets) {
+ super(message, identifier);
+ this.multiplicity = multiplicity;
+ this.numberOfTargets = numberOfTargets;
+ }
+
+ /**
+ * @param identifier
+ * @param multiplicity
+ * @param numberOfTargets
+ */
+ public ReferenceMultiplicityViolationException(String identifier, Multiplicity multiplicity, int numberOfTargets) {
+ this("Multiplicity is violated", identifier, multiplicity, numberOfTargets);
+ }
+
+ /**
+ * Get the multiplicity for the reference definition
+ *
+ * @return multiplicity of the reference definition
+ */
+ public Multiplicity getMultiplicity() {
+ return multiplicity;
+ }
+
+ /**
+ * Get the number of targets defined for this reference
+ * @return number of targets for this reference
+ */
+ public int getNumberOfTargets() {
+ return numberOfTargets;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/StAXElementLoader.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/StAXElementLoader.java
new file mode 100644
index 0000000000..401e34cb71
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/StAXElementLoader.java
@@ -0,0 +1,48 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.model.ModelObject;
+
+/**
+ * A loader that creates a model object from a StAX input stream.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface StAXElementLoader<T extends ModelObject> {
+ /**
+ * Create the model object for an element in an XML stream. When this method returns the stream will be positioned
+ * on the corresponding END_ELEMENT.
+ *
+ * @param parent the composite the model object being loaded is contained within
+ * @param object the model object to load configuration data into. An implementation may choose to return
+ * a different model object than the one passed in, in which case it is responsible for
+ * copying data. If null, the loader is responsible for creating a model object itself
+ * @param reader the XML stream reader positioned on the applicable START_ELEMENT
+ * @param deploymentContext the context for the load operation
+ * @return the model object for that element
+ */
+ T load(CompositeComponent parent, ModelObject object, XMLStreamReader reader, DeploymentContext deploymentContext)
+ throws XMLStreamException, LoaderException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UndefinedPropertyException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UndefinedPropertyException.java
new file mode 100644
index 0000000000..bf3aa205d2
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UndefinedPropertyException.java
@@ -0,0 +1,28 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class UndefinedPropertyException extends LoaderException {
+ public UndefinedPropertyException(String name) {
+ super("Property not found on implementation", name);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UndefinedReferenceException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UndefinedReferenceException.java
new file mode 100644
index 0000000000..f9aa8812ac
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UndefinedReferenceException.java
@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class UndefinedReferenceException extends LoaderException {
+ private static final long serialVersionUID = -2897448857974015706L;
+
+ public UndefinedReferenceException(String name) {
+ super("Reference not found on implementation", name);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UnrecognizedComponentTypeException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UnrecognizedComponentTypeException.java
new file mode 100644
index 0000000000..750762d839
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UnrecognizedComponentTypeException.java
@@ -0,0 +1,42 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+/**
+ * Exception that indicates an component type was encountered that could not be handled.
+ *
+ * @version $Rev$ $Date$
+ */
+public class UnrecognizedComponentTypeException extends LoaderException {
+ private final Class<?> type;
+
+ /**
+ * Constructor that indicates which component type loader could not be found.
+ *
+ * @param type the component type type that could not be handled
+ */
+ public UnrecognizedComponentTypeException(Class<?> type) {
+ super("Unrecognized element", type.getName());
+ this.type = type;
+ }
+
+ public Class<?> getType() {
+ return type;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UnrecognizedElementException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UnrecognizedElementException.java
new file mode 100644
index 0000000000..7991105da8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/loader/UnrecognizedElementException.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.loader;
+
+import javax.xml.namespace.QName;
+
+/**
+ * Exception that indicates an element was encountered that could not be handled.
+ *
+ * @version $Rev$ $Date$
+ */
+public class UnrecognizedElementException extends LoaderException {
+ private static final long serialVersionUID = 2549543622209829032L;
+ private final QName element;
+
+ /**
+ * Constructor that indicates which resource could not be found. The supplied parameter is also returned as the
+ * message.
+ *
+ * @param element the element that could not be handled
+ */
+ public UnrecognizedElementException(QName element) {
+ super("Unrecognized element", element.toString());
+ this.element = element;
+ }
+
+ public QName getElement() {
+ return element;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/marshaller/MarshalException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/marshaller/MarshalException.java
new file mode 100644
index 0000000000..5693ee08e1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/marshaller/MarshalException.java
@@ -0,0 +1,48 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.marshaller;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * Super class for all marshalling/unmarshalling exceptions.
+ *
+ * @version $Rev$ $Date$
+ *
+ */
+@SuppressWarnings("serial")
+public class MarshalException extends TuscanyException {
+
+ /**
+ * Initializes the exception message.
+ * @param message Message for the exception.
+ */
+ public MarshalException(String message) {
+ super(message);
+ }
+
+ /**
+ * Initializes the root cause.
+ * @param cause Root cause for the exception.
+ */
+ public MarshalException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/marshaller/ModelMarshaller.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/marshaller/ModelMarshaller.java
new file mode 100644
index 0000000000..da1ec90c8b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/marshaller/ModelMarshaller.java
@@ -0,0 +1,54 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.marshaller;
+
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.apache.tuscany.spi.model.ModelObject;
+
+/**
+ * Interface for marshalling/unmarshalling internal model objects.
+ *
+ * @version $Rev$ $Date$
+ *
+ */
+public interface ModelMarshaller<MD extends ModelObject> {
+
+ /**
+ * Marshalls the model object to the specified stream writer.
+ *
+ * @param modelObject Model object to be serialized.
+ * @param writer Stream writer to which the infoset is serialized.
+ * @throws MarshalException In case of any marshalling error.
+ */
+ void marshall(MD modelObject, XMLStreamWriter writer) throws MarshalException;
+
+ /**
+ * Unmarshalls an XML stream to a model object.
+ *
+ * @param reader XML stream from where the marshalled XML is read.
+ * @param upconvert Whether to upconvert the object is the current runtime
+ * supports a higher version of the model object.
+ * @return Hydrated model object.
+ * @throws MarshalException In case of any unmarshalling error.
+ */
+ MD unmarshall(XMLStreamReader reader, boolean upconvert) throws MarshalException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/AbstractReferenceDefinition.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/AbstractReferenceDefinition.java
new file mode 100644
index 0000000000..3e38abf103
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/AbstractReferenceDefinition.java
@@ -0,0 +1,137 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import javax.xml.namespace.QName;
+
+/**
+ * Represents a component reference
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class AbstractReferenceDefinition extends ModelObject {
+ private String name;
+ private ServiceContract serviceContract;
+ private Multiplicity multiplicity;
+ private boolean autowire;
+ private List<BindingDefinition> bindings;
+ private List<URI> targets = new ArrayList<URI>();
+ private boolean wiredByImpl;
+ private List requiredIntents = new ArrayList<QName>();
+ private List policySets = new ArrayList<QName>();
+
+ public AbstractReferenceDefinition() {
+ autowire = false;
+ multiplicity = Multiplicity.ONE_ONE;
+ bindings = new ArrayList<BindingDefinition>();
+ }
+
+ public AbstractReferenceDefinition(String name, ServiceContract serviceContract) {
+ this.name = name;
+ this.serviceContract = serviceContract;
+ bindings = new ArrayList<BindingDefinition>();
+ autowire = false;
+ multiplicity = Multiplicity.ONE_ONE;
+ }
+
+ public AbstractReferenceDefinition(String name, ServiceContract serviceContract, Multiplicity multiplicity) {
+ this.name = name;
+ this.serviceContract = serviceContract;
+ this.multiplicity = multiplicity;
+ bindings = new ArrayList<BindingDefinition>();
+ autowire = false;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public ServiceContract<?> getServiceContract() {
+ return serviceContract;
+ }
+
+ public void setServiceContract(ServiceContract serviceContract) {
+ this.serviceContract = serviceContract;
+ }
+
+ public Multiplicity getMultiplicity() {
+ return multiplicity;
+ }
+
+ public void setMultiplicity(Multiplicity multiplicity) {
+ this.multiplicity = multiplicity;
+ }
+
+ public boolean isAutowire() {
+ return autowire;
+ }
+
+ public void setAutowire(boolean autowire) {
+ this.autowire = autowire;
+ }
+
+ public List<BindingDefinition> getBindings() {
+ return Collections.unmodifiableList(bindings);
+ }
+
+ public void addBinding(BindingDefinition binding) {
+ this.bindings.add(binding);
+ }
+
+ public List<URI> getTargets() {
+ return Collections.unmodifiableList(targets);
+ }
+
+ public void addTarget(URI targetURI) {
+ this.targets.add(targetURI);
+ }
+
+ public boolean isWiredByImpl() {
+ return wiredByImpl;
+ }
+
+ public void setWiredByImpl(boolean wiredByImpl) {
+ this.wiredByImpl = wiredByImpl;
+ }
+
+ public List getPolicySets() {
+ return policySets;
+ }
+
+ public void setPolicySets(List policySets) {
+ this.policySets = policySets;
+ }
+
+ public List getRequiredIntents() {
+ return requiredIntents;
+ }
+
+ public void setRequiredIntents(List requiredIntents) {
+ this.requiredIntents = requiredIntents;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/AtomicImplementation.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/AtomicImplementation.java
new file mode 100644
index 0000000000..8e12e970ae
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/AtomicImplementation.java
@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+/**
+ * The base representation of an atomic component implementation
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class AtomicImplementation<T extends ComponentType> extends Implementation<T> {
+ protected AtomicImplementation() {
+ }
+
+ protected AtomicImplementation(T componentType) {
+ super(componentType);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/BindingDefinition.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/BindingDefinition.java
new file mode 100644
index 0000000000..85af2a7985
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/BindingDefinition.java
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+
+/**
+ * The base representation of a binding specified in an assembly
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class BindingDefinition extends ModelObject implements Cloneable {
+ private URI targetUri;
+
+ protected BindingDefinition() {
+ }
+
+ public BindingDefinition(URI targetUri) {
+ this.targetUri = targetUri;
+ }
+
+ public URI getTargetUri() {
+ return targetUri;
+ }
+
+ public void setTargetUri(URI targetUri) {
+ this.targetUri = targetUri;
+ }
+
+ abstract public Object clone();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentDefinition.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentDefinition.java
new file mode 100644
index 0000000000..f9ef20add9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentDefinition.java
@@ -0,0 +1,152 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Represents a component.
+ * <p>A component is a configured instance of an implementation. The services provided and consumed
+ * and the available configuration properties are defined by the implementation (represented by
+ * its componentType).</p>
+ * <p>Every component has a name which uniquely identifies it within the scope of the composite
+ * that contains it; the name must be different from the names of all other components, services and references
+ * immediately contained in the composite (directly or through an &lt;include&gt; element).</p>
+ * <p>A component may define a {@link PropertyValue} that overrides the default value of a {@link Property}
+ * defined in the componentType.</p>
+ * <p>It may also define a {@link ReferenceTarget} for a {@link AbstractReferenceDefinition} defined in the componentType.
+ * The ReferenceTarget must resolve to another component or a reference in the enclosing composite.</p>
+ * <p>Components may specify an initialization level that will determine the order in which it will be eagerly
+ * initialized relative to other components from the enclosing composite that are in the same scope. This can be
+ * used to define a startup sequence for components that are otherwise independent. Any initialization required
+ * to resolve references between components will override this initialization order.</p>
+ *
+ * @version $Rev$ $Date$
+ */
+public class ComponentDefinition<I extends Implementation<?>> extends ModelObject {
+ private String name;
+ private Integer initLevel;
+ private final I implementation;
+ private final Map<String, ComponentReferenceDefinition> references = new HashMap<String, ComponentReferenceDefinition>();
+ private final Map<String, PropertyValue<?>> propertyValues = new HashMap<String, PropertyValue<?>>();
+ private boolean autowire;
+
+ /**
+ * Constructor specifying the component's name and implementation.
+ *
+ * @param name the name of this component
+ * @param implementation the implementation of this component
+ */
+ public ComponentDefinition(String name, I implementation) {
+ this.name = name;
+ this.implementation = implementation;
+ }
+
+ /**
+ * Constructor specifying the implementation of this component.
+ *
+ * @param implementation the implementation of this component
+ */
+ public ComponentDefinition(I implementation) {
+ this.implementation = implementation;
+ }
+
+ /**
+ * Returns the {@link Implementation} of this component.
+ *
+ * @return the implementation of this component
+ */
+ public I getImplementation() {
+ return implementation;
+ }
+
+ /**
+ * Returns the name of this component.
+ *
+ * @return the name of this component
+ */
+ public String getName() {
+ return name;
+ }
+
+ /**
+ * Sets the name of this component.
+ *
+ * @param name the name of this component
+ */
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ /**
+ * Returns the initialization level of this component.
+ *
+ * @return the initialization level of this component
+ */
+ public Integer getInitLevel() {
+ return initLevel;
+ }
+
+ /**
+ * Sets the initialization level of this component.
+ * If set to null then the level from the componentType is used.
+ * If set to zero or a negative value then the component will not be eagerly initialized.
+ *
+ * @param initLevel the initialization level of this component
+ */
+ public void setInitLevel(Integer initLevel) {
+ this.initLevel = initLevel;
+ }
+
+ /**
+ * Returns a live Map of {@link PropertyValue property values} configured by this component definition.
+ *
+ * @return the property values configured by this component
+ */
+ public Map<String, PropertyValue<?>> getPropertyValues() {
+ return propertyValues;
+ }
+
+ /**
+ * Add a property value configuration to this component.
+ * Any existing configuration for the property names in the property value is replaced.
+ *
+ * @param value the property value to add
+ */
+ public void add(PropertyValue<?> value) {
+ propertyValues.put(value.getName(), value);
+ }
+
+ public boolean isAutowire() {
+ return autowire;
+ }
+
+ public void setAutowire(boolean autowire) {
+ this.autowire = autowire;
+ }
+
+ public Map<String, ComponentReferenceDefinition> getReferences() {
+ return references;
+ }
+
+ public void add(ComponentReferenceDefinition ref) {
+ references.put(ref.getName(), ref);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentReferenceDefinition.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentReferenceDefinition.java
new file mode 100644
index 0000000000..0f8e162c62
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentReferenceDefinition.java
@@ -0,0 +1,95 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+import java.util.List;
+
+/**
+ * Represents reference defintion that is part of a Component definition
+ *
+ */
+public class ComponentReferenceDefinition extends AbstractReferenceDefinition {
+ private ComponentTypeReferenceDefinition associatedCompTypeRefDefn;
+
+ public ComponentReferenceDefinition(ComponentTypeReferenceDefinition ctRefDefn) {
+ super();
+ setMultiplicity(null);
+ this.associatedCompTypeRefDefn = ctRefDefn;
+ }
+
+ public ComponentReferenceDefinition(String name, ServiceContract serviceContract, ComponentTypeReferenceDefinition ctRefDefn) {
+ super(name, serviceContract, null);
+ this.associatedCompTypeRefDefn = ctRefDefn;
+ }
+
+ public ComponentReferenceDefinition(String name, ServiceContract serviceContract, Multiplicity multiplicity, ComponentTypeReferenceDefinition ctRefDefn) {
+ super(name, serviceContract, multiplicity);
+ this.associatedCompTypeRefDefn = ctRefDefn;
+ }
+
+ @Override
+ public String getName() {
+ return associatedCompTypeRefDefn.getName();
+ }
+
+ public ComponentTypeReferenceDefinition getAssociatedCompTypeRefDefn() {
+ return associatedCompTypeRefDefn;
+ }
+
+ public void setAssociatedCompTypeRefDefn(ComponentTypeReferenceDefinition associatedCompTypeRefDefn) {
+ this.associatedCompTypeRefDefn = associatedCompTypeRefDefn;
+ }
+
+ @Override
+ public Multiplicity getMultiplicity() {
+ if (super.getMultiplicity() != null) {
+ return super.getMultiplicity();
+ } else {
+ return associatedCompTypeRefDefn.getMultiplicity();
+ }
+ }
+
+ @Override
+ public List<URI> getTargets() {
+ if (super.getTargets() == null || super.getTargets().isEmpty()) {
+ return associatedCompTypeRefDefn.getTargets();
+ } else {
+ return super.getTargets();
+ }
+ }
+
+ @Override
+ public ServiceContract<?> getServiceContract() {
+ if (super.getServiceContract() == null) {
+ return associatedCompTypeRefDefn.getServiceContract();
+ } else {
+ return super.getServiceContract();
+ }
+ }
+
+ @Override
+ public List<BindingDefinition> getBindings() {
+ if (super.getBindings() == null || super.getBindings().size() == 0) {
+ return associatedCompTypeRefDefn.getBindings();
+ } else {
+ return super.getBindings();
+ }
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentType.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentType.java
new file mode 100644
index 0000000000..af3fcc6f48
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentType.java
@@ -0,0 +1,188 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * <p>The definition of the configurable aspects of an implementation in terms of the services it exposes, the services
+ * it references, and properties that can be used to configure it.</p> <p>A service represents an addressable interface
+ * provided by the implementation. Such a service may be the target of a wire from another component.</p> <p>A reference
+ * represents a requirement that an implementation has on a service provided by another component or by a resource
+ * outside the SCA system. Such a reference may be the source of a wire to another component.</p> <p>A property allows
+ * the behaviour of the implementation to be configured through externally set values.</p> <p>A component type may also
+ * declare that it wishes to be initialized upon activation of the scope that contains it and may specify an order
+ * relative to other eagerly initializing components. For example, an implementation that pre-loads some form of cache
+ * could declare that it should be eagerly initialized at the start of the scope so that the cache load occured on
+ * startup rather than first use.</p>
+ *
+ * @version $Rev$ $Date$
+ */
+public class ComponentType<S extends ServiceDefinition, R extends ComponentTypeReferenceDefinition, P extends Property<?>>
+ extends ModelObject {
+ protected Scope implementationScope = Scope.UNDEFINED;
+ private int initLevel;
+ private long maxAge = -1;
+ private long maxIdleTime = -1;
+ private final Map<String, S> services = new HashMap<String, S>();
+ private final Map<String, R> references = new HashMap<String, R>();
+ private final Map<String, P> properties = new HashMap<String, P>();
+
+ /**
+ * Returns the component implementation scope
+ */
+ public Scope getImplementationScope() {
+ return implementationScope;
+ }
+
+ /**
+ * Sets the component implementation scope
+ */
+ public void setImplementationScope(Scope implementationScope) {
+ this.implementationScope = implementationScope;
+ }
+
+ /**
+ * Returns the default initialization level for components of this type. A value greater than zero indicates that
+ * components should be eagerly initialized.
+ *
+ * @return the default initialization level
+ */
+ public int getInitLevel() {
+ return initLevel;
+ }
+
+ /**
+ * Sets the default initialization level for components of this type. A value greater than zero indicates that
+ * components should be eagerly initialized.
+ *
+ * @param initLevel default initialization level for components of this type
+ */
+ public void setInitLevel(int initLevel) {
+ this.initLevel = initLevel;
+ }
+
+ /**
+ * Returns true if this component should be eagerly initialized.
+ *
+ * @return true if this component should be eagerly initialized
+ */
+ public boolean isEagerInit() {
+ return initLevel > 0;
+ }
+
+ /**
+ * Returns the idle time allowed between operations in milliseconds if the implementation is conversational
+ *
+ * @return the idle time allowed between operations in milliseconds if the implementation is conversational
+ */
+ public long getMaxIdleTime() {
+ return maxIdleTime;
+ }
+
+ /**
+ * Sets the idle time allowed between operations in milliseconds if the implementation is conversational
+ */
+ public void setMaxIdleTime(long maxIdleTime) {
+ this.maxIdleTime = maxIdleTime;
+ }
+
+ /**
+ * Returns the maximum age a conversation may remain active in milliseconds if the implementation is conversational
+ *
+ * @return the maximum age a conversation may remain active in milliseconds if the implementation is conversational
+ */
+ public long getMaxAge() {
+ return maxAge;
+ }
+
+ /**
+ * Sets the maximum age a conversation may remain active in milliseconds if the implementation is conversational
+ */
+ public void setMaxAge(long maxAge) {
+ this.maxAge = maxAge;
+ }
+
+ /**
+ * Returns a live Map of the services provided by the implementation.
+ *
+ * @return a live Map of the services provided by the implementation
+ */
+ public Map<String, S> getServices() {
+ return services;
+ }
+
+ /**
+ * Add a service to those provided by the implementation. Any existing service with the same name is replaced.
+ *
+ * @param service a service provided by the implementation
+ */
+ public void add(S service) {
+ services.put(service.getName(), service);
+ }
+
+ /**
+ * Returns a live Map of references to services consumed by the implementation.
+ *
+ * @return a live Map of references to services consumed by the implementation
+ */
+ public Map<String, R> getReferences() {
+ return references;
+ }
+
+ /**
+ * Add a reference to a service consumed by the implementation. Any existing reference with the same name is
+ * replaced.
+ *
+ * @param reference a reference to a service consumed by the implementation
+ */
+ public void add(R reference) {
+ references.put(reference.getName(), reference);
+ }
+
+ /**
+ * Returns a live Map of properties that can be used to configure the implementation.
+ *
+ * @return a live Map of properties that can be used to configure the implementation
+ */
+ public Map<String, P> getProperties() {
+ return properties;
+ }
+
+ /**
+ * Add a property that can be used to configure the implementation. Any existing property with the same name is
+ * replaced.
+ *
+ * @param property a property that can be used to configure the implementation
+ */
+ public void add(P property) {
+ properties.put(property.getName(), property);
+ }
+
+ /**
+ * Get a specific property that can be used to configure the implementation.
+ *
+ * @param name the name of the property
+ * @return the property that can be used to configure the implementation or null if no such property exists
+ */
+ public Property getProperty(String name) {
+ return properties.get(name);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentTypeReferenceDefinition.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentTypeReferenceDefinition.java
new file mode 100644
index 0000000000..688d09b7df
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ComponentTypeReferenceDefinition.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+
+
+/**
+ * Represents reference defintion that is part of a ComponentType definition
+ *
+ */
+public class ComponentTypeReferenceDefinition extends AbstractReferenceDefinition {
+ public ComponentTypeReferenceDefinition() {
+ super();
+ }
+
+ public ComponentTypeReferenceDefinition(String name, ServiceContract serviceContract) {
+ super(name, serviceContract);
+ }
+
+ public ComponentTypeReferenceDefinition(String name, ServiceContract serviceContract, Multiplicity multiplicity) {
+ super(name, serviceContract, multiplicity);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/CompositeComponentType.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/CompositeComponentType.java
new file mode 100644
index 0000000000..d9355d89c4
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/CompositeComponentType.java
@@ -0,0 +1,197 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * A specialization of component type for composite components.
+ *
+ * @version $Rev$ $Date$
+ */
+public class CompositeComponentType<S extends ServiceDefinition,
+ R extends CompositeReferenceDefinition,
+ P extends Property<?>> extends ComponentType<S, R, P> {
+
+ private String name;
+ private final Map<String, ComponentDefinition<? extends Implementation<?>>> components =
+ new HashMap<String, ComponentDefinition<? extends Implementation<?>>>();
+ private final Map<String, Include> includes = new HashMap<String, Include>();
+ private final List<WireDefinition> wires = new ArrayList<WireDefinition>();
+ private boolean autowire;
+
+ public CompositeComponentType() {
+ implementationScope = Scope.SYSTEM;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ @Override
+ @SuppressWarnings("unchecked")
+ /**
+ * Get all properties including the ones are from included composites
+ * @return
+ */
+ public Map<String, P> getProperties() {
+ Map<String, P> view = new HashMap<String, P>(super.getProperties());
+ for (Include i : includes.values()) {
+ view.putAll(i.getIncluded().getProperties());
+ }
+ return Collections.unmodifiableMap(view);
+ }
+
+ @Override
+ @SuppressWarnings("unchecked")
+ /**
+ * Get all references including the ones are from included composites
+ * @return
+ */
+ public Map<String, R> getReferences() {
+ Map<String, R> view = new HashMap<String, R>(super.getReferences());
+ for (Include i : includes.values()) {
+ view.putAll(i.getIncluded().getReferences());
+ }
+ return Collections.unmodifiableMap(view);
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ /**
+ * Get all services including the ones are from included composites
+ * @return
+ */
+ public Map<String, S> getServices() {
+ Map<String, S> view = new HashMap<String, S>(super.getServices());
+ for (Include i : includes.values()) {
+ view.putAll(i.getIncluded().getServices());
+ }
+ return Collections.unmodifiableMap(view);
+ }
+
+ /**
+ * Get all components including the ones are from included composites
+ */
+ @SuppressWarnings("unchecked")
+ public Map<String, ComponentDefinition<? extends Implementation<?>>> getComponents() {
+ Map<String, ComponentDefinition<? extends Implementation<?>>> view =
+ new HashMap<String, ComponentDefinition<? extends Implementation<?>>>(components);
+ for (Include i : includes.values()) {
+ view.putAll(i.getIncluded().getComponents());
+ }
+ return Collections.unmodifiableMap(view);
+ }
+
+
+ /**
+ * Get all wires including the ones are from included composites
+ */
+ @SuppressWarnings("unchecked")
+ public List<WireDefinition> getWires() {
+ List<WireDefinition> view =
+ new ArrayList<WireDefinition>(wires);
+ for (Include i : includes.values()) {
+ view.addAll(i.getIncluded().getWires());
+ }
+ return Collections.unmodifiableList(view);
+ }
+
+ /**
+ * Get declared properties in this composite type, included doesn't count
+ */
+ public Map<String, P> getDeclaredProperties() {
+ return super.getProperties();
+ }
+
+ /**
+ * Get declared references in this composite type, included doesn't count
+ */
+ public Map<String, R> getDeclaredReferences() {
+ return super.getReferences();
+ }
+
+ /**
+ * Get declared services in this composite type, included doesn't count
+ */
+ public Map<String, S> getDeclaredServices() {
+ return super.getServices();
+ }
+
+ /**
+ * Get declared components in this composite type, included doesn't count
+ */
+ public Map<String, ComponentDefinition<? extends Implementation<?>>> getDeclaredComponents() {
+ return components;
+ }
+
+ /**
+ * Get declared wires in this composite type, included doesn't count
+ */
+ public List<WireDefinition> getDeclaredWires() {
+ return wires;
+ }
+
+ public void add(WireDefinition wireDefn) {
+ wires.add(wireDefn);
+ }
+
+
+ public void add(ComponentDefinition<? extends Implementation<?>> componentDefinition) {
+ components.put(componentDefinition.getName(), componentDefinition);
+ }
+
+ public Map<String, Include> getIncludes() {
+ return includes;
+ }
+
+ public void add(Include include) {
+ includes.put(include.getName(), include);
+ }
+
+ public Map<Object, Object> getDeclaredExtensions() {
+ return super.getExtensions();
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public Map<Object, Object> getExtensions() {
+ Map<Object, Object> view = new HashMap<Object, Object>(super.getExtensions());
+ for (Include i : includes.values()) {
+ view.putAll(i.getIncluded().getExtensions());
+ }
+ return Collections.unmodifiableMap(view);
+ }
+
+ public boolean isAutowire() {
+ return autowire;
+ }
+
+ public void setAutowire(boolean autowire) {
+ this.autowire = autowire;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/CompositeImplementation.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/CompositeImplementation.java
new file mode 100644
index 0000000000..6948c52286
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/CompositeImplementation.java
@@ -0,0 +1,56 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.net.URL;
+
+/**
+ * A specialization of an implementation associated with composite components
+ *
+ * @version $Rev$ $Date$
+ */
+public class CompositeImplementation extends Implementation<CompositeComponentType> {
+ private String name;
+ private URL scdlLocation;
+ private ClassLoader classLoader;
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public URL getScdlLocation() {
+ return scdlLocation;
+ }
+
+ public void setScdlLocation(URL scdlLocation) {
+ this.scdlLocation = scdlLocation;
+ }
+
+ public ClassLoader getClassLoader() {
+ return classLoader;
+ }
+
+ public void setClassLoader(ClassLoader classLoader) {
+ this.classLoader = classLoader;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/CompositeReferenceDefinition.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/CompositeReferenceDefinition.java
new file mode 100644
index 0000000000..30466296c0
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/CompositeReferenceDefinition.java
@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+
+
+/**
+ * Represents reference defintion that is part of a Composite definition
+ *
+ */
+public class CompositeReferenceDefinition extends ComponentTypeReferenceDefinition {
+ protected List<URI> promotedReferences = new ArrayList<URI>();
+
+ public CompositeReferenceDefinition() {
+ super();
+ }
+
+ public CompositeReferenceDefinition(String name, ServiceContract serviceContract) {
+ super(name, serviceContract);
+ }
+
+ public CompositeReferenceDefinition(String name, ServiceContract serviceContract, Multiplicity multiplicity) {
+ super(name, serviceContract, multiplicity);
+ }
+
+ public void addPromotedReference(URI refUri) {
+ this.promotedReferences.add(refUri);
+ }
+
+ public List<URI> getPromotedReferences() {
+ return Collections.unmodifiableList(promotedReferences);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Contribution.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Contribution.java
new file mode 100644
index 0000000000..6e73fb9e0f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Contribution.java
@@ -0,0 +1,113 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import javax.xml.namespace.QName;
+
+/**
+ * The representation of a deployed contribution
+ *
+ * @version $Rev$ $Date$
+ */
+public class Contribution extends DeployedArtifact {
+ public static final String SCA_CONTRIBUTION_META = "META-INF/sca-contribution.xml";
+ public static final String SCA_CONTRIBUTION_GENERATED_META = "META-INF/sca-contribution-generated.xml";
+
+ protected List<String> exports = new ArrayList<String>();
+ protected List<ContributionImport> imports = new ArrayList<ContributionImport>();
+ protected List<QName> deployables = new ArrayList<QName>();
+
+ /**
+ * A list of artifacts in the contribution
+ */
+ protected Map<URI, DeployedArtifact> artifacts = new HashMap<URI, DeployedArtifact>();
+
+ public Contribution() {
+ super();
+ }
+
+ /**
+ * @param uri
+ */
+ public Contribution(URI uri) {
+ super(uri);
+ if (uri != null) {
+ artifacts.put(uri, this);
+ }
+ }
+
+ public URI getUri() {
+ return uri;
+ }
+
+ public void setURI(URI uri) {
+ super.setUri(uri);
+ if (uri != null) {
+ artifacts.put(uri, this);
+ }
+ }
+
+ public List<String> getExports() {
+ return exports;
+ }
+
+ public List<ContributionImport> getImports() {
+ return imports;
+ }
+
+ public List<QName> getDeployables() {
+ return deployables;
+ }
+
+ public Map<URI, DeployedArtifact> getArtifacts() {
+ return Collections.unmodifiableMap(artifacts);
+ }
+
+ public void addArtifact(DeployedArtifact artifact) {
+ artifact.setContribution(this);
+ artifacts.put(artifact.getUri(), artifact);
+ }
+
+ public DeployedArtifact getArtifact(URI uri) {
+ return artifacts.get(uri);
+ }
+
+ /**
+ * @return the location
+ */
+ public URL getLocation() {
+ return location;
+ }
+
+ /**
+ * @param location the location to set
+ */
+ public void setLocation(URL location) {
+ this.location = location;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ContributionImport.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ContributionImport.java
new file mode 100644
index 0000000000..a678adbdc8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ContributionImport.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+
+/**
+ * The representation of an import for the contribution
+ *
+ * @version $Rev$ $Date$
+ */
+public class ContributionImport extends ModelObject {
+ private String namespace; // The namespace to be imported
+ private URI location; // Optional location to hint the where it should be imported
+
+ // TODO: We might need the field to point to the imported artifact/model
+
+ public URI getLocation() {
+ return location;
+ }
+
+ public void setLocation(URI location) {
+ this.location = location;
+ }
+
+ public String getNamespace() {
+ return namespace;
+ }
+
+ public void setNamespace(String namespace) {
+ this.namespace = namespace;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/DataType.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/DataType.java
new file mode 100644
index 0000000000..72effb52e2
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/DataType.java
@@ -0,0 +1,249 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.lang.reflect.Type;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Representation of the type of data associated with an operation. Data is represented in two forms: the physical form
+ * used by the runtime and a logical form used by the assembly. The physical form is a Java Type because the runtime is
+ * written in Java. This may be the same form used by the application but it may not; for example, an application that
+ * is performing stream processing may want a physical form such as an {@link java.io.InputStream InputStream} to
+ * semantially operate on application data such as a purchase order. The logical description is that used by the
+ * assembly model and is an identifier into some well-known type space; examples may be a Java type represented by its
+ * Class or an XML type represented by its QName. Every data type may also contain metadata describing the expected
+ * data; for example, it could specify a preferred data binding technology or the size of a typical instance.
+ *
+ * @version $Rev$ $Date$
+ */
+public class DataType<L> extends ModelObject implements Cloneable {
+ private String dataBinding;
+
+ private final Type physical;
+
+ private L logical;
+
+ private Map<String, Object> metadata = new HashMap<String, Object>();
+
+ private Operation operation;
+
+ /**
+ * Construct a data type specifying the physical and logical types.
+ *
+ * @param physical the physical class used by the runtime
+ * @param logical the logical type
+ * @see #getLogical()
+ */
+ public DataType(Type physical, L logical) {
+ this.physical = physical;
+ this.logical = logical;
+ if (physical instanceof Class) {
+ this.dataBinding = ((Class) physical).getName();
+ }
+ }
+
+ public DataType(String dataBinding, Type physical, L logical) {
+ this.dataBinding = dataBinding;
+ this.physical = physical;
+ this.logical = logical;
+ }
+
+ /**
+ * Returns the physical type used by the runtime.
+ *
+ * @return the physical type used by the runtime
+ */
+ public Type getPhysical() {
+ return physical;
+ }
+
+ /**
+ * Returns the logical identifier used by the assembly. The type of this value identifies the logical type system in
+ * use. Known values are: <ul> <li>a java.lang.reflect.Type identifies a Java type by name and ClassLoader; this
+ * includes Java Classes as they are specializations of Type</li> <li>a javax.xml.namespace.QName identifies an XML
+ * type by local name and namespace</li> </ul>
+ *
+ * @return the logical type name
+ */
+ public L getLogical() {
+ return logical;
+ }
+
+ /**
+ * Returns all metadata about this type.
+ *
+ * @return all metadata about this type
+ */
+ public Map<String, ?> getMetadata() {
+ return metadata;
+ }
+
+ /**
+ * Returns the specified metadata item or null if not present.
+ *
+ * @param name the name of the metadata item
+ * @return the value, or null if not present
+ */
+ public Object getMetadata(String name) {
+ return metadata.get(name);
+ }
+
+ /**
+ * Sets the specified metadata value. A null value undefines it.
+ *
+ * @param name the name of the metadata item
+ * @param value the value, or null to undefine
+ * @return the old value for the item, or null if not present
+ */
+ public Object setMetadata(String name, Object value) {
+ if (value == null) {
+ return metadata.remove(name);
+ } else {
+ return metadata.put(name, value);
+ }
+ }
+
+ public String getDataBinding() {
+ if (dataBinding == null) {
+ // databinding is not set at the DataType level, check the operation
+ Operation<?> operation = (Operation<?>) getOperation();
+ if (operation != null) {
+ return operation.getDataBinding();
+ }
+ }
+ return dataBinding;
+ }
+
+ /**
+ * @param dataBinding the dataBinding to set
+ */
+ public void setDataBinding(String dataBinding) {
+ this.dataBinding = dataBinding;
+ }
+
+ public int hashCode() {
+ int result;
+ result = dataBinding != null ? dataBinding.hashCode() : 0;
+ result = 29 * result + (physical != null ? physical.hashCode() : 0);
+ result = 29 * result + (logical != null ? logical.hashCode() : 0);
+ // Commented the following line out since it causes infinite loop from Operation.hashCode()
+ // if the metadata map contains the Operation
+ // result = 29 * result + (metadata != null ? metadata.hashCode() : 0);
+ return result;
+ }
+
+ public boolean equals(Object o) {
+ if (this == o) {
+ return true;
+ }
+ if (o == null || getClass() != o.getClass()) {
+ return false;
+ }
+
+ final DataType dataType = (DataType) o;
+
+ if (dataBinding != null ? !dataBinding.equals(dataType.dataBinding) : dataType.dataBinding != null) {
+ return false;
+ }
+ if (logical != null ? !logical.equals(dataType.logical) : dataType.logical != null) {
+ return false;
+ }
+ return !(physical != null ? !physical.equals(dataType.physical) : dataType.physical != null);
+
+ }
+
+// @SuppressWarnings("unchecked")
+// public boolean equals(Object o) {
+// if (this == o) {
+// return true;
+// }
+// if (o == null || getClass() != o.getClass()) {
+// return false;
+// }
+//
+// final DataType dataType = (DataType) o;
+//
+// if (logical instanceof Class && dataType.logical instanceof Class) {
+// Class<?> logicalClass = (Class<?>) logical;
+// Class<?> targetLogicalClass = (Class<?>) dataType.logical;
+// if (!logicalClass.isAssignableFrom(targetLogicalClass)) {
+// return false;
+// }
+// } else {
+// if (logical != null ? !logical.equals(dataType.logical) : dataType.logical != null) {
+// return false;
+// }
+// }
+// if (physical instanceof Class && dataType.physical instanceof Class) {
+// Class<?> physicalClass = (Class<?>) physical;
+// Class<?> physicalTargetClass = (Class<?>) dataType.physical;
+// if (dataBinding != null
+// && dataType.dataBinding != null
+// && dataBinding.equals(physicalClass.getName())
+// && dataType.dataBinding.equals(physicalTargetClass.getName())) {
+// return physicalClass.isAssignableFrom(physicalTargetClass);
+// }
+// if (!physicalClass.isAssignableFrom(physicalTargetClass)) {
+// return false;
+// }
+// return !(dataBinding != null ? !dataBinding.equals(dataType.dataBinding) : dataType.dataBinding != null);
+//
+//
+// }
+//
+// if (dataBinding != null ? !dataBinding.equals(dataType.dataBinding) : dataType.dataBinding != null) {
+// return false;
+// }
+//
+// return !(physical != null ? !physical.equals(dataType.physical) : dataType.physical != null);
+// }
+
+ public String toString() {
+ StringBuffer sb = new StringBuffer();
+ sb.append(physical).append(" ").append(dataBinding).append(" ").append(logical);
+ return sb.toString();
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public Object clone() throws CloneNotSupportedException {
+ DataType<L> copy = (DataType<L>) super.clone();
+ assert this.metadata instanceof HashMap;
+ copy.metadata = (HashMap<String, Object>) ((HashMap) this.metadata).clone();
+ return copy;
+ }
+
+ public Operation getOperation() {
+ return operation;
+ }
+
+ public void setOperation(Operation operation) {
+ this.operation = operation;
+ }
+
+ /**
+ * @param logical the logical to set
+ */
+ public void setLogical(L logical) {
+ this.logical = logical;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/DeployedArtifact.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/DeployedArtifact.java
new file mode 100644
index 0000000000..c3261cbe97
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/DeployedArtifact.java
@@ -0,0 +1,114 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+import java.net.URL;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Representation of a deployed artifact
+ *
+ * @version $Rev$ $Date$
+ */
+public class DeployedArtifact extends ModelObject {
+ protected Contribution contribution;
+ protected URI uri;
+ protected URL location;
+ /**
+ * The map keeps all the model objects loaded/introspected from this artifact. The objects
+ * are keyed by the java type of the model such as javax.wsdl.ModelObject. The value is also
+ * a map with namespace as the key and the model object as the value.
+ */
+ protected Map<Class, Map<String, Object>> modelObjects = new HashMap<Class, Map<String, Object>>();
+
+ public DeployedArtifact() {
+ super();
+ }
+
+ /**
+ * @param uri
+ */
+ public DeployedArtifact(URI uri) {
+ super();
+ this.uri = uri;
+ }
+
+ /**
+ * Get the absolute URI as the unique id for the artifact
+ * @return
+ */
+ public URI getUri() {
+ return uri;
+ }
+
+ public void setUri(URI uri) {
+ this.uri = uri;
+ }
+
+ /**
+ * @return the location
+ */
+ public URL getLocation() {
+ return location;
+ }
+
+ /**
+ * @param location the location to set
+ */
+ public void setLocation(URL location) {
+ this.location = location;
+ }
+
+ public Contribution getContribution() {
+ return contribution;
+ }
+
+ public void setContribution(Contribution contribution) {
+ this.contribution = contribution;
+ }
+
+ public Map<Class, Map<String, Object>> getModelObjects() {
+ return modelObjects;
+ }
+
+ public Map<String, Object> getModelObjects(Class type) {
+ return modelObjects.get(type);
+ }
+
+ public Object getModelObject(Class type, String namespace) {
+ Map<String, Object> map = modelObjects.get(type);
+ if (map == null) {
+ return null;
+ } else {
+ return map.get(namespace);
+ }
+ }
+
+ public void addModelObject(Class type, String namespace, Object modelObject) {
+ Map<String, Object> map = modelObjects.get(type);
+ if (map == null) {
+ map = new HashMap<String, Object>();
+ modelObjects.put(type, map);
+ }
+ map.put(namespace, modelObject);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Implementation.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Implementation.java
new file mode 100644
index 0000000000..8520ab49e8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Implementation.java
@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+/**
+ * Represents a component implementation
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class Implementation<T extends ComponentType> extends ModelObject {
+ private T componentType;
+
+ protected Implementation() {
+ }
+
+ protected Implementation(T componentType) {
+ this.componentType = componentType;
+ }
+
+ public T getComponentType() {
+ return componentType;
+ }
+
+ public void setComponentType(T componentType) {
+ this.componentType = componentType;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Include.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Include.java
new file mode 100644
index 0000000000..ac320a2b5c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Include.java
@@ -0,0 +1,80 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.net.URL;
+
+/**
+ * Model object that represents the include of a composite by value.
+ *
+ * @version $Rev$ $Date$
+ */
+public class Include extends ModelObject {
+ private String name;
+ private URL scdlLocation;
+ private CompositeComponentType included;
+
+ /**
+ * Returns the name of the composite that is being included.
+ * @return the name of the composite that is being included
+ */
+ public String getName() {
+ return name;
+ }
+
+ /**
+ * Sets the name of the composite that is being included.
+ * @param name the name of the composite that is being included
+ */
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ /**
+ * Returns the location of the SCDL for composite being included.
+ * @return the location of the SCDL for composite being included
+ */
+ public URL getScdlLocation() {
+ return scdlLocation;
+ }
+
+ /**
+ * Sets the location of the SCDL for composite being included.
+ * @param scdlLocation the location of the SCDL for composite being included
+ */
+ public void setScdlLocation(URL scdlLocation) {
+ this.scdlLocation = scdlLocation;
+ }
+
+ /**
+ * Returns the composite that was included.
+ * @return the composite that was included
+ */
+ public CompositeComponentType getIncluded() {
+ return included;
+ }
+
+ /**
+ * Sets the composite that was included.
+ * @param included the composite that was included
+ */
+ public void setIncluded(CompositeComponentType included) {
+ this.included = included;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Intent.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Intent.java
new file mode 100644
index 0000000000..9f3ee78a23
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Intent.java
@@ -0,0 +1,92 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.ArrayList;
+import static java.util.Collections.unmodifiableList;
+import java.util.List;
+import javax.xml.namespace.QName;
+
+/**
+ * Model representation for intent. This class is used by intent loader only, other SCA model classes will not reference
+ * this class directly.
+ *
+ * @version $Rev$ $Date$
+ */
+public class Intent {
+
+ /**
+ * name of intent.
+ */
+ protected IntentName name;
+
+ /**
+ * Description for this intent
+ */
+ protected String description;
+
+ /**
+ * QNames of artifacts this intent can apply to
+ */
+ protected List<QName> appliedArtifacts = new ArrayList<QName>();
+
+ /**
+ * intents required by this intent, only useful when this intent is a profile intent
+ */
+ protected List<IntentName> requriedIntents = new ArrayList<IntentName>();
+
+ /**
+ * Create a policy intent.
+ *
+ * @param name name of the intent.
+ * @param description description of the intent.
+ */
+ public Intent(IntentName name, String description) {
+ this.name = name;
+ this.description = description;
+ }
+
+ public List<QName> getAppliedArtifacts() {
+ return unmodifiableList(appliedArtifacts);
+ }
+
+ public String getDescription() {
+ return description;
+ }
+
+ public IntentName getName() {
+ return name;
+ }
+
+ public List<IntentName> getRequriedIntents() {
+ return unmodifiableList(requriedIntents);
+ }
+
+ public void addRequriedIntents(IntentName intent) {
+ requriedIntents.add(intent);
+ }
+
+ public void addAppliedArtifacts(QName artifactName) {
+ appliedArtifacts.add(artifactName);
+ }
+
+ public boolean isProfileIntent() {
+ return !requriedIntents.isEmpty();
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/IntentMap.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/IntentMap.java
new file mode 100644
index 0000000000..cbfba86dfe
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/IntentMap.java
@@ -0,0 +1,64 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import static java.util.Collections.unmodifiableCollection;
+
+/**
+ * Represents an IntentMap within PolicySet.
+ *
+ * @version $Rev$ $Date$
+ */
+public class IntentMap extends PolicyModel {
+
+ /* Name of default intent provied by this IntentMap */
+ private String defaultProvideIntent;
+
+ /* Name of intent provided by this IntentMap */
+ private Collection<String> provideIntents = new ArrayList<String>();
+
+ /* Qualifiers of this IntentMap */
+ private Collection<Qualifier> qualifiers = new ArrayList<Qualifier>();
+
+ public IntentMap(String defaultProvideIntent, Collection<String> provideIntents) {
+ super();
+ this.defaultProvideIntent = defaultProvideIntent;
+ this.provideIntents.addAll(provideIntents);
+ }
+
+ public Collection<String> getProvideIntents() {
+ return unmodifiableCollection(provideIntents);
+ }
+
+ public void addQualifier(Qualifier qualifier) {
+ qualifiers.add(qualifier);
+ }
+
+ public Collection<Qualifier> getQualifiers() {
+ return unmodifiableCollection(qualifiers);
+ }
+
+ public String getDefaultProvideIntent() {
+ return defaultProvideIntent;
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/IntentName.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/IntentName.java
new file mode 100644
index 0000000000..eb69b44b37
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/IntentName.java
@@ -0,0 +1,140 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.Arrays;
+
+/**
+ * Model class represents a name of a intent. An intent name has a domain name and one or more qualified names. For
+ * example, in "sec.confidentiality/message/body", the domain name is sec, and the qualified names are confidentiality,
+ * message and body
+ */
+@SuppressWarnings({"SerializableHasSerializationMethods"})
+public class IntentName implements java.io.Serializable {
+ private static final String QUALIFIED_SEPARATOR = "/";
+ private static final String DOMAIN_SEPARATOR = ".";
+ private static final long serialVersionUID = -7030021353149084879L;
+
+ /**
+ * domain of the intent
+ */
+ private String domain;
+
+ private String[] qualifiedNames;
+
+ /**
+ * Construct a IntentName from a string representation.
+ *
+ * @param intent string representation for a intent.
+ */
+ public IntentName(String intent) {
+ parse(intent);
+ }
+
+ /**
+ * Construct a IntentName from domain name and qualified names
+ *
+ * @param domain domain name of the intent
+ * @param qualifiedNames qualified names of the intent
+ */
+ public IntentName(String domain, String[] qualifiedNames) {
+ this.domain = domain;
+ this.qualifiedNames = qualifiedNames;
+ }
+
+ public String getDomain() {
+ return domain;
+ }
+
+ public String[] getQualifiedNames() {
+ String[] results = new String[qualifiedNames.length];
+ System.arraycopy(qualifiedNames, 0, results, 0, qualifiedNames.length);
+ return results;
+ }
+
+ @Override
+ public String toString() {
+ return getName();
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (getClass() != obj.getClass()) {
+ return false;
+ }
+ final IntentName other = (IntentName) obj;
+ if (domain == null) {
+ if (other.domain != null) {
+ return false;
+ }
+ } else if (!domain.equals(other.domain)) {
+ return false;
+ }
+ return Arrays.equals(qualifiedNames, other.qualifiedNames);
+ }
+
+ @Override
+ public int hashCode() {
+ final int PRIME = 17;
+ int result = 1;
+ result = PRIME * result + ((domain == null) ? 0 : domain.hashCode());
+ result = PRIME * result + Arrays.hashCode(qualifiedNames);
+ return result;
+ }
+
+ private String getName() {
+ StringBuilder sbd = new StringBuilder(domain);
+ for (int i = 0; i < qualifiedNames.length; i++) {
+ if (i == 0) {
+ sbd.append(DOMAIN_SEPARATOR);
+ } else {
+ sbd.append(QUALIFIED_SEPARATOR);
+ }
+ sbd.append(qualifiedNames[i]);
+ }
+
+ return sbd.toString();
+ }
+
+ /**
+ * Parse a string representation of intent.
+ *
+ * @param intent string representation of intent
+ */
+ private void parse(String intent) {
+ String iname = validateFormat(intent);
+ int domainIdx = iname.indexOf(DOMAIN_SEPARATOR);
+ domain = iname.substring(0, domainIdx);
+ String qualifNamesStr = iname.substring(domainIdx + 1);
+ qualifiedNames = qualifNamesStr.split(QUALIFIED_SEPARATOR);
+
+ }
+
+ private String validateFormat(String intent) {
+ // TODO validate and canonicalize intent name
+ return intent;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/InteractionScope.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/InteractionScope.java
new file mode 100644
index 0000000000..4e15e353c6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/InteractionScope.java
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+/**
+ * Represents the interaction scope specifed for a service
+ *
+ * @version $Rev$ $Date$
+ */
+public enum InteractionScope {
+ CONVERSATIONAL,
+ NONCONVERSATIONAL
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ModelObject.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ModelObject.java
new file mode 100644
index 0000000000..2d5a0802e6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ModelObject.java
@@ -0,0 +1,38 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * The base class for assembly model subtypes
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class ModelObject {
+ private final Map<Object, Object> extensions = new HashMap<Object, Object>();
+
+ protected ModelObject() {
+ }
+
+ public Map<Object, Object> getExtensions() {
+ return extensions;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Multiplicity.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Multiplicity.java
new file mode 100644
index 0000000000..f7ec8759f8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Multiplicity.java
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+/**
+ * Enumeration for multiplicity.
+ */
+public enum Multiplicity {
+ /**
+ * Indicates a relationship that is optionally connected to the requestor and which, if supplied, must be connected
+ * to exactly one provider.
+ */
+ ZERO_ONE,
+
+ /**
+ * Indicates a relationship that must be connected between exactly one requestor and exactly one provider.
+ */
+ ONE_ONE,
+
+ /**
+ * Indicates a relationship that is optionally connects the requestor to zero to unbounded providers.
+ */
+ ZERO_N,
+
+ /**
+ * Indicates a relationship that must be connected at the requestor and which connects it to zero to unbounded
+ * providers.
+ */
+ ONE_N
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Operation.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Operation.java
new file mode 100644
index 0000000000..76e437276b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Operation.java
@@ -0,0 +1,413 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Represents an operation that is part of a service contract. The type paramter of this operation identifies the
+ * logical type system for all data types.
+ *
+ * @version $Rev$ $Date$
+ */
+public class Operation<T> extends ModelObject implements Cloneable {
+ public static final int NO_CONVERSATION = -1;
+ public static final int CONVERSATION_CONTINUE = 1;
+ public static final int CONVERSATION_END = 2;
+
+ protected Map<String, Object> metaData;
+ private final String name;
+ private ServiceContract<T> contract;
+ private final DataType<T> outputType;
+ private final DataType<List<DataType<T>>> inputType;
+ private final List<DataType<T>> faultTypes;
+ private String dataBinding;
+ private boolean wrapperStyle;
+ private WrapperInfo wrapper;
+ private boolean callback;
+ private boolean nonBlocking;
+ private int conversationSequence = NO_CONVERSATION;
+
+ /**
+ * Construct a minimally-specified operation
+ *
+ * @param name the name of the operation
+ * @param inputType the data types of parameters passed to the operation
+ * @param outputType the data type returned by the operation
+ * @param faultTypes the data type of faults raised by the operation
+ */
+ public Operation(String name,
+ DataType<List<DataType<T>>> inputType,
+ DataType<T> outputType,
+ List<DataType<T>> faultTypes) {
+ this(name, inputType, outputType, faultTypes, false, null, NO_CONVERSATION);
+ }
+
+ /**
+ * Construct an operation
+ *
+ * @param name the name of the operation
+ * @param inputType the data types of parameters passed to the operation
+ * @param outputType the data type returned by the operation
+ * @param faultTypes the data type of faults raised by the operation
+ * @param nonBlocking if the operation is non-blocking
+ * @param dataBinding the data-binding type required by the operation
+ * @param sequence the conversational attributes of the operation, {@link NO_CONVERSATION}, {@link
+ * CONVERSATION_CONTINUE}, or {@link CONVERSATION_END}
+ */
+ public Operation(final String name,
+ final DataType<List<DataType<T>>> inputType,
+ final DataType<T> outputType,
+ final List<DataType<T>> faultTypes,
+ boolean nonBlocking,
+ String dataBinding,
+ int sequence) {
+ super();
+ this.name = name;
+ List<DataType<T>> types = Collections.emptyList();
+ this.inputType = (inputType != null) ? inputType : new DataType<List<DataType<T>>>(Object[].class, types);
+ this.outputType = (outputType != null) ? outputType : new DataType<T>(void.class, null);
+ this.faultTypes = (faultTypes == null) ? types : faultTypes;
+ this.nonBlocking = nonBlocking;
+ this.dataBinding = dataBinding;
+ this.conversationSequence = sequence;
+ // Register the operation with the types
+ this.inputType.setOperation(this);
+ for (DataType<?> d : this.inputType.getLogical()) {
+ d.setOperation(this);
+ }
+ this.outputType.setOperation(this);
+ for (DataType<?> d : this.faultTypes) {
+ d.setOperation(this);
+ }
+ }
+
+ /**
+ * Returns the service contract the operation is part of.
+ *
+ * @return the service contract the operation is part of.
+ */
+ public ServiceContract<T> getServiceContract() {
+ return contract;
+ }
+
+ /**
+ * Sets the service contract the operation is part of.
+ *
+ * @param contract the service contract the operation is part of.
+ */
+ public void setServiceContract(ServiceContract<T> contract) {
+ this.contract = contract;
+ }
+
+ /**
+ * Returns true if the operation is part of the callback contract.
+ *
+ * @return true if the operation is part of the callback contract.
+ */
+ public boolean isCallback() {
+ return callback;
+ }
+
+ /**
+ * Sets whether the operation is part of the callback contract.
+ *
+ * @param callback whether the operation is part of the callback contract.
+ */
+ public void setCallback(boolean callback) {
+ this.callback = callback;
+ }
+
+ /**
+ * Returns the name of the operation.
+ *
+ * @return the name of the operation
+ */
+ public String getName() {
+ return name;
+ }
+
+ /**
+ * Returns the data type returned by the operation.
+ *
+ * @return the data type returned by the operation
+ */
+ public DataType<T> getOutputType() {
+ return outputType;
+ }
+
+ /**
+ * Returns the data types of the parameters passed to the operation.
+ * <p/>
+ * The inputType's logical type is a list of DataTypes which describes the parameter types
+ *
+ * @return the data types of the parameters passed to the operation
+ */
+ public DataType<List<DataType<T>>> getInputType() {
+ return inputType;
+ }
+
+ /**
+ * Returns the data types of the faults raised by the operation.
+ *
+ * @return the data types of the faults raised by the operation
+ */
+ public List<DataType<T>> getFaultTypes() {
+ if (faultTypes == null) {
+ return Collections.emptyList();
+ }
+ return faultTypes;
+ }
+
+ /**
+ * Returns true if the operation is non-blocking. A non-blocking operation may not have completed execution at the
+ * time an invocation of the operation returns.
+ *
+ * @return true if the operation is non-blocking
+ */
+ public boolean isNonBlocking() {
+ return nonBlocking;
+ }
+
+ /**
+ * Sets if the operation is non-blocking
+ */
+ public void setNonBlocking(boolean nonBlocking) {
+ this.nonBlocking = nonBlocking;
+ }
+
+ /**
+ * Returns the sequence the operation is called in a conversation, {@link NO_CONVERSATION}, {@link
+ * CONVERSATION_CONTINUE}, or {@link CONVERSATION_END}
+ *
+ * @return the sequence the operation is called in a conversation
+ */
+ public int getConversationSequence() {
+ return conversationSequence;
+ }
+
+ /**
+ * Sets the sequence the operation is called in a conversation, {@link NO_CONVERSATION}, {@link
+ * CONVERSATION_CONTINUE}, or {@link CONVERSATION_END}
+ */
+ public void setConversationSequence(int conversationSequence) {
+ this.conversationSequence = conversationSequence;
+ }
+
+ /**
+ * Returns the data binding type specified for the operation or null.
+ *
+ * @return the data binding type specified for the operation or null.
+ */
+ public String getDataBinding() {
+ return (dataBinding == null && contract != null) ? contract.getDataBinding() : dataBinding;
+ }
+
+ /**
+ * Set the databinding for this operation
+ *
+ * @param dataBinding The databinding
+ */
+ public void setDataBinding(String dataBinding) {
+ this.dataBinding = dataBinding;
+ }
+
+ /**
+ * Returns a map of metadata key to value mappings for the operation.
+ *
+ * @return a map of metadata key to value mappings for the operation.
+ */
+ public Map<String, Object> getMetaData() {
+ if (metaData == null) {
+ return Collections.emptyMap();
+ }
+ return metaData;
+ }
+
+ /**
+ * Adds metadata associated with the operation.
+ *
+ * @param key the metadata key
+ * @param val the metadata value
+ */
+ public void setMetaData(String key, Object val) {
+ if (metaData == null) {
+ metaData = new HashMap<String, Object>();
+ }
+ metaData.put(key, val);
+ }
+
+ public String toString() {
+ return name;
+ }
+
+ public boolean equals(Object o) {
+ if (this == o) {
+ return true;
+ }
+ if (o == null || getClass() != o.getClass()) {
+ return false;
+ }
+
+ final Operation operation = (Operation) o;
+
+ if (name != null ? !name.equals(operation.name) : operation.name != null) {
+ return false;
+ }
+
+ // HACK: If the operation is mappable, then the equality test is relaxed
+ if (isMappable()) {
+ return true;
+ }
+
+ // TODO: TUSCANY-1111, currently comparing different IDLs fail
+ if (contract != null && !(contract.getClass().equals(operation.getServiceContract().getClass()))) {
+ return true;
+ }
+
+ if (faultTypes == null && operation.faultTypes != null) {
+ return false;
+ } else if (faultTypes != null
+ && operation.faultTypes != null
+ && faultTypes.size() != 0
+ && operation.faultTypes.size() != 0) {
+ if (faultTypes.size() < operation.faultTypes.size()) {
+ return false;
+ } else {
+ //noinspection ForLoopReplaceableByForEach
+ for (int i = 0; i < operation.faultTypes.size(); i++) {
+ if (!faultTypes.get(i).equals(operation.faultTypes.get(i))) {
+ return false;
+ }
+ }
+ }
+ }
+
+ if (inputType != null ? !inputType.equals(operation.inputType) : operation.inputType != null) {
+ return false;
+ }
+ return !(outputType != null ? !outputType.equals(operation.outputType) : operation.outputType != null);
+ }
+
+ public int hashCode() {
+ int result;
+ result = name != null ? name.hashCode() : 0;
+ // HACK:
+ if (isMappable()) {
+ return result;
+ }
+ result = 29 * result + (outputType != null ? outputType.hashCode() : 0);
+ result = 29 * result + (inputType != null ? inputType.hashCode() : 0);
+ result = 29 * result + (faultTypes != null ? faultTypes.hashCode() : 0);
+ return result;
+ }
+
+ /**
+ * Returns true if the operation may be mapped to another target operation through an mediation
+ */
+ private boolean isMappable() {
+ if (contract != null) {
+ return contract.isRemotable();
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Returns true if the operation is wrapper style
+ *
+ * @return the wrapperStyle
+ */
+ public boolean isWrapperStyle() {
+ return wrapperStyle;
+ }
+
+ /**
+ * Return the Wrapper information for this operation is it's wrapper style
+ *
+ * @return The Wrapper
+ */
+ public WrapperInfo getWrapper() {
+ if (!isWrapperStyle()) {
+ throw new IllegalStateException("The operation is not wrapper style.");
+ } else {
+ return wrapper;
+ }
+ }
+
+ /**
+ * @param wrapper the wrapper to set
+ */
+ public void setWrapper(WrapperInfo wrapper) {
+ this.wrapper = wrapper;
+ }
+
+ /**
+ * @param wrapperStyle the wrapperStyle to set
+ */
+ public void setWrapperStyle(boolean wrapperStyle) {
+ this.wrapperStyle = wrapperStyle;
+ }
+
+ @SuppressWarnings({"unchecked", "CloneDoesntCallSuperClone"})
+ @Override
+ public Operation<T> clone() throws CloneNotSupportedException {
+ final List<DataType<T>> clonedFaultTypes = new ArrayList<DataType<T>>(this.faultTypes.size());
+ for (DataType<T> t : this.faultTypes) {
+ clonedFaultTypes.add((DataType<T>) t.clone());
+ }
+
+ List<DataType<T>> clonedTypes = new ArrayList<DataType<T>>();
+ for (DataType<T> t : inputType.getLogical()) {
+ DataType<T> type = (DataType<T>) t.clone();
+ clonedTypes.add(type);
+ }
+
+ DataType<List<DataType<T>>> clonedInputType =
+ new DataType<List<DataType<T>>>(inputType.getPhysical(), clonedTypes);
+ clonedInputType.setDataBinding(inputType.getDataBinding());
+
+ DataType<T> outputType = (DataType<T>) this.outputType.clone();
+ Operation<T> copy =
+ new Operation<T>(name,
+ clonedInputType,
+ outputType,
+ clonedFaultTypes,
+ nonBlocking,
+ dataBinding,
+ conversationSequence);
+
+ copy.callback = this.callback;
+ copy.contract = this.contract;
+ copy.wrapper = this.wrapper;
+ copy.wrapperStyle = this.wrapperStyle;
+
+ if (this.metaData != null) {
+ assert this.metaData instanceof HashMap;
+ copy.metaData = (HashMap) ((HashMap) this.metaData).clone();
+ }
+ return copy;
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/OverrideOptions.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/OverrideOptions.java
new file mode 100644
index 0000000000..cc86b2670a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/OverrideOptions.java
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.model;
+
+/**
+ * <ul>
+ * <li>no – the value may not be overridden by the higher composite. In this
+ * case, a value must be provided for the reference or property as part of its
+ * declaration.
+ * <li>may – the value may be overridden by the composite. This is the default
+ * for references.
+ * <li>must – no value is specified and the using composite must specify one.
+ * </ul>
+ */
+public enum OverrideOptions {
+ NO, MAY, MUST
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyAttachable.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyAttachable.java
new file mode 100644
index 0000000000..eae425dca8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyAttachable.java
@@ -0,0 +1,21 @@
+package org.apache.tuscany.spi.model;
+
+import java.util.Collection;
+/**
+*
+* Represents capability of being attached with Intent and PolicySet.
+*
+*/
+public interface PolicyAttachable {
+ /**
+ * Get the name of PolicySet attached
+ * @return the name of PolicySet
+ */
+ String getPolicySet();
+ /**
+ * Get collection contains <code>IntentName</code> required.
+ * @return collection contains <code>IntentName</code> required.
+ */
+ Collection<IntentName> getRequiredIntents();
+
+} \ No newline at end of file
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyAttachableModel.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyAttachableModel.java
new file mode 100644
index 0000000000..3ebbfb16d7
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyAttachableModel.java
@@ -0,0 +1,49 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.Collection;
+
+/**
+ * Base class for model classes which can be associated with Intent and PolicySet by specifing requires and policySet
+ * attributes on xml element.
+ */
+
+public abstract class PolicyAttachableModel extends ModelObject implements PolicyAttachable {
+ protected Collection<IntentName> requiredIntent;
+ protected String policySet;
+
+ public String getPolicySet() {
+ return policySet;
+ }
+
+ public void setPolicySet(String policySet) {
+ this.policySet = policySet;
+ }
+
+ public Collection<IntentName> getRequiredIntents() {
+ return requiredIntent;
+ }
+
+ public void addRequiredIntent(IntentName requiredIntent) {
+ this.requiredIntent.add(requiredIntent);
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyContentModel.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyContentModel.java
new file mode 100644
index 0000000000..7d2412ee8d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyContentModel.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import static java.util.Collections.unmodifiableCollection;
+
+/**
+ * PolicyModel which contains concrete policy content in form of WSPolicyAttachment or other extensions.
+ */
+public abstract class PolicyContentModel extends PolicyModel {
+ /* WSPolicyAttachment contained in this Model */
+ protected Collection<WSPolicyAttachment> wsPolicyAttachments = new ArrayList<WSPolicyAttachment>();
+ /* Any policy model extensions besides standard intentMap, ws-policyattachment, etc. */
+ protected Collection<PolicyModel> extensions = new ArrayList<PolicyModel>();
+
+ public Collection<PolicyModel> getPolicyExtensions() {
+ return extensions;
+ }
+
+ public Collection<WSPolicyAttachment> getWsPolicyAttachments() {
+ return unmodifiableCollection(wsPolicyAttachments);
+ }
+
+ public void addWsPolicyAttachment(WSPolicyAttachment attachment) {
+ wsPolicyAttachments.add(attachment);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyModel.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyModel.java
new file mode 100644
index 0000000000..17bd8f0b7e
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicyModel.java
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+
+/**
+ * An abstract base class for all policy model representations.
+ * <p/>
+ * $Version$ $Date$
+ */
+public abstract class PolicyModel extends ModelObject {
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicySet.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicySet.java
new file mode 100644
index 0000000000..7545f234e1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicySet.java
@@ -0,0 +1,99 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import static java.util.Collections.unmodifiableCollection;
+import static java.util.Collections.unmodifiableList;
+import java.util.List;
+import javax.xml.namespace.QName;
+
+/**
+ * Model representation for PolicySet.
+ * <p/>
+ * $Rev$ $Date$
+ */
+public class PolicySet extends PolicyContentModel {
+
+ /**
+ * QNames of artifacts to which this Policy can apply
+ */
+ protected List<QName> appliedArtifacts = new ArrayList<QName>();
+
+ /**
+ * IntentMap contained in this PolicySet
+ */
+ private Collection<IntentMap> intentMaps = new ArrayList<IntentMap>();
+
+ /**
+ * Name for PolicySet, corresponding to name attribute of PolicySet element in SCDL
+ */
+ private QName name;
+
+ /**
+ * References to other PolicySet
+ */
+ private Collection<PolicySetReference> policySetReferences = new ArrayList<PolicySetReference>();
+
+ /**
+ * Name of intents provided by this PolicySet
+ */
+ private Collection<IntentName> provideIntents = new ArrayList<IntentName>();
+
+ public PolicySet(QName name, List<IntentName> providesIntent) {
+ super();
+ this.name = name;
+ this.provideIntents.addAll(providesIntent);
+ }
+
+
+ public void addPolicySetReference(PolicySetReference ref) {
+ policySetReferences.add(ref);
+ }
+
+ public void addAppliedArtifacts(QName artifactName) {
+ appliedArtifacts.add(artifactName);
+ }
+
+ public List<QName> getAppliedArtifacts() {
+ return unmodifiableList(appliedArtifacts);
+ }
+
+ public void addIntentMap(IntentMap intentMap) {
+ intentMaps.add(intentMap);
+ }
+
+ public Collection<IntentMap> getIntentMaps() {
+ return unmodifiableCollection(intentMaps);
+ }
+
+ public QName getName() {
+ return name;
+ }
+
+ public Collection<PolicySetReference> getPolicySetReferences() {
+ return unmodifiableCollection(policySetReferences);
+ }
+
+ public Collection<IntentName> getProvideIntents() {
+ return unmodifiableCollection(provideIntents);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicySetReference.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicySetReference.java
new file mode 100644
index 0000000000..46924910d0
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PolicySetReference.java
@@ -0,0 +1,38 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import javax.xml.namespace.QName;
+
+/**
+ * Presents a PolicySetReference.
+ */
+public class PolicySetReference extends PolicyModel {
+
+ private QName reference;
+
+ public PolicySetReference(QName reference) {
+ super();
+ this.reference = reference;
+ }
+
+ public QName getReference() {
+ return reference;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Property.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Property.java
new file mode 100644
index 0000000000..dff7ee897b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Property.java
@@ -0,0 +1,132 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.List;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.ObjectFactory;
+import org.w3c.dom.Element;
+
+/**
+ * A component property
+ *
+ * @version $Rev$ $Date$
+ */
+public class Property<T> extends ModelObject {
+ private String name;
+ private ObjectFactory<?> defaultValueFactory;
+ private QName xmlType;
+ private QName xmlElement;
+ private Class<T> javaType;
+ private boolean many;
+ private boolean mustSupply;
+ private List<Element> defaultValues;
+
+
+ public Property() {
+ mustSupply = false;
+ many = false;
+ }
+
+ public Property(String name, QName xmlType, Class<T> javaType) {
+ this.name = name;
+ this.xmlType = xmlType;
+ this.javaType = javaType;
+ mustSupply = false;
+ many = false;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public ObjectFactory<?> getDefaultValueFactory() {
+ return defaultValueFactory;
+ }
+
+ public void setDefaultValueFactory(ObjectFactory<T> factory) {
+ this.defaultValueFactory = factory;
+ }
+
+ public void setDefaultMultiValueFactory(ObjectFactory<List<T>> factory) {
+ this.defaultValueFactory = factory;
+ }
+
+ public QName getXmlType() {
+ return xmlType;
+ }
+
+ public void setXmlType(QName xmlType) {
+ this.xmlType = xmlType;
+ }
+
+ public Class<T> getJavaType() {
+ return javaType;
+ }
+
+ public void setJavaType(Class<T> javaType) {
+ this.javaType = javaType;
+ }
+
+ public boolean isMany() {
+ return many;
+ }
+
+ public void setMany(boolean many) {
+ this.many = many;
+ }
+
+ public boolean isMustSupply() {
+ return mustSupply;
+ }
+
+ public void setMustSupply(boolean mustSupply) {
+ this.mustSupply = mustSupply;
+ }
+
+ /*public Document getDefaultValue() {
+ return defaultValue;
+ }
+
+ public void setDefaultValue(Document defaultValue) {
+ this.defaultValue = defaultValue;
+ }*/
+
+ public QName getXmlElement() {
+ return xmlElement;
+ }
+
+ public void setXmlElement(QName xmlElement) {
+ this.xmlElement = xmlElement;
+ }
+
+ public List<Element> getDefaultValues() {
+ return defaultValues;
+ }
+
+ public void setDefaultValues(List<Element> defaultValues) {
+ this.defaultValues = defaultValues;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PropertyValue.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PropertyValue.java
new file mode 100644
index 0000000000..209be4d13a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/PropertyValue.java
@@ -0,0 +1,134 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.List;
+
+import org.apache.tuscany.spi.ObjectFactory;
+import org.w3c.dom.Element;
+
+/**
+ * Represents a configured component property
+ * @version $Rev$ $Date$
+ */
+public class PropertyValue<T> extends ModelObject {
+ private String name;
+ private String source;
+ private String file;
+ private List<Element> value;
+ private ObjectFactory<?> valueFactory;
+
+ public PropertyValue() {
+ }
+
+ /**
+ * Constructor specifying the name of a property and the XPath source expression.
+ *
+ * @param name the name of the property which this value is for
+ * @param source an XPath expression whose result will be the actual value
+ * @param file A URI that the property value can be loaded from
+ */
+ public PropertyValue(String name, String source, String file) {
+ this.name = name;
+ this.source = source;
+ this.file = file;
+ }
+
+ /**
+ * @param name
+ * @param value
+ */
+ public PropertyValue(String name, List<Element> value) {
+ this.name = name;
+ this.value = value;
+ }
+
+ public PropertyValue(String name, ObjectFactory<?> valueFactory) {
+ this.name = name;
+ this.valueFactory = valueFactory;
+ }
+
+ /**
+ * Returns the name of the property that this value is for.
+ * @return the name of the property that this value is for
+ */
+ public String getName() {
+ return name;
+ }
+
+ /**
+ * Sets the name of the property that this value is for.
+ * @param name the name of the property that this value is for
+ */
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ /**
+ * Returns an XPath expression that should be evaluated to get the actual property value.
+ *
+ * @return an XPath expression that should be evaluated to get the actual property value
+ */
+ public String getSource() {
+ return source;
+ }
+
+ /**
+ * Sets an XPath expression that should be evaluated to get the actual property value.
+ * @param source an XPath expression that should be evaluated to get the actual property value
+ */
+ public void setSource(String source) {
+ this.source = source;
+ }
+
+ public ObjectFactory<?> getValueFactory() {
+ return valueFactory;
+ }
+
+ public void setValueFactory(ObjectFactory<?> valueFactory) {
+ this.valueFactory = valueFactory;
+ }
+
+ public void setMultiValueFactory(ObjectFactory<List<T>> valueFactory) {
+ this.valueFactory = valueFactory;
+ }
+
+
+ public List<Element> getValue() {
+ return value;
+ }
+
+ public void setValue(List<Element> value) {
+ this.value = value;
+ }
+
+ /**
+ * @return the file
+ */
+ public String getFile() {
+ return file;
+ }
+
+ /**
+ * @param file the file to set
+ */
+ public void setFile(String file) {
+ this.file = file;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Qualifier.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Qualifier.java
new file mode 100644
index 0000000000..8a7d709bd9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Qualifier.java
@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+/**
+ * Model reprentation for qualifier
+ */
+
+public class Qualifier extends PolicyContentModel {
+
+ private String name;
+
+ /**
+ * IntentMap contained in this Qualifier
+ */
+ private IntentMap intentMap;
+
+ public Qualifier(String name) {
+ super();
+ this.name = name;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public IntentMap getIntentMap() {
+ return intentMap;
+ }
+
+ public void setIntentMap(IntentMap intentMap) {
+ this.intentMap = intentMap;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ReferenceTarget.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ReferenceTarget.java
new file mode 100644
index 0000000000..db0bdb2b22
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ReferenceTarget.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Represents the set of targets configured on a reference
+ *
+ * @version $Rev$ $Date$
+ */
+public class ReferenceTarget extends ModelObject {
+ private String referenceName;
+ private List<URI> targets = new ArrayList<URI>();
+
+ public String getReferenceName() {
+ return referenceName;
+ }
+
+ public void setReferenceName(String referenceName) {
+ this.referenceName = referenceName;
+ }
+
+ public List<URI> getTargets() {
+ return targets;
+ }
+
+ public void addTarget(URI target) {
+ targets.add(target);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Scope.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Scope.java
new file mode 100644
index 0000000000..a53b26d2ba
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/Scope.java
@@ -0,0 +1,61 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+/**
+ * The default implementation scopes supported by assemblies.
+ *
+ * @version $Rev$ $Date$
+ */
+public class Scope {
+ public static final Scope STATELESS = new Scope("STATELESS");
+ public static final Scope REQUEST = new Scope("REQUEST");
+ public static final Scope SESSION = new Scope("SESSION");
+ public static final Scope CONVERSATION = new Scope("CONVERSATION");
+ public static final Scope COMPOSITE = new Scope("COMPOSITE");
+ public static final Scope SYSTEM = new Scope("SYSTEM");
+ public static final Scope UNDEFINED = new Scope("UNDEFINED");
+
+ private String scope;
+
+ public Scope(String scope) {
+ this.scope = scope.toUpperCase().intern();
+ }
+
+ public String getScope() {
+ return scope;
+ }
+
+ @SuppressWarnings({"StringEquality"})
+ public boolean equals(Object o) {
+ if (this == o) {
+ return true;
+ }
+ if (o == null || getClass() != o.getClass()) {
+ return false;
+ }
+ final Scope scope1 = (Scope) o;
+ return !(scope != null ? scope != scope1.scope.intern() : scope1.scope != null);
+ }
+
+ public int hashCode() {
+ return scope != null ? scope.hashCode() : 0;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ServiceContract.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ServiceContract.java
new file mode 100644
index 0000000000..2a1316139c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ServiceContract.java
@@ -0,0 +1,279 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Base class representing service contract information
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class ServiceContract<T> extends ModelObject implements Cloneable {
+ protected InteractionScope interactionScope;
+ protected boolean remotable;
+ protected Class<?> interfaceClass;
+ protected String interfaceName;
+ protected String callbackName;
+ protected Class<?> callbackClass;
+ protected Map<String, Operation<T>> operations;
+ protected Map<String, Operation<T>> callbackOperations;
+ protected String dataBinding;
+ protected Map<String, Object> metaData;
+
+ protected ServiceContract() {
+ }
+
+ protected ServiceContract(Class<?> interfaceClass) {
+ this.interfaceClass = interfaceClass;
+ }
+
+ protected ServiceContract(String interfaceName) {
+ this.interfaceName = interfaceName;
+ }
+
+ /**
+ * Returns the interface name for the contract
+ *
+ * @return the interface name for the contract
+ */
+ public String getInterfaceName() {
+ return interfaceName;
+ }
+
+ /**
+ * Sets the interface name for the contract
+ */
+ public void setInterfaceName(String interfaceName) {
+ this.interfaceName = interfaceName;
+ }
+
+ /**
+ * Returns the class used to represent the service contract
+ */
+ public Class<?> getInterfaceClass() {
+ return interfaceClass;
+ }
+
+ /**
+ * Sets the class used to represent the service contract
+ */
+ public void setInterfaceClass(Class<?> interfaceClass) {
+ this.interfaceClass = interfaceClass;
+ }
+
+ /**
+ * Returns the service interaction scope
+ */
+ public InteractionScope getInteractionScope() {
+ return interactionScope;
+ }
+
+ /**
+ * Sets the service interaction scope
+ */
+ public void setInteractionScope(InteractionScope interactionScope) {
+ this.interactionScope = interactionScope;
+ }
+
+ /**
+ * @return the remotable
+ */
+ public boolean isRemotable() {
+ return remotable;
+ }
+
+ /**
+ * @param remotable the remotable to set
+ */
+ public void setRemotable(boolean remotable) {
+ this.remotable = remotable;
+ }
+
+ /**
+ * Returns the name of the callback or null if the contract is unidirectional
+ */
+ public String getCallbackName() {
+ return callbackName;
+ }
+
+ /**
+ * Sets the name of the callback service
+ */
+ public void setCallbackName(String callbackName) {
+ this.callbackName = callbackName;
+ }
+
+ /**
+ * Returns the name of the callback service
+ */
+ public Class<?> getCallbackClass() {
+ return callbackClass;
+ }
+
+ public void setCallbackClass(Class<?> callbackClass) {
+ this.callbackClass = callbackClass;
+ }
+
+ public Operation getOperation(String name) {
+ return operations == null ? null : operations.get(name);
+ }
+
+ public Map<String, Operation<T>> getOperations() {
+ if (operations == null) {
+ return Collections.emptyMap();
+ }
+ return Collections.unmodifiableMap(operations);
+ }
+
+ public void setOperations(Map<String, Operation<T>> operations) {
+ for (Operation<T> operation : operations.values()) {
+ operation.setServiceContract(this);
+ }
+ this.operations = operations;
+ }
+
+ public Map<String, Operation<T>> getCallbackOperations() {
+ if (callbackOperations == null) {
+ return Collections.emptyMap();
+ }
+ return Collections.unmodifiableMap(callbackOperations);
+ }
+
+ public void setCallbackOperations(Map<String, Operation<T>> callbacksOperations) {
+ for (Operation<T> operation : callbacksOperations.values()) {
+ operation.setServiceContract(this);
+ operation.setCallback(true);
+ }
+ this.callbackOperations = callbacksOperations;
+ }
+
+ public String getDataBinding() {
+ return dataBinding;
+ }
+
+ public void setDataBinding(String dataBinding) {
+ this.dataBinding = dataBinding;
+ }
+
+ /**
+ * Returns a map of metadata key to value mappings for the operation.
+ *
+ * @return a map of metadata key to value mappings for the operation.
+ */
+ public Map<String, Object> getMetaData() {
+ if (metaData == null) {
+ return Collections.emptyMap();
+ }
+ return metaData;
+ }
+
+ /**
+ * Adds metadata associated with the operation.
+ *
+ * @param key the metadata key
+ * @param val the metadata value
+ */
+ public void setMetaData(String key, Object val) {
+ if (metaData == null) {
+ metaData = new HashMap<String, Object>();
+ }
+ metaData.put(key, val);
+ }
+
+ public boolean equals(Object o) {
+ if (this == o) {
+ return true;
+ }
+ if (o == null || getClass() != o.getClass()) {
+ return false;
+ }
+
+ final ServiceContract that = (ServiceContract) o;
+
+ if (callbackName != null ? !callbackName.equals(that.callbackName) : that.callbackName != null) {
+ return false;
+ }
+ if (callbackOperations != null ? !callbackOperations.equals(that.callbackOperations)
+ : that.callbackOperations != null) {
+ return false;
+ }
+ if (interfaceClass != null ? !interfaceClass.equals(that.interfaceClass) : that.interfaceClass != null) {
+ return false;
+ }
+ if (interfaceName != null ? !interfaceName.equals(that.interfaceName) : that.interfaceName != null) {
+ return false;
+ }
+ return !(operations != null ? !operations.equals(that.operations) : that.operations != null);
+
+ }
+
+ public int hashCode() {
+ int result;
+ result = interfaceClass != null ? interfaceClass.hashCode() : 0;
+ result = 29 * result + (interfaceName != null ? interfaceName.hashCode() : 0);
+ result = 29 * result + (callbackName != null ? callbackName.hashCode() : 0);
+ result = 29 * result + (operations != null ? operations.hashCode() : 0);
+ result = 29 * result + (callbackOperations != null ? callbackOperations.hashCode() : 0);
+ return result;
+ }
+
+ public String toString() {
+ if (interfaceName != null) {
+ return new StringBuilder().append("ServiceContract[").append(interfaceName).append("]").toString();
+ } else if (interfaceClass != null) {
+ return new StringBuilder().append("ServiceContract[").append(interfaceClass.getName()).append("]")
+ .toString();
+ } else {
+ return super.toString();
+ }
+
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public Object clone() throws CloneNotSupportedException {
+ ServiceContract<T> copy = (ServiceContract<T>) super.clone();
+
+ if (operations != null) {
+ Map<String, Operation<T>> clonedOperations = new HashMap<String, Operation<T>>();
+ for (Operation<T> o : operations.values()) {
+ clonedOperations.put(o.getName(), (Operation<T>) o.clone());
+ }
+ copy.setOperations(clonedOperations);
+ }
+
+ if (callbackOperations != null) {
+ Map<String, Operation<T>> clonedCallbackOperations = new HashMap<String, Operation<T>>();
+ for (Operation<T> o : callbackOperations.values()) {
+ clonedCallbackOperations.put(o.getName(), (Operation<T>) o.clone());
+ }
+ copy.setCallbackOperations(clonedCallbackOperations);
+ }
+
+ if (this.metaData != null) {
+ assert this.metaData instanceof HashMap;
+ copy.metaData = (HashMap) ((HashMap) this.metaData).clone();
+ }
+
+ return copy;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ServiceDefinition.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ServiceDefinition.java
new file mode 100644
index 0000000000..6740902c8c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/ServiceDefinition.java
@@ -0,0 +1,163 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * Represents a service offered by a component
+ *
+ * @version $Rev$ $Date$
+ */
+public class ServiceDefinition extends ModelObject {
+ private String name;
+ private ServiceContract serviceContract;
+ private boolean remotable;
+ private String callbackRefName;
+ private List<BindingDefinition> bindings;
+ private URI target;
+
+ public ServiceDefinition() {
+ bindings = new ArrayList<BindingDefinition>();
+ }
+
+ public ServiceDefinition(String name, ServiceContract serviceContract, boolean remotable) {
+ bindings = new ArrayList<BindingDefinition>();
+ this.name = name;
+ this.serviceContract = serviceContract;
+ this.remotable = remotable;
+ }
+
+ public ServiceDefinition(String name, ServiceContract serviceContract, boolean remotable, String callbackRefName) {
+ bindings = new ArrayList<BindingDefinition>();
+ this.name = name;
+ this.serviceContract = serviceContract;
+ this.remotable = remotable;
+ this.callbackRefName = callbackRefName;
+ }
+
+ /**
+ * Returns the service name
+ *
+ * @return the service name
+ */
+ public String getName() {
+ return name;
+ }
+
+ /**
+ * Sets the service name
+ *
+ * @param name the service name
+ */
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ /**
+ * Returns the service contract
+ *
+ * @return the service contract
+ */
+ public ServiceContract<?> getServiceContract() {
+ return serviceContract;
+ }
+
+ /**
+ * Sets the service contract
+ *
+ * @param contract the service contract
+ */
+ public void setServiceContract(ServiceContract contract) {
+ this.serviceContract = contract;
+ }
+
+ /**
+ * Returns true if the service is remotable
+ *
+ * @return true if the service is remotable
+ */
+ public boolean isRemotable() {
+ return remotable;
+ }
+
+ /**
+ * Sets if the service is remotable
+ *
+ * @param remotable if the service is remotable
+ */
+ public void setRemotable(boolean remotable) {
+ this.remotable = remotable;
+ }
+
+ /**
+ * Returns the callback name.
+ */
+ public String getCallbackReferenceName() {
+ return callbackRefName;
+ }
+
+ /**
+ * Sets the callback name
+ */
+ public void setCallbackReferenceName(String name) {
+ this.callbackRefName = name;
+ }
+
+ /**
+ * Returns the bindings configured for the service
+ *
+ * @return the bindings configured for the service
+ */
+ public List<BindingDefinition> getBindings() {
+ return Collections.unmodifiableList(bindings);
+ }
+
+ /**
+ * Configures the service with a binding
+ *
+ * @param binding the binding
+ */
+ public void addBinding(BindingDefinition binding) {
+ this.bindings.add(binding);
+ }
+
+ /**
+ * Returns the target URI the service is wired to
+ *
+ * @return the target URI the service is wired to
+ */
+ public URI getTarget() {
+ return target;
+ }
+
+ /**
+ * Sets the target URI the service is wired to
+ *
+ * @param target the target URI the service is wired to
+ */
+ public void setTarget(URI target) {
+ this.target = target;
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/WSPolicyAttachment.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/WSPolicyAttachment.java
new file mode 100644
index 0000000000..ff1a6cf791
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/WSPolicyAttachment.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+/*
+ * Presents a ws-policy attachment.
+ */
+public class WSPolicyAttachment<T> extends PolicyModel {
+ private T content;
+
+ public T getContent() {
+ return content;
+ }
+
+ public void setContent(T content) {
+ this.content = content;
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/WireDefinition.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/WireDefinition.java
new file mode 100644
index 0000000000..7ae91811b6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/WireDefinition.java
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.model;
+
+import java.net.URI;
+
+/**
+ * Represents a wire specified in an assembly
+ *
+ * @version $Rev$ $Date$
+ */
+public class WireDefinition extends ModelObject {
+ private URI source;
+ private URI target;
+
+ public URI getSource() {
+ return source;
+ }
+
+ public void setSource(URI source) {
+ this.source = source;
+ }
+
+ public URI getTarget() {
+ return target;
+ }
+
+ public void setTarget(URI target) {
+ this.target = target;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/WrapperInfo.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/WrapperInfo.java
new file mode 100644
index 0000000000..d66d09bcf3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/model/WrapperInfo.java
@@ -0,0 +1,141 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.model;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.tuscany.spi.idl.ElementInfo;
+import org.apache.tuscany.spi.idl.XMLType;
+
+/**
+ * The "Wrapper Style" WSDL operation is defined by The Java API for XML-Based
+ * Web Services (JAX-WS) 2.0 specification, section 2.3.1.2 Wrapper Style. <p/>
+ * A WSDL operation qualifies for wrapper style mapping only if the following
+ * criteria are met:
+ * <ul>
+ * <li>(i) The operation’s input and output messages (if present) each contain
+ * only a single part
+ * <li>(ii) The input message part refers to a global element declaration whose
+ * localname is equal to the operation name
+ * <li>(iii) The output message part refers to a global element declaration
+ * <li>(iv) The elements referred to by the input and output message parts
+ * (henceforth referred to as wrapper elements) are both complex types defined
+ * using the xsd:sequence compositor
+ * <li>(v) The wrapper elements only contain child elements, they must not
+ * contain other structures such as wildcards (element or attribute),
+ * xsd:choice, substitution groups (element references are not permitted) or
+ * attributes; furthermore, they must not be nillable.
+ * </ul>
+ *
+ * @version $Rev$ $Date$
+ */
+public class WrapperInfo {
+ private ElementInfo inputWrapperElement;
+
+ private ElementInfo outputWrapperElement;
+
+ private List<ElementInfo> inputChildElements;
+
+ private List<ElementInfo> outputChildElements;
+
+ private DataType<List<DataType<XMLType>>> unwrappedInputType;
+
+ private DataType<XMLType> unwrappedOutputType;
+
+ private String dataBinding;
+
+ public WrapperInfo(String dataBinding,
+ ElementInfo inputWrapperElement,
+ ElementInfo outputWrapperElement,
+ List<ElementInfo> inputElements,
+ List<ElementInfo> outputElements) {
+ super();
+ this.dataBinding = dataBinding;
+ this.inputWrapperElement = inputWrapperElement;
+ this.outputWrapperElement = outputWrapperElement;
+ this.inputChildElements = inputElements;
+ this.outputChildElements = outputElements;
+ }
+
+ /**
+ * @return the inputElements
+ */
+ public List<ElementInfo> getInputChildElements() {
+ return inputChildElements;
+ }
+
+ /**
+ * @return the inputWrapperElement
+ */
+ public ElementInfo getInputWrapperElement() {
+ return inputWrapperElement;
+ }
+
+ /**
+ * @return the outputElements
+ */
+ public List<ElementInfo> getOutputChildElements() {
+ return outputChildElements;
+ }
+
+ /**
+ * @return the outputWrapperElement
+ */
+ public ElementInfo getOutputWrapperElement() {
+ return outputWrapperElement;
+ }
+
+ /**
+ * @return the unwrappedInputType
+ */
+ public DataType<List<DataType<XMLType>>> getUnwrappedInputType() {
+ if (unwrappedInputType == null) {
+ List<DataType<XMLType>> childTypes = new ArrayList<DataType<XMLType>>();
+ for (ElementInfo element : getInputChildElements()) {
+ DataType<XMLType> type = new DataType<XMLType>(dataBinding, Object.class, new XMLType(element));
+ // type.setMetadata(ElementInfo.class.getName(),
+ // getElementInfo(element));
+ childTypes.add(type);
+ }
+ unwrappedInputType =
+ new DataType<List<DataType<XMLType>>>("idl:unwrapped.input", Object[].class, childTypes);
+ }
+ return unwrappedInputType;
+ }
+
+ /**
+ * @return the unwrappedOutputType
+ */
+ public DataType<XMLType> getUnwrappedOutputType() {
+ if (unwrappedOutputType == null) {
+ List<ElementInfo> elements = getOutputChildElements();
+ if (elements != null && elements.size() > 0) {
+ if (elements.size() > 1) {
+ // We don't support output with multiple parts
+ throw new IllegalArgumentException("Multi-part output is not supported");
+ }
+ ElementInfo element = elements.get(0);
+ unwrappedOutputType = new DataType<XMLType>(dataBinding, Object.class, new XMLType(element));
+ }
+ }
+ return unwrappedOutputType;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/IntentRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/IntentRegistry.java
new file mode 100644
index 0000000000..8517977f0d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/IntentRegistry.java
@@ -0,0 +1,83 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.policy;
+
+import java.util.Collection;
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.model.Intent;
+import org.apache.tuscany.spi.model.IntentName;
+
+/**
+ * The registry for intents.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface IntentRegistry {
+
+ /**
+ * Register a intent.
+ *
+ * @param intent intent to register
+ */
+ void register(Intent intent);
+
+ /**
+ * Unregister a intent.
+ *
+ * @param intent intent to unregister
+ */
+ void unRegister(Intent intent);
+
+ /**
+ * Replace the profile intents in intentNameList with the real concrete intent.
+ *
+ * @param intentNameList intent list that may contains profile intents
+ * @param artifact QName of SCA artifact
+ * @return concrete intents list
+ */
+ Collection<IntentName> inlineProfileIntent(Collection<IntentName> intentNameList, QName artifact);
+
+ /**
+ * Whether the intent is appplicable for specified SCA artifact.
+ *
+ * @param intentName name of intent
+ * @param artifact QName of SCA artifact
+ * @return Whether the intent is appplicable for specified SCA artifact
+ */
+ boolean isApplicable(IntentName intentName, QName artifact);
+
+ /**
+ * Get a list including all qualified intents for a qulifiable intent.
+ *
+ * @param qualifiable qualifiable intent
+ * @param artifact QName of SCA artifact
+ * @return list including all qualified intents for a qulifiable intent.
+ */
+ Collection<IntentName> getQualifiedIntents(IntentName qualifiable, QName artifact);
+
+ /**
+ * Whether the intent is a qualified.
+ *
+ * @param name intent name.
+ * @return whether the intent is a qualified
+ */
+ boolean isQualifiedIntent(IntentName name);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/PolicyBuilderRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/PolicyBuilderRegistry.java
new file mode 100644
index 0000000000..d65bc3edf1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/PolicyBuilderRegistry.java
@@ -0,0 +1,70 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.policy;
+
+import org.apache.tuscany.spi.builder.BuilderException;
+import org.apache.tuscany.spi.model.AbstractReferenceDefinition;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.OutboundWire;
+
+/**
+ * A registry for policy builders that dispatches to the appropriate builder when converting an assembly to runtime
+ * artifacts. Policy builders operate on either a source- or target-side wires.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface PolicyBuilderRegistry {
+
+ int INITIAL = 0;
+ int EXTENSION = 1;
+ int FINAL = 2;
+
+ /**
+ * Registers a target-side policy builder. Called by extensions to register their builders.
+ *
+ * @param phase the phase hwne the builder must be run
+ * @param builder the builder to register
+ */
+ void registerTargetBuilder(int phase, TargetPolicyBuilder builder);
+
+ /**
+ * Registers a source-side policy builder. Called by extensions to register their builders.
+ *
+ * @param phase the phase hwne the builder must be run
+ * @param builder the builder to register
+ */
+ void registerSourceBuilder(int phase, SourcePolicyBuilder builder);
+
+ /**
+ * Evaluates source-side policy metadata for referenceDefinition and updates the curresponding collection of wire
+ * configurations
+ *
+ * @throws BuilderException
+ */
+ void buildSource(AbstractReferenceDefinition referenceDefinition, OutboundWire wire) throws BuilderException;
+
+ /**
+ * Evaluates target-side policy metadata for configured reference and updates the curresponding collection of wire
+ * configurations
+ *
+ * @throws BuilderException
+ */
+ void buildTarget(ServiceDefinition serviceDefinition, InboundWire wire) throws BuilderException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/PolicyEngine.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/PolicyEngine.java
new file mode 100644
index 0000000000..fd4ba129d5
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/PolicyEngine.java
@@ -0,0 +1,42 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.policy;
+
+import java.util.Collection;
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.model.IntentName;
+import org.apache.tuscany.spi.model.PolicyModel;
+
+/**
+ * Responsible for matching concrete policy artifacts required by abstract intent name.
+ */
+public interface PolicyEngine {
+
+ /**
+ * Retrieve policies which match the intents requirement on a SCA artifact. See SCA policy frame spec. 1.4.5 Guided
+ * Selection of PolicySets using Intents
+ *
+ * @param requires Intent names requred by the SCA artifact
+ * @param policySetName PolicySet names specify on the SCA artifact explicitly
+ * @param artifactType QName of SCA artifact type, which may be a abstract artifact type
+ * @return Collection contains all policy matching the intent requirement
+ */
+ Collection<PolicyModel> getPolicy(IntentName[] requires, QName[] policySetName, QName artifactType);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/PolicySetContainer.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/PolicySetContainer.java
new file mode 100644
index 0000000000..f7a9e0922a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/PolicySetContainer.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.policy;
+
+import java.util.Collection;
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.model.PolicySet;
+
+/**
+ * The host for PolicySet.
+ */
+public interface PolicySetContainer {
+
+ /**
+ * Get all PolicySet of this container
+ *
+ * @return Collection contains all PolicySet of this container
+ */
+ Collection<PolicySet> getAllPolicySet();
+
+ /**
+ * Get PolicySet by name.
+ *
+ * @param name QName of PolicySet.
+ * @return PolicySet with specified name
+ */
+ PolicySet getPolicySet(QName name);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/SCATypeManager.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/SCATypeManager.java
new file mode 100644
index 0000000000..3a5127f014
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/SCATypeManager.java
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.policy;
+
+import javax.xml.namespace.QName;
+
+public interface SCATypeManager {
+
+ /**
+ * Whether the <code>subType</code> is a sub type of <code>type</code> or the type itself.
+ */
+ boolean isTypeOf(QName subType, QName type);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/SourcePolicyBuilder.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/SourcePolicyBuilder.java
new file mode 100644
index 0000000000..5e2c152052
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/SourcePolicyBuilder.java
@@ -0,0 +1,41 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.policy;
+
+import org.apache.tuscany.spi.builder.BuilderException;
+import org.apache.tuscany.spi.model.AbstractReferenceDefinition;
+import org.apache.tuscany.spi.wire.OutboundWire;
+
+/**
+ * Implementations contribute {@link org.apache.tuscany.spi.wire.Interceptor}s to handle source-side policy on a wire.
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface SourcePolicyBuilder {
+
+ /**
+ * Callback for attaching policy to a source-side wire
+ *
+ * @param definition the service definition
+ * @param wire the wire to attach policy to
+ * @throws BuilderException
+ */
+ void build(AbstractReferenceDefinition definition, OutboundWire wire) throws BuilderException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/SourcePolicyBuilderExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/SourcePolicyBuilderExtension.java
new file mode 100644
index 0000000000..2bb06add8f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/SourcePolicyBuilderExtension.java
@@ -0,0 +1,53 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.policy;
+
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+import org.osoa.sca.annotations.Property;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+
+/**
+ * A runtime extension point for {@link SourcePolicyBuilder}s
+ *
+ * @version $Rev$ $Date$
+ */
+@EagerInit
+public abstract class SourcePolicyBuilderExtension implements SourcePolicyBuilder {
+ protected int phase = PolicyBuilderRegistry.EXTENSION;
+ private PolicyBuilderRegistry registry;
+
+ @Autowire
+ public void setRegistry(PolicyBuilderRegistry registry) {
+ this.registry = registry;
+ }
+
+ @Property
+ public void setPhase(int phase) {
+ this.phase = phase;
+ }
+
+ @Init
+ public void init() {
+ registry.registerSourceBuilder(phase, this);
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/TargetPolicyBuilder.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/TargetPolicyBuilder.java
new file mode 100644
index 0000000000..c4b932fdd8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/TargetPolicyBuilder.java
@@ -0,0 +1,41 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.policy;
+
+import org.apache.tuscany.spi.builder.BuilderException;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+import org.apache.tuscany.spi.wire.InboundWire;
+
+/**
+ * Implementations contribute {@link org.apache.tuscany.spi.wire.Interceptor}s to handle target-side policy on a wire.
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface TargetPolicyBuilder {
+
+ /**
+ * Callback for attaching policy to a target-side wire
+ *
+ * @param definition the service definition
+ * @param wire the wire to attach policy to
+ * @throws BuilderException
+ */
+ void build(ServiceDefinition definition, InboundWire wire) throws BuilderException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/TargetPolicyBuilderExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/TargetPolicyBuilderExtension.java
new file mode 100644
index 0000000000..babcce50e9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/policy/TargetPolicyBuilderExtension.java
@@ -0,0 +1,53 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.policy;
+
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+import org.osoa.sca.annotations.Property;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+
+/**
+ * A runtime extension point for {@link org.apache.tuscany.spi.policy.SourcePolicyBuilder}s
+ *
+ * @version $Rev$ $Date$
+ */
+@EagerInit
+public abstract class TargetPolicyBuilderExtension implements TargetPolicyBuilder {
+ protected int phase = PolicyBuilderRegistry.EXTENSION;
+ private PolicyBuilderRegistry registry;
+
+ @Autowire
+ public void setRegistry(PolicyBuilderRegistry registry) {
+ this.registry = registry;
+ }
+
+ @Property
+ public void setPhase(int phase) {
+ this.phase = phase;
+ }
+
+ @Init
+ public void init() {
+ registry.registerTargetBuilder(phase, this);
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/resolver/ResolutionException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/resolver/ResolutionException.java
new file mode 100644
index 0000000000..fd7394b6dd
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/resolver/ResolutionException.java
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.resolver;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * Denotes an error during the resolve phase as an assembly is evaluated
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class ResolutionException extends TuscanyException {
+
+ public ResolutionException() {
+ }
+
+ public ResolutionException(String message) {
+ super(message);
+ }
+
+ public ResolutionException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public ResolutionException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public ResolutionException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public ResolutionException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/resolver/Resolver.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/resolver/Resolver.java
new file mode 100644
index 0000000000..036d43eae3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/resolver/Resolver.java
@@ -0,0 +1,37 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.resolver;
+
+import org.apache.tuscany.spi.model.ModelObject;
+
+/**
+ * Implementations are responsible for resolving resources referenced by an assembly model object
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Resolver<T extends ModelObject> {
+
+ /**
+ * Processes a model object, resolving resources referenced by it
+ *
+ * @param object the model object to process
+ * @throws ResolutionException
+ */
+ void resolve(T object) throws ResolutionException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/resolver/ResolverRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/resolver/ResolverRegistry.java
new file mode 100644
index 0000000000..62bdb8d52d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/resolver/ResolverRegistry.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.resolver;
+
+import org.apache.tuscany.spi.model.ModelObject;
+
+/**
+ * Registry for resolvers that handle resolution of resources referenced by assembly model elements
+ * <p/>
+ * Resolvers are contributed by system extensions
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ResolverRegistry {
+ /**
+ * Register a resolver for a model type.
+ *
+ * @param modelClass the type model element the resolver handles
+ * @param resolver the resolver to be registered
+ */
+ <T extends ModelObject> void register(Class<T> modelClass, Resolver<T> resolver);
+
+ /**
+ * Unregister a resolver for a model type.
+ *
+ * @param modelClass the model type whose builder should be unregistered
+ */
+ <T extends ModelObject> void unregister(Class<T> modelClass);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/VoidService.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/VoidService.java
new file mode 100644
index 0000000000..777cfbd3e9
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/VoidService.java
@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services;
+
+import org.osoa.sca.annotations.Service;
+
+/**
+ * Empty interface for a service component that has no operations.
+ * This can be used as a default service interface by components that
+ * do not wish the base class to be used as the interface as specified
+ * by the defaulting rules.
+ *
+ * @version $Rev$ $Date$
+ */
+@Service
+public interface VoidService {
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/artifact/Artifact.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/artifact/Artifact.java
new file mode 100644
index 0000000000..4da522d196
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/artifact/Artifact.java
@@ -0,0 +1,197 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.artifact;
+
+import java.net.URL;
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * Description of some packaged artifact such as a JAR file or a Composite.
+ *
+ * @version $Rev$ $Date$
+ */
+public class Artifact {
+
+ /* Artifact group */
+ private String group;
+
+ /* Artifact name */
+ private String name;
+
+ /* Artifact version */
+ private String version;
+
+ /* Artifact classifier */
+ private String classifier;
+
+ /* Artifact type */
+ private String type;
+
+ /* Artifact url */
+ private URL url;
+
+ /* Transitive dependencies */
+ private Set<Artifact> dependencies = new HashSet<Artifact>();
+
+ /**
+ * Adds a transitive dependency to the artifact.
+ *
+ * @param artifact Dependency to be added.
+ */
+ public void addDependency(Artifact artifact) {
+ dependencies.add(artifact);
+ }
+
+ /**
+ * Gets the URLs for all the transitive dependencies.
+ *
+ * @return Sets of URLs for all the transitive dependencies.
+ */
+ public Set<URL> getUrls() {
+
+ Set<URL> urls = new HashSet<URL>();
+
+ for (Artifact artifact : dependencies) {
+ urls.add(artifact.getUrl());
+ }
+ urls.add(getUrl());
+
+ return urls;
+
+ }
+
+ /**
+ * Returns the name of a logical grouping to which this artifact belongs. For example, this might represent the
+ * original publisher of the artifact.
+ *
+ * @return the name of a logical grouping to which this artifact belongs
+ */
+ public String getGroup() {
+ return group;
+ }
+
+ /**
+ * Sets the name of a logical grouping to which this artifact belongs.
+ *
+ * @param group the name of a logical grouping to which this artifact belongs
+ */
+ public void setGroup(String group) {
+ this.group = group;
+ }
+
+ /**
+ * Returns the name of an artifact.
+ *
+ * @return the name of an artifact
+ */
+ public String getName() {
+ return name;
+ }
+
+ /**
+ * Sets the name of an artifact.
+ *
+ * @param name the name of an artifact
+ */
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ /**
+ * Returns the version of an artifact.
+ *
+ * @return the version of an artifact
+ */
+ public String getVersion() {
+ return version;
+ }
+
+ /**
+ * Sets the version of an artifact.
+ *
+ * @param version the version of an artifact
+ */
+ public void setVersion(String version) {
+ this.version = version;
+ }
+
+ /**
+ * Returns a way of classifying an artifact. This can be used to distinguish variants of an artifact that provide
+ * the same function but which may have platform specific requirements. For example, it may contain the name of a
+ * hardware platform for artifacts that contain native code.
+ *
+ * @return a way of classifying an artifact
+ */
+ public String getClassifier() {
+ return classifier;
+ }
+
+ /**
+ * Sets a way of classifying an artifact
+ *
+ * @param classifier a way of classifying an artifact
+ */
+ public void setClassifier(String classifier) {
+ this.classifier = classifier;
+ }
+
+ /**
+ * Returns the type of artifact.
+ *
+ * @return the type of artifact
+ */
+ public String getType() {
+ return type;
+ }
+
+ /**
+ * Sets the type of artifact.
+ *
+ * @param type the type of artifact
+ */
+ public void setType(String type) {
+ this.type = type;
+ }
+
+ /**
+ * Returns a URL from which the artifact can be obtained.
+ *
+ * @return a URL from which the artifact can be obtained
+ */
+ public URL getUrl() {
+ return url;
+ }
+
+ /**
+ * Sets a URL from which the artifact can be obtained.
+ *
+ * @param url a URL from which the artifact can be obtained
+ */
+ public void setUrl(URL url) {
+ this.url = url;
+ }
+
+
+ public String toString() {
+ StringBuilder buf = new StringBuilder();
+ buf.append(group).append(':').append(name).append(':').append(version).append(':').append(type);
+ return buf.toString();
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/artifact/ArtifactRepository.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/artifact/ArtifactRepository.java
new file mode 100644
index 0000000000..b0f590e163
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/artifact/ArtifactRepository.java
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.artifact;
+
+import java.util.Collection;
+
+/**
+ * Abstraction for a repository of SCA and other artifacts.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ArtifactRepository {
+ /**
+ * Resolve an artifact.
+ * This ensures that the information associated with an artifact is fully populated;
+ * Specifically, after this operation the URL should contain a location where the artifact can be obtained.
+ *
+ * @param artifact the artifact to be resolved
+ */
+ void resolve(Artifact artifact);
+
+ /**
+ * Resolve a collection of Artifacts.
+ *
+ * @param artifacts a collection of artifacts to be resolved
+ * @see #resolve(Artifact)
+ */
+ void resolve(Collection<? extends Artifact> artifacts);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/AbstractDiscoveryService.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/AbstractDiscoveryService.java
new file mode 100644
index 0000000000..a3dcaae21f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/AbstractDiscoveryService.java
@@ -0,0 +1,149 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.discovery;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.host.RuntimeInfo;
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.osoa.sca.annotations.Destroy;
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+
+/**
+ * Abstract implementation of the discovery service.
+ *
+ * @version $Revision$ $Date$
+ *
+ */
+@EagerInit
+public abstract class AbstractDiscoveryService implements DiscoveryService {
+
+ /** Runtime info. */
+ private RuntimeInfo runtimeInfo;
+
+ /** Request listeners. */
+ private Map<QName, RequestListener> requestListenerMap = new ConcurrentHashMap<QName, RequestListener>();
+
+ /** Response listeners. */
+ private Map<QName, ResponseListener> responseListenerMap = new ConcurrentHashMap<QName, ResponseListener>();
+
+ /**
+ * Registers a request listener for async messages.
+ *
+ * @param messageType Message type that can be handled by the listener.
+ * @param listener Recipient of the async message.
+ */
+ public void registerRequestListener(QName messageType, RequestListener listener) {
+ requestListenerMap.put(messageType, listener);
+ }
+
+ /**
+ * Registers a response listener for async messages.
+ *
+ * @param messageType Message type that can be handled by the listener.
+ * @param listener Recipient of the async message.
+ */
+ public void registerResponseListener(QName messageType, ResponseListener listener) {
+ responseListenerMap.put(messageType, listener);
+ }
+
+ /**
+ * Sets the runtime info for the runtime using the discovery service.
+ *
+ * @param runtimeInfo Runtime info for the runtime using the discovery service.
+ */
+ @Autowire
+ public final void setRuntimeInfo(RuntimeInfo runtimeInfo) {
+ this.runtimeInfo = runtimeInfo;
+ }
+
+ /**
+ * Starts the discovery service.
+ */
+ @Init
+ public final void start() throws DiscoveryException {
+ onStart();
+ }
+
+ /**
+ * Stops the discovery service.
+ */
+ @Destroy
+ public final void stop() throws DiscoveryException {
+ onStop();
+ }
+
+ /**
+ * Gets the runtime info for the runtime using the discovery service.
+ *
+ * @return Runtime info for the runtime using the discovery service.
+ */
+ protected final RuntimeInfo getRuntimeInfo() {
+ return runtimeInfo;
+ }
+
+ /**
+ * Returns the request listener for the specified message type.
+ *
+ * @param messageType Message type for the incoming message.
+ * @return Listener interested in the message type.
+ */
+ public final RequestListener getRequestListener(QName messageType) {
+ return requestListenerMap.get(messageType);
+ }
+
+ /**
+ * Returns the request listener for the specified message type.
+ *
+ * @param messageType Message type for the incoming message.
+ * @return Listener interested in the message type.
+ */
+ public final ResponseListener getResponseListener(QName messageType) {
+ return responseListenerMap.get(messageType);
+ }
+
+ /**
+ * Broadcasts the messages to all runtimes in the domain.
+ *
+ * @param content Message content.
+ * @return The message id.
+ * @throws DiscoveryException In case of discovery errors.
+ */
+ public int broadcastMessage(XMLStreamReader content) throws DiscoveryException {
+ return sendMessage(null, content);
+ }
+
+ /**
+ * Required to be overridden by sub-classes.
+ *
+ */
+ protected abstract void onStart() throws DiscoveryException;
+
+ /**
+ * Required to be overridden by sub-classes.
+ *
+ */
+ protected abstract void onStop() throws DiscoveryException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/DiscoveryException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/DiscoveryException.java
new file mode 100644
index 0000000000..e85bd797b3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/DiscoveryException.java
@@ -0,0 +1,48 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.discovery;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * Checked exception thrown during discovery operations.
+ *
+ * @version $Revision$ $Date$
+ *
+ */
+@SuppressWarnings("serial")
+public class DiscoveryException extends TuscanyException {
+
+ /**
+ * Initialises the exception message.
+ * @param message Message for the exception.
+ */
+ public DiscoveryException(String message) {
+ super(message);
+ }
+
+ /**
+ * Initialises the exception root cause.
+ * @param message Root cause for the exception.
+ */
+ public DiscoveryException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/DiscoveryService.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/DiscoveryService.java
new file mode 100644
index 0000000000..5c0a518323
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/DiscoveryService.java
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.discovery;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamReader;
+
+/**
+ * Defines the abstraction that allows runtimes participating
+ * in the domain to discover each other and broadcast liveness
+ * to the admin server that holds the domain's runtime physical
+ * model and the domain-wide assembly model..
+ *
+ * @version $Revision$ $Date$
+ *
+ */
+public interface DiscoveryService {
+
+ /**
+ * Sends a message to the specified runtime. The method returns a unique
+ * message id for the sent message. The consumers can use the message id for
+ * correlating responses to sent messages.
+ *
+ * @param runtimeId Runtime id of recipient.
+ * @param content Message content.
+ * @return The message id.
+ * @throws DiscoveryException In case of discovery errors.
+ */
+ int sendMessage(String runtimeId, XMLStreamReader content) throws DiscoveryException;
+
+ /**
+ * Broadcasts the messages to all runtimes in the domain.
+ *
+ * @param content Message content.
+ * @return The message id.
+ * @throws DiscoveryException In case of discovery errors.
+ */
+ int broadcastMessage(XMLStreamReader content) throws DiscoveryException;
+
+ /**
+ * Registers a request listener for async messages. Request listeners handle
+ * unslolicited async messages sent by recipients.
+ *
+ * @param messageType Message type that can be handled by the listener.
+ * @param listener Recipient of the async message.
+ */
+ void registerRequestListener(QName messageType, RequestListener listener);
+
+ /**
+ * Registers a response listener for async messages. Response listeners handle
+ * async meesages that are received in response to a request message that was
+ * originally sent.
+ *
+ * @param messageType Message type that can be handled by the listener.
+ * @param listener Recipient of the async message.
+ */
+ void registerResponseListener(QName messageType, ResponseListener listener);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/RequestListener.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/RequestListener.java
new file mode 100644
index 0000000000..8729757a6b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/RequestListener.java
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.discovery;
+
+import javax.xml.stream.XMLStreamReader;
+
+/**
+ * Message listener for propogating callbacks. Request listeners handle
+ * unslolicited async messages sent by recipients.
+ *
+ * @version $Revision$ $Date$
+ *
+ */
+public interface RequestListener {
+
+ /**
+ * Callback for propogating async messages.
+ * @param content Message content.
+ * @return Response to the request message.
+ */
+ XMLStreamReader onRequest(XMLStreamReader content);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/ResponseListener.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/ResponseListener.java
new file mode 100644
index 0000000000..5b84ec4002
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/discovery/ResponseListener.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.discovery;
+
+import javax.xml.stream.XMLStreamReader;
+
+/**
+ * Message listener for propogating callbacks. Response listeners handle
+ * async meesages that are received in response to a request message that was
+ * originally sent.
+ *
+ * @version $Revision$ $Date$
+ *
+ */
+public interface ResponseListener {
+
+ /**
+ * Callback for propogating async messages.
+ * @param content Message content.
+ * @param An optional message id if this was in response to a message that was sent.
+ */
+ void onResponse(XMLStreamReader content, int messageId);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/management/TuscanyManagementService.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/management/TuscanyManagementService.java
new file mode 100644
index 0000000000..10c2215bf6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/management/TuscanyManagementService.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.management;
+
+import org.apache.tuscany.host.management.ManagementService;
+import org.apache.tuscany.spi.component.Component;
+
+/**
+ * Interface for the management service abstraction. The implementaion
+ * could be based on a variety of technologies including JMX, WSDM,
+ * SNMP etc.
+ *
+ * @version $Revision$ $Date$
+ */
+public interface TuscanyManagementService extends ManagementService<Component> {
+
+ /**
+ * Registers a component for management.
+ *
+ * @param name Name of the component.
+ * @param component Component to be registered.
+ */
+ void registerComponent(String name, Component component);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/DuplicateRecordException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/DuplicateRecordException.java
new file mode 100644
index 0000000000..1210d05f5a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/DuplicateRecordException.java
@@ -0,0 +1,31 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.store;
+
+/**
+ * thrown when a record already exists during an insert operation
+ *
+ * @version $Rev$ $Date$
+ */
+public class DuplicateRecordException extends StoreWriteException {
+
+ public DuplicateRecordException(String owner, String identifier) {
+ super(null, owner, identifier);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/RecoveryListener.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/RecoveryListener.java
new file mode 100644
index 0000000000..186d741c04
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/RecoveryListener.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.store;
+
+import java.util.UUID;
+
+/**
+ * Implementations receive callback events during a store recovery operation
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RecoveryListener {
+
+ /**
+ * Signals the start of a recovery
+ */
+ void onBegin();
+
+ /**
+ * Received when a record is recovered
+ *
+ * @param id
+ */
+ void onRecord(UUID id);
+
+ /**
+ * Signals the end of recovery
+ */
+ void onEnd();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/Store.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/Store.java
new file mode 100644
index 0000000000..7a09f90811
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/Store.java
@@ -0,0 +1,96 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.store;
+
+import org.apache.tuscany.spi.component.SCAObject;
+import org.apache.tuscany.spi.event.EventPublisher;
+
+/**
+ * Implementations provide a persistent store for runtime data such as conversational state. A persistent store could be
+ * implemented in a durable fashion using JDBC or a journaling system, or using a non-durable mechanism such as an
+ * in-memory map.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Store extends EventPublisher {
+
+ /* Used to indicate an the default expiration offset for records for the store */
+ long DEFAULT_EXPIRATION_OFFSET = -1;
+
+ /* Used to indicate an entry should not expire */
+ long NEVER = -2;
+
+ /**
+ * Adds the given record to the store. Implementations may choose different strategies for writing data such as
+ * write-through or write-behind.
+ *
+ * @param owner the instance owner
+ * @param id the unique id of the record
+ * @param object the object representing the data to write
+ * @param expiration the time in milliseconds when the entry expires
+ * @throws StoreWriteException if an error occurs during the write operation
+ */
+ void insertRecord(SCAObject owner, String id, Object object, long expiration) throws StoreWriteException;
+
+ /**
+ * Updates a given record in the store, overwriting previous information.
+ *
+ * @param owner the instance owner
+ * @param id the unique id of the record
+ * @param object the object representing the data to write
+ * @param expiration the time in milliseconds when the entry expires
+ * @throws StoreWriteException
+ */
+ void updateRecord(SCAObject owner, String id, Object object, long expiration) throws StoreWriteException;
+
+ /**
+ * Returns the deserialized object in the store corresponding to the given id
+ *
+ * @param owner the instance owner
+ * @param id the unique id of the record
+ * @return the deserialized object or null if one is not found
+ * @throws StoreReadException
+ */
+ Object readRecord(SCAObject owner, String id) throws StoreReadException;
+
+ /**
+ * Removes a record from the store
+ *
+ * @param owner the instance owner
+ * @param id the unique id of the record
+ * @throws StoreWriteException
+ */
+ void removeRecord(SCAObject owner, String id) throws StoreWriteException;
+
+ /**
+ * Removes all records from the store
+ *
+ * @throws StoreWriteException
+ */
+ void removeRecords() throws StoreWriteException;
+
+ /**
+ * Initiates a recovery operation, for example during restart after a crash
+ *
+ * @param listener the listener to receive recovery callback events
+ * @throws StoreReadException
+ */
+ void recover(RecoveryListener listener) throws StoreReadException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreException.java
new file mode 100644
index 0000000000..59f1797490
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreException.java
@@ -0,0 +1,54 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.store;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * Represents a generic exception thrown by a <code>Store</code>
+ *
+ * @version $Rev$ $Date$
+ */
+public class StoreException extends TuscanyException {
+ private final String owner;
+
+ public StoreException(String message, String owner, String identifier) {
+ super(message, identifier);
+ this.owner = owner;
+ }
+
+ public StoreException(String message, String owner, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ this.owner = owner;
+ }
+
+ public StoreException(String message, String owner, Throwable cause) {
+ super(message, cause);
+ this.owner = owner;
+ }
+
+ public StoreException(Throwable cause) {
+ super(cause);
+ owner = null;
+ }
+
+ public String getOwner() {
+ return owner;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreExpirationEvent.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreExpirationEvent.java
new file mode 100644
index 0000000000..fbb38dd362
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreExpirationEvent.java
@@ -0,0 +1,71 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.store;
+
+import org.apache.tuscany.spi.component.SCAObject;
+import org.apache.tuscany.spi.event.Event;
+
+/**
+ * Fired when a store implementation expires a resource
+ *
+ * @version $Rev$ $Date$
+ */
+public class StoreExpirationEvent implements Event {
+ private Object source;
+ private SCAObject owner;
+ private Object instance;
+
+ /**
+ * Constructor.
+ *
+ * @param source the source of the event
+ * @param owner the owner of the expiring object
+ * @param instance the expiring object
+ */
+ public StoreExpirationEvent(Object source, SCAObject owner, Object instance) {
+ assert source != null;
+ assert owner != null;
+ assert instance != null;
+ this.source = source;
+ this.owner = owner;
+ this.instance = instance;
+ }
+
+ public Object getSource() {
+ return source;
+ }
+
+ /**
+ * Returns the owner of the expiring object.
+ *
+ * @return the owner of the expiring object.
+ */
+ public SCAObject getOwner() {
+ return owner;
+ }
+
+ /**
+ * Returns the expiring object.
+ *
+ * @return the expiring object.
+ */
+ public Object getInstance() {
+ return instance;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreMonitor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreMonitor.java
new file mode 100644
index 0000000000..4f5177bf45
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreMonitor.java
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.store;
+
+import org.apache.tuscany.api.annotation.LogLevel;
+
+/**
+ * A generic monintor interface for services to log events
+ *
+ * @version $Rev$ $Date$
+ */
+public interface StoreMonitor {
+
+ /**
+ * Signals the service has started
+ *
+ * @param msg
+ */
+ @LogLevel("FINER")
+ void start(String msg);
+
+ /**
+ * Signals the service has been shutdown
+ *
+ * @param msg
+ */
+ @LogLevel("FINER")
+ void stop(String msg);
+
+ /**
+ * Fired when recovery is started
+ */
+ @LogLevel("FINER")
+ void beginRecover();
+
+ /**
+ * Fired when recovery is completed
+ */
+ @LogLevel("FINER")
+ void endRecover();
+
+ /**
+ * Fired when a record is processed during recovery
+ *
+ * @param recordId the id of the record being recovered
+ */
+ @LogLevel("FINER")
+ void recover(Object recordId);
+
+ /**
+ * Signals an error event
+ *
+ * @param e the error
+ */
+ @LogLevel("SEVERE")
+ void error(Throwable e);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreReadException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreReadException.java
new file mode 100644
index 0000000000..0f46ac6878
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreReadException.java
@@ -0,0 +1,41 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.store;
+
+/**
+ * Thrown when an error occurs reading from persistent storage
+ *
+ * @version $Rev$ $Date$
+ */
+public class StoreReadException extends StoreException {
+
+ public StoreReadException(Throwable cause) {
+ super(cause);
+ }
+
+ public StoreReadException(String message, String owner, String identifier) {
+ super(message, owner, identifier);
+ }
+
+ public StoreReadException(String owner, String identifier, Throwable throwable) {
+ super(owner, identifier, throwable);
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreWriteException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreWriteException.java
new file mode 100644
index 0000000000..9eef91db9a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/store/StoreWriteException.java
@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.store;
+
+/**
+ * Thrown when an error occurs writing to persistent storage
+ *
+ * @version $Rev$ $Date$
+ */
+public class StoreWriteException extends StoreException {
+
+ public StoreWriteException(String message, String owner, String identifier) {
+ super(message, owner, identifier);
+ }
+
+ public StoreWriteException(String message, String owner, String identifier, Throwable cause) {
+ super(message, owner, identifier, cause);
+ }
+
+ public StoreWriteException(String message, String owner, Throwable cause) {
+ super(message, owner, cause);
+ }
+
+ public StoreWriteException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/work/NotificationListener.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/work/NotificationListener.java
new file mode 100644
index 0000000000..9675cdce53
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/work/NotificationListener.java
@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.work;
+
+/**
+ * A callback inyterface that can be optionally used for registering
+ * interest in status of asynchronously scheduled unit of work.
+ *
+ */
+public interface NotificationListener<T extends Runnable> {
+
+ /**
+ * Callback method when the unit of work is accepted.
+ *
+ * @param work Work that was accepted.
+ */
+ void workAccepted(T work);
+
+ /**
+ * Callback method when the unit of work is successfully completed.
+ *
+ * @param work Work that was succesfully completed.
+ */
+ void workCompleted(T work);
+
+ /**
+ * Callback when the unit of work is started.
+ *
+ * @param work Unit of work that was started.
+ */
+ void workStarted(T work);
+
+ /**
+ * Callback when the unit of work is rejected.
+ *
+ * @param work Unit of work that was rejected.
+ */
+ void workRejected(T work);
+
+ /**
+ * Callnack when the unit of work fails to complete.
+ *
+ * @param work Unit of work that failed to complete.
+ * @param error Error that caused the unit of work to fail.
+ */
+ void workFailed(T work, Throwable error);
+
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/work/WorkScheduler.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/work/WorkScheduler.java
new file mode 100644
index 0000000000..0824990c93
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/work/WorkScheduler.java
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.work;
+
+/**
+ * Defines the contract for scheduling asychronous units of work.
+ *
+ * <p>
+ * Units of work can be scheduled with an optional <code>NotificationListener</code>.
+ * If a notification listener is specified, the caller will be notified regarding the
+ * status of the work. The unit of work can either be completed, rejected or completed
+ * with an error. If the work completed with an error, the caller is notfied with the
+ * error details.
+ * </p>
+ *
+ */
+public interface WorkScheduler {
+
+ /**
+ * Schedules a unit of work for future execution. The notification listener
+ * is used to register interest in callbacks regarding the status of the work.
+ *
+ * @param work The unit of work that needs to be asynchronously executed.
+ * @param listener Notification listener for callbacks.
+ */
+ <T extends Runnable>void scheduleWork(T work, NotificationListener<T> listener);
+
+ /**
+ * Schedules a unit of work for future execution. The notification listener
+ * is used to register interest in callbacks regarding the status of the work.
+ *
+ * @param work The unit of work that needs to be asynchronously executed.
+ */
+ <T extends Runnable>void scheduleWork(T work);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/work/WorkSchedulerException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/work/WorkSchedulerException.java
new file mode 100644
index 0000000000..d13edab6a7
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/services/work/WorkSchedulerException.java
@@ -0,0 +1,41 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.services.work;
+
+import org.apache.tuscany.api.TuscanyRuntimeException;
+
+/**
+ * Exception thrown by the work scheduler in case of unexpected exceptions.
+ *
+ * @version $Rev$ $Date$
+ *
+ */
+@SuppressWarnings("serial")
+public class WorkSchedulerException extends TuscanyRuntimeException {
+
+ /**
+ * Wraps the root cause.
+ *
+ * @param cause Root cause for the exception.
+ */
+ public WorkSchedulerException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/util/SCAObjectInputStream.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/util/SCAObjectInputStream.java
new file mode 100644
index 0000000000..cf495d7f18
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/util/SCAObjectInputStream.java
@@ -0,0 +1,60 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.util;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.ObjectInputStream;
+import java.io.ObjectStreamClass;
+
+import org.apache.tuscany.spi.component.SCAExternalizable;
+import org.apache.tuscany.spi.component.WorkContext;
+
+/**
+ * Deserializes an object based on the thread context classloader and provides special handling for {@link
+ * SCAExternalizable}
+ *
+ * @version $Rev$ $Date$
+ */
+public class SCAObjectInputStream extends ObjectInputStream {
+ private final ClassLoader classLoader;
+ private WorkContext context;
+
+ public SCAObjectInputStream(InputStream in, WorkContext context) throws IOException, SecurityException {
+ super(in);
+ this.context = context;
+ this.classLoader = Thread.currentThread().getContextClassLoader();
+ enableResolveObject(true);
+ }
+
+ protected Class resolveClass(ObjectStreamClass streamClass) throws IOException, ClassNotFoundException {
+ return classLoader.loadClass(streamClass.getName());
+ }
+
+ protected Object resolveObject(Object obj) throws IOException {
+ if (obj instanceof SCAExternalizable) {
+ SCAExternalizable ext = (SCAExternalizable) obj;
+ ext.setWorkContext(context);
+ ext.reactivate();
+ }
+ return obj;
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/util/stax/StaxUtil.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/util/stax/StaxUtil.java
new file mode 100644
index 0000000000..e8ade891b7
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/util/stax/StaxUtil.java
@@ -0,0 +1,401 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.util.stax;
+
+import static org.osoa.sca.Constants.SCA_NS;
+
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import javax.xml.XMLConstants;
+import javax.xml.namespace.QName;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLStreamConstants;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.spi.databinding.extension.SimpleTypeMapperExtension;
+import org.apache.tuscany.spi.model.InteractionScope;
+import org.apache.tuscany.spi.model.Multiplicity;
+import org.w3c.dom.Attr;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+
+/**
+ * Utility for stax operations.
+ *
+ * @version $Revision$ $Date: 2007-02-01 05:37:32 +0530 (Thu, 01 Feb
+ * 2007) $
+ */
+public abstract class StaxUtil {
+
+ /** XML input factory. */
+ private static final XMLInputFactory xmlFactory =
+ XMLInputFactory.newInstance("javax.xml.stream.XMLInputFactory", StaxUtil.class
+ .getClassLoader());
+
+ private static final Map<String, Multiplicity> MULTIPLICITY =
+ new HashMap<String, Multiplicity>(4);
+
+ static {
+ MULTIPLICITY.put("0..1", Multiplicity.ZERO_ONE);
+ MULTIPLICITY.put("1..1", Multiplicity.ONE_ONE);
+ MULTIPLICITY.put("0..n", Multiplicity.ZERO_N);
+ MULTIPLICITY.put("1..n", Multiplicity.ONE_N);
+ }
+
+ private StaxUtil() {
+ }
+
+ /**
+ * Convert a "multiplicity" attribute to the equivalent enum value.
+ *
+ * @param multiplicity the attribute to convert
+ * @param def the default value
+ * @return the enum equivalent
+ */
+ public static Multiplicity multiplicity(String multiplicity, Multiplicity def) {
+ return multiplicity == null ? def : MULTIPLICITY.get(multiplicity);
+ }
+
+ /**
+ * Convert a "scope" attribute to the equivalent enum value. Returns
+ * CONVERSATIONAL if the value equals (ignoring case) "conversational",
+ * otherwise returns NONCONVERSATIONAL.
+ *
+ * @param scope the attribute to convert
+ * @return the enum equivalent
+ */
+ public static InteractionScope interactionScope(String scope) {
+ if ("conversational".equalsIgnoreCase(scope)) {
+ return InteractionScope.CONVERSATIONAL;
+ } else {
+ return InteractionScope.NONCONVERSATIONAL;
+ }
+ }
+
+ public static List<Element> createPropertyValues(XMLStreamReader reader,
+ QName type,
+ QName element,
+ boolean many,
+ DocumentBuilder builder) throws XMLStreamException {
+
+ final QName PROPERTY = new QName(SCA_NS, "property");
+ List<Element> propertyValues = new ArrayList<Element>();
+ Document ownerDocument = builder.newDocument();
+ Element value = null;
+ do {
+ value = StaxUtil.createPropertyValue(reader, type, element, many, ownerDocument);
+ if (value != null) {
+ propertyValues.add(value);
+ }
+ } while (!PROPERTY.equals(reader.getName()));
+
+ return propertyValues;
+ }
+
+
+ private static Element createDefaultRootElement(QName type, Document doc) {
+
+ Element root = doc.createElementNS(null, "value");
+ if (type != null) {
+ Attr xsi = doc.createAttributeNS(XMLConstants.XMLNS_ATTRIBUTE_NS_URI, "xmlns:xsi");
+ xsi.setValue(XMLConstants.W3C_XML_SCHEMA_INSTANCE_NS_URI);
+ root.setAttributeNodeNS(xsi);
+
+ String prefix = type.getPrefix();
+ if (prefix == null || prefix.length() == 0) {
+ prefix = "ns";
+ }
+ Attr typeXmlns =
+ doc.createAttributeNS(XMLConstants.XMLNS_ATTRIBUTE_NS_URI, "xmlns:" + prefix);
+ typeXmlns.setValue(type.getNamespaceURI());
+ root.setAttributeNodeNS(typeXmlns);
+
+ Attr xsiType =
+ doc.createAttributeNS(XMLConstants.W3C_XML_SCHEMA_INSTANCE_NS_URI, "xsi:type");
+ xsiType.setValue(prefix + ":" + type.getLocalPart());
+ root.setAttributeNodeNS(xsiType);
+ }
+ return root;
+ }
+
+
+ public static Element createPropertyValue(XMLStreamReader reader,
+ QName type,
+ QName element,
+ boolean many,
+ Document document
+ ) throws XMLStreamException {
+ if (element == null && type != null && SimpleTypeMapperExtension.isSimpleXSDType(type)) {
+ if (many) {
+ //if property is 'many' then each simple value is enclosed within an element
+ //with local name 'value' FIXME :(an assumption for now until specs is clear on this
+ return loadPropertyValue(reader, null, document);
+ } else {
+ // root element has no namespace and local name "value"
+ Element root = createDefaultRootElement(type, document);
+ //doc.appendChild(root);
+ loadPropertyValue(reader, root, document);
+ if (!isValueDefined(root)) {
+ return null;
+ } else {
+ return root;
+ }
+ }
+ } else {
+ return loadPropertyValue(reader, null, document);
+ }
+ }
+
+
+ private static boolean isValueDefined(Element value) {
+ if (value.hasChildNodes()) {
+ Node childNode = value.getFirstChild();
+ if (childNode.getNodeType() == Document.ELEMENT_NODE
+ || (childNode.getNodeType() == Document.TEXT_NODE
+ && childNode.getTextContent().trim().length() > 0)) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+
+ /**
+ * Load a property value specification from an StAX stream into a DOM
+ * Document. Only elements, text and attributes are processed; all comments
+ * and other whitespace are ignored.
+ *
+ * @param reader the stream to read from
+ * @param root the DOM node to load
+ */
+ public static Element loadPropertyValue(XMLStreamReader reader, Element root, Document document) throws XMLStreamException {
+ Node current = root;
+ while (true) {
+ switch (reader.next()) {
+ case XMLStreamConstants.START_ELEMENT:
+ QName name = reader.getName();
+ Element child =
+ document.createElementNS(name.getNamespaceURI(), name.getLocalPart());
+ child.setPrefix(name.getPrefix());
+
+ // add the attributes for this element
+ int count = reader.getAttributeCount();
+ for (int i = 0; i < count; i++) {
+ String ns = reader.getAttributeNamespace(i);
+ String localPart = reader.getAttributeLocalName(i);
+ String value = reader.getAttributeValue(i);
+ child.setAttributeNS(ns, localPart, value);
+ }
+
+ // push the new element and make it the current one
+ if (root == null) {
+ root = child;
+ } else {
+ current.appendChild(child);
+ }
+ current = child;
+
+ break;
+ case XMLStreamConstants.CDATA:
+ if (current != null) {
+ current.appendChild(document.createCDATASection(reader.getText()));
+ }
+ break;
+ case XMLStreamConstants.CHARACTERS:
+ if (current != null) {
+ current.appendChild(document.createTextNode(reader.getText()));
+ }
+ break;
+ case XMLStreamConstants.END_ELEMENT:
+ // if we are back at the root then we are done
+ if (current == root) {
+ return root;
+ }
+
+ // pop the element off the stack
+ current = current.getParentNode();
+ }
+ }
+ }
+
+ /**
+ * Serializes the infoset in the stream reader.
+ *
+ * @param reader Stream reader.
+ * @return Serialized XML.
+ * @throws XMLStreamException In case of an xml stream error.
+ */
+ public static final String serialize(XMLStreamReader reader) throws XMLStreamException {
+
+ try {
+
+ StringBuffer xml = new StringBuffer();
+
+ int event = reader.getEventType();
+ while (true) {
+
+ switch (event) {
+ case XMLStreamConstants.START_ELEMENT:
+ onStartElement(reader, xml);
+ onNsMappings(reader, xml);
+ onAttributes(reader, xml);
+ xml.append(">");
+ break;
+ case XMLStreamConstants.CHARACTERS:
+ if (reader.isWhiteSpace()) {
+ break;
+ }
+ xml.append(reader.getText());
+ break;
+ case XMLStreamConstants.END_ELEMENT:
+ onEndElement(reader, xml);
+ break;
+ }
+
+ if (!reader.hasNext()) {
+ break;
+ }
+ event = reader.next();
+
+ }
+ return xml.toString();
+
+ } finally {
+ reader.close();
+ }
+
+ }
+
+ /**
+ * Creates a stream reader to the serialized XML.
+ *
+ * @param xml Serialized XML to which reader is to be created.
+ * @return XML stream reader instance.
+ * @throws XMLStreamException In case of an xml stream error.
+ */
+ public static final XMLStreamReader createReader(String xml) throws XMLStreamException {
+
+ InputStream in = new ByteArrayInputStream(xml.getBytes());
+ return xmlFactory.createXMLStreamReader(in);
+
+ }
+
+ /**
+ * Creates a stream reader to the serialized XML.
+ *
+ * @param xml XML stream to which reader is to be created.
+ * @return XML stream reader instance.
+ * @throws XMLStreamException In case of an xml stream error.
+ */
+ public static final XMLStreamReader createReader(InputStream xml) throws XMLStreamException {
+
+ return xmlFactory.createXMLStreamReader(xml);
+
+ }
+
+ /**
+ * Returns the qualified name of the document element.
+ *
+ * @param xml Serialized xml that needs to be checked.
+ * @return Qualified name of the document element.
+ * @throws XMLStreamException In case of an xml stream error.
+ */
+ public static final QName getDocumentElementQName(String xml) throws XMLStreamException {
+
+ XMLStreamReader reader = null;
+ try {
+ reader = createReader(xml);
+ reader.next();
+ return reader.getName();
+ } finally {
+ reader.close();
+ }
+
+ }
+
+ /*
+ * Renders end element markup.
+ */
+ private static void onEndElement(XMLStreamReader reader, StringBuffer xml) {
+ String name = getName(reader);
+ xml.append("</");
+ xml.append(name);
+ xml.append(">");
+ }
+
+ /*
+ * Gets the fully-qualified name of the element.
+ */
+ private static String getName(XMLStreamReader reader) {
+ QName qname = reader.getName();
+ String namePrefix = qname.getPrefix();
+ String localPart = qname.getLocalPart();
+ String name =
+ namePrefix == null || "".equals(namePrefix) ? localPart : namePrefix + ":" + localPart;
+ return name;
+ }
+
+ /*
+ * Render the attributes.
+ */
+ private static void onAttributes(XMLStreamReader reader, StringBuffer xml) {
+ for (int i = 0, n = reader.getAttributeCount(); i < n; ++i) {
+ xml.append(" ");
+ xml.append(reader.getAttributeLocalName(i));
+ xml.append("=");
+ xml.append("'");
+ xml.append(reader.getAttributeValue(i));
+ xml.append("'");
+ }
+ }
+
+ /*
+ * Renedr namespace mappings.
+ */
+ private static void onNsMappings(XMLStreamReader reader, StringBuffer xml) {
+ for (int i = 0, n = reader.getNamespaceCount(); i < n; ++i) {
+ String prefix = reader.getNamespacePrefix(i);
+ prefix = prefix == null ? prefix = "xmlns" : "xmlns:" + prefix;
+ xml.append(" ");
+ xml.append(prefix);
+ xml.append("=");
+ xml.append("'");
+ xml.append(reader.getNamespaceURI(i));
+ xml.append("'");
+ }
+ }
+
+ /*
+ * Render start element.
+ */
+ private static void onStartElement(XMLStreamReader reader, StringBuffer xml) {
+ xml.append("<");
+ String name = getName(reader);
+ xml.append(name);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/AbstractInboundInvocationHandler.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/AbstractInboundInvocationHandler.java
new file mode 100644
index 0000000000..77bc189bb2
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/AbstractInboundInvocationHandler.java
@@ -0,0 +1,54 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+/**
+ * Base class for dispatching an invocation through an {@link InboundInvocationChain}
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class AbstractInboundInvocationHandler {
+
+ /**
+ * Dispatches a client request made on a proxy
+ */
+ public Object invoke(InboundInvocationChain chain, TargetInvoker invoker, Object[] args) throws Throwable {
+ Interceptor headInterceptor = chain.getHeadInterceptor();
+ if (headInterceptor == null) {
+ // short-circuit the dispatch and invoke the target directly
+ if (chain.getTargetInvoker() == null) {
+ throw new AssertionError("No target invoker [" + chain.getOperation().getName() + "]");
+ }
+ return chain.getTargetInvoker().invokeTarget(args, TargetInvoker.NONE);
+ } else {
+ Message msg = new MessageImpl();
+ msg.setTargetInvoker(invoker);
+ msg.setBody(args);
+ Message resp;
+ // dispatch the wire down the chain and get the response
+ resp = headInterceptor.invoke(msg);
+ Object body = resp.getBody();
+ if (resp.isFault()) {
+ throw (Throwable) body;
+ }
+ return body;
+ }
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/AbstractOutboundInvocationHandler.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/AbstractOutboundInvocationHandler.java
new file mode 100644
index 0000000000..2ac99e2a60
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/AbstractOutboundInvocationHandler.java
@@ -0,0 +1,104 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.LinkedList;
+
+import org.apache.tuscany.spi.model.InteractionScope;
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.ServiceContract;
+
+/**
+ * Base class for performing invocations on an outbound chain. Subclasses are responsible for retrieving and supplying
+ * the appropriate chain, target invoker and invocation arguments.
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class AbstractOutboundInvocationHandler {
+ private boolean conversationStarted;
+
+ protected Object invoke(OutboundInvocationChain chain,
+ TargetInvoker invoker,
+ Object[] args,
+ Object correlationId,
+ LinkedList<Object> callbackRoutingChain)
+ throws Throwable {
+ Interceptor headInterceptor = chain.getHeadInterceptor();
+ if (headInterceptor == null) {
+ try {
+ // short-circuit the dispatch and invoke the target directly
+ TargetInvoker targetInvoker = chain.getTargetInvoker();
+ if (targetInvoker == null) {
+ String name = chain.getOperation().getName();
+ throw new AssertionError("No target invoker [" + name + "]");
+ }
+ return targetInvoker.invokeTarget(args, TargetInvoker.NONE);
+ } catch (InvocationTargetException e) {
+ // the cause was thrown by the target so throw it
+ throw e.getCause();
+ }
+ } else {
+ Message msg = new MessageImpl();
+ msg.setTargetInvoker(invoker);
+ Object fromAddress = getFromAddress();
+ if (fromAddress != null && callbackRoutingChain != null) {
+ throw new AssertionError("Can't use both a from address and callback routing chain");
+ }
+ if (fromAddress != null) {
+ msg.pushFromAddress(fromAddress);
+ }
+ if (correlationId != null) {
+ msg.setCorrelationId(correlationId);
+ }
+ if (callbackRoutingChain != null) {
+ msg.setCallbackRoutingChain(callbackRoutingChain);
+ }
+ Operation operation = chain.getOperation();
+ ServiceContract contract = operation.getServiceContract();
+ if (InteractionScope.CONVERSATIONAL.equals(contract.getInteractionScope())) {
+ int sequence = chain.getOperation().getConversationSequence();
+ if (sequence == Operation.CONVERSATION_END) {
+ msg.setConversationSequence(TargetInvoker.END);
+ conversationStarted = false;
+ } else if (sequence == Operation.CONVERSATION_CONTINUE) {
+ if (conversationStarted) {
+ msg.setConversationSequence(TargetInvoker.CONTINUE);
+ } else {
+ conversationStarted = true;
+ msg.setConversationSequence(TargetInvoker.START);
+ }
+ }
+ }
+ msg.setBody(args);
+ // dispatch the wire down the chain and get the response
+ Message resp = headInterceptor.invoke(msg);
+ Object body = resp.getBody();
+ if (resp.isFault()) {
+ throw (Throwable) body;
+ }
+ return body;
+ }
+ }
+
+ protected Object getFromAddress() {
+ // Default to null, only needed in outbound (forward) direction
+ return null;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InboundInvocationChain.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InboundInvocationChain.java
new file mode 100644
index 0000000000..d557fb84a3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InboundInvocationChain.java
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+/**
+ * A set of interceptors associated with the inbound side of a wire for an operation.
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface InboundInvocationChain extends InvocationChain {
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InboundWire.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InboundWire.java
new file mode 100644
index 0000000000..ef7e3e2980
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InboundWire.java
@@ -0,0 +1,89 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import java.util.Map;
+
+import org.apache.tuscany.spi.model.Operation;
+
+/**
+ * Implementations are responsible for managing the inbound side of a wire, including the invocation chains associated
+ * with each service operation.
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface InboundWire extends Wire {
+
+ /**
+ * Returns the name of the target service of the wire
+ */
+ String getServiceName();
+
+ /**
+ * Sets the name of the target service of the wire
+ */
+ void setServiceName(String name);
+
+ /**
+ * Returns the invocation chain for each operation on a service specified by a reference or a target
+ * service.
+ */
+ Map<Operation<?>, InboundInvocationChain> getInvocationChains();
+
+ /**
+ * Adds the collection of invocation chains keyed by operation
+ */
+ void addInvocationChains(Map<Operation<?>, InboundInvocationChain> chains);
+
+ /**
+ * Adds the invocation chain associated with the given operation
+ */
+ void addInvocationChain(Operation<?> operation, InboundInvocationChain chain);
+
+ /**
+ * Returns the callback invocation configuration for each operation on a service specified by a reference or a
+ * target service.
+ */
+ Map<Operation<?>, OutboundInvocationChain> getSourceCallbackInvocationChains(Object targetAddr);
+
+ /**
+ * Adds the collection of callback invocation chains keyed by operation for a given target addr
+ */
+ void addSourceCallbackInvocationChains(Object targetAddr, Map<Operation<?>, OutboundInvocationChain> chains);
+
+ /**
+ * Adds the callback invocation chain associated with the given operation for a given target addr
+ */
+ void addSourceCallbackInvocationChain(Object targetAddr, Operation<?> operation, OutboundInvocationChain chain);
+
+ /**
+ * Returns the name of the callback associated with the service of the wire
+ */
+ String getCallbackReferenceName();
+
+ /**
+ * Sets the name of the callback associated with the service of the wire
+ */
+ void setCallbackReferenceName(String callbackReferenceName);
+
+ /**
+ * Set when a wire can be optimized; that is when no handlers or interceptors exist on either end
+ */
+ void setTargetWire(OutboundWire wire);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/IncompatibleServiceContractException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/IncompatibleServiceContractException.java
new file mode 100644
index 0000000000..114df5a55c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/IncompatibleServiceContractException.java
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.spi.wire;
+
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.ServiceContract;
+
+import org.apache.tuscany.api.TuscanyException;
+
+/**
+ * Denotes imcompatible service contracts for a wire
+ *
+ * @version $Rev$ $Date$
+ */
+public class IncompatibleServiceContractException extends TuscanyException {
+ private static final long serialVersionUID = 5127478601823295587L;
+ private final ServiceContract<?> source;
+ private final ServiceContract<?> target;
+ private final Operation<?> sourceOperation;
+ private final Operation<?> targetOperation;
+
+ public IncompatibleServiceContractException(String message, ServiceContract<?> source, ServiceContract<?> target) {
+ super(message, (String) null);
+ this.source = source;
+ this.target = target;
+ this.sourceOperation = null;
+ this.targetOperation = null;
+ }
+
+
+ public IncompatibleServiceContractException(String message,
+ ServiceContract<?> source,
+ ServiceContract<?> target,
+ Operation<?> sourceOperation, Operation<?> targetOperation) {
+ super(message, (String) null);
+ this.source = source;
+ this.target = target;
+ this.sourceOperation = sourceOperation;
+ this.targetOperation = targetOperation;
+ }
+
+ public ServiceContract<?> getTarget() {
+ return target;
+ }
+
+ public ServiceContract<?> getSource() {
+ return source;
+ }
+
+ public Operation<?> getSourceOperation() {
+ return sourceOperation;
+ }
+
+ public Operation<?> getTargetOperation() {
+ return targetOperation;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/Interceptor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/Interceptor.java
new file mode 100644
index 0000000000..ad38ed1cf1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/Interceptor.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+/**
+ * Synchronous, around-style mediation associated with a client- or target- side wire.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Interceptor {
+
+ /**
+ * Process a synchronous wire
+ *
+ * @param msg the request Message for the wire
+ * @return the response Message from the wire
+ */
+ Message invoke(Message msg);
+
+ /**
+ * Sets the next interceptor
+ */
+ void setNext(Interceptor next);
+
+ /**
+ * Returns the next interceptor or null
+ */
+ Interceptor getNext();
+
+ /**
+ * Returns true if the interceptor can be optimized away from a wire
+ */
+ boolean isOptimizable();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InvocationChain.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InvocationChain.java
new file mode 100644
index 0000000000..82e1a52adf
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InvocationChain.java
@@ -0,0 +1,95 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import org.apache.tuscany.spi.model.Operation;
+
+/**
+ * An inbound or outbound invocation pipeline for a service operation. Wires consist of 1..n invocation chains
+ * associated with the operations of the service contract the wire represents. Invocation chains are associated with the
+ * outbound or inbound side of a wire are bridged or "connected" when an assembly is processed. Outbound chains are only
+ * connected to inbound chains and vice versa.
+ * <p/>
+ * Invocation chains contain at least one {@link Interceptor} that process invocations in an around-style manner. In
+ * some scenarios, a service proxy may only contain inbound invocation chains, for example, when a service is resolved
+ * through a locate operation by a non-component client. In this case, there will be no outbound invocation chains and
+ * the target invoker will be held by the target-side and passed down the pipeline.
+ * <p/>
+ * A {@link Message} is used to pass data associated with an invocation through the chain. <code>Message</code>s contain
+ * a {@link TargetInvoker} responsible for dispatching to a target instance and may be cached on the source-side.
+ * Caching allows various optimizations such as avoiding target instance resolution when the client-side lifecycle scope
+ * is a shorter duration than the target.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface InvocationChain {
+ /**
+ * Returns the target operation for this invocation chain
+ */
+ Operation getOperation();
+
+ /**
+ * Sets the target invoker to pass down the chain
+ */
+ void setTargetInvoker(TargetInvoker invoker);
+
+ /**
+ * Returns the target invoker that is passed down the chain
+ */
+ TargetInvoker getTargetInvoker();
+
+ /**
+ * Adds an interceptor to the chain
+ */
+ void addInterceptor(Interceptor interceptor);
+
+ /**
+ * Adds an interceptor at the given position in the interceptor stack
+ *
+ * @param index the position in the interceptor stack to add the interceptor
+ * @param interceptor the interceptor to add
+ */
+ void addInterceptor(int index, Interceptor interceptor);
+
+ /**
+ * Returns the first interceptor in the chain
+ */
+ Interceptor getHeadInterceptor();
+
+ /**
+ * Returns the last interceptor in the chain
+ */
+ Interceptor getTailInterceptor();
+
+ /**
+ * Sets the head interceptor of the bridged target-side chain
+ */
+ void setTargetInterceptor(Interceptor interceptor);
+
+ /**
+ * Returns the head interceptor of the birdged target-side chain
+ */
+ Interceptor getTargetInterceptor();
+
+ /**
+ * Signals to the chain that its configuration is complete. Implementations may use this callback to prepare their
+ * invocation chains.
+ */
+ void prepare();
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InvocationRuntimeException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InvocationRuntimeException.java
new file mode 100644
index 0000000000..c2ba19c48a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/InvocationRuntimeException.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import org.osoa.sca.ServiceRuntimeException;
+
+/**
+ * Denotes a runtime exception thrown during an invocation over a wire
+ *
+ * @version $Rev$ $Date$
+ */
+public class InvocationRuntimeException extends ServiceRuntimeException {
+
+ public InvocationRuntimeException() {
+ super();
+ }
+
+ public InvocationRuntimeException(String message) {
+ super(message);
+ }
+
+ public InvocationRuntimeException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public InvocationRuntimeException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/Message.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/Message.java
new file mode 100644
index 0000000000..e6fc43d889
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/Message.java
@@ -0,0 +1,120 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import java.util.LinkedList;
+
+/**
+ * Represents a request, response, or exception flowing through a wire
+ *
+ * @version $Rev $Date
+ */
+public interface Message {
+
+ /**
+ * Returns the body of the message, which will be the payload or parameters associated with the wire
+ */
+ Object getBody();
+
+ /**
+ * Sets the body of the message.
+ */
+ void setBody(Object body);
+
+ /**
+ * Sets the target invoker to dispatch to when the message passes through the request side of the invocation chain
+ */
+ void setTargetInvoker(TargetInvoker invoker);
+
+ /**
+ * Sets the target invoker to dispatch to when the message passes through the request side of the invocation chain
+ */
+ TargetInvoker getTargetInvoker();
+
+ /**
+ * Returns the latest 'address' of the SCAObject where this message originated
+ */
+ Object popFromAddress();
+
+ /**
+ * Adds the latest 'address' of the SCAObject where this message originated
+ */
+ void pushFromAddress(Object fromAddress);
+
+ /**
+ * Returns the chain of SCAObject addresses
+ */
+ LinkedList<Object> getCallbackRoutingChain();
+
+ /**
+ * Sets the chain of SCAObject addresses
+ */
+ void setCallbackRoutingChain(LinkedList<Object> fromAddresses);
+
+ /**
+ * Returns the id of the message
+ */
+ Object getMessageId();
+
+ /**
+ * Sets the id of the message
+ */
+ void setMessageId(Object messageId);
+
+ /**
+ * Returns the correlation id of the message
+ */
+ Object getCorrelationId();
+
+ /**
+ * Sets the correlation id of the message
+ */
+ void setCorrelationId(Object correlationId);
+
+ /**
+ * Test if the message represents a fault/exception
+ *
+ * @return true if the message body is a fault object, false is the body is a normal payload
+ */
+ boolean isFault();
+
+ /**
+ * Set the message body with a fault object. After this method is called, isFault() returns true.
+ *
+ * @param fault The fault object represents an exception
+ */
+ void setBodyWithFault(Object fault);
+
+ /**
+ * Returns the conversational sequence the message is associated with, {@link TargetInvoker.NONE}, {@link
+ * TargetInvoker.START}, {@link TargetInvoker.CONTINUE}, or {@link TargetInvoker.END}
+ *
+ * @return the conversational sequence the message is associated with
+ */
+ short getConversationSequence();
+
+ /**
+ * Sets the conversational sequence the message is associated with,
+ *
+ * @param sequence {@link TargetInvoker.NONE}, {@link TargetInvoker.START}, {@link TargetInvoker.CONTINUE}, or
+ * {@link TargetInvoker.END}
+ */
+ void setConversationSequence(short sequence);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/MessageId.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/MessageId.java
new file mode 100644
index 0000000000..f179eb79b1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/MessageId.java
@@ -0,0 +1,56 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+/**
+ * A unique identifier for a message flowing on a wire, potentially end-to-end (ie, through more than one SCAObject to
+ * SCAObject hop).
+ */
+public class MessageId {
+
+ private long timestamp;
+
+ public MessageId() {
+ this.timestamp = System.currentTimeMillis();
+ }
+
+ public long getTimestamp() {
+ return timestamp;
+ }
+
+ public String toString() {
+ return "MsgId[" + timestamp + "]";
+ }
+
+ public boolean equals(Object o) {
+ if (this == o) {
+ return true;
+ }
+ if (o == null || getClass() != o.getClass()) {
+ return false;
+ }
+
+ final MessageId messageId = (MessageId) o;
+ return timestamp == messageId.timestamp;
+ }
+
+ public int hashCode() {
+ return (int) (timestamp ^ (timestamp >>> 32));
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/MessageImpl.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/MessageImpl.java
new file mode 100644
index 0000000000..728be85771
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/MessageImpl.java
@@ -0,0 +1,116 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import java.util.LinkedList;
+
+/**
+ * The default implementation of a message flowed through a wire during an invocation
+ *
+ * @version $Rev $Date
+ */
+public class MessageImpl implements Message {
+ private Object body;
+ private TargetInvoker invoker;
+ private LinkedList<Object> callbackRoutingChain;
+ private Object messageId;
+ private Object correlationId;
+ private boolean isFault;
+ private short conversationSequence;
+
+ public MessageImpl() {
+ }
+
+ public Object getBody() {
+ return body;
+ }
+
+ public void setBody(Object body) {
+ this.isFault = false;
+ this.body = body;
+ }
+
+ public void setTargetInvoker(TargetInvoker invoker) {
+ this.invoker = invoker;
+ }
+
+ public TargetInvoker getTargetInvoker() {
+ return invoker;
+ }
+
+ public Object popFromAddress() {
+ return callbackRoutingChain.removeFirst();
+ }
+
+ public void pushFromAddress(Object fromAddress) {
+ if (callbackRoutingChain == null) {
+ callbackRoutingChain = new LinkedList<Object>();
+ }
+ callbackRoutingChain.addFirst(fromAddress);
+ }
+
+ public LinkedList<Object> getCallbackRoutingChain() {
+ return callbackRoutingChain;
+ }
+
+ public void setCallbackRoutingChain(LinkedList<Object> callbackRoutingChain) {
+ this.callbackRoutingChain = callbackRoutingChain;
+ }
+
+ public Object getMessageId() {
+ return messageId;
+ }
+
+ public void setMessageId(Object messageId) {
+ this.messageId = messageId;
+ }
+
+ public Object getCorrelationId() {
+ return correlationId;
+ }
+
+ public void setCorrelationId(Object correlationId) {
+ this.correlationId = correlationId;
+ }
+
+ public boolean isFault() {
+ return isFault;
+ }
+
+ public void setBodyWithFault(Object fault) {
+ this.isFault = true;
+ this.body = fault;
+ }
+
+ public TargetInvoker getInvoker() {
+ return invoker;
+ }
+
+ public void setInvoker(TargetInvoker invoker) {
+ this.invoker = invoker;
+ }
+
+ public short getConversationSequence() {
+ return conversationSequence;
+ }
+
+ public void setConversationSequence(short conversationSequence) {
+ this.conversationSequence = conversationSequence;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/OutboundChainHolder.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/OutboundChainHolder.java
new file mode 100644
index 0000000000..7c20efeca8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/OutboundChainHolder.java
@@ -0,0 +1,38 @@
+package org.apache.tuscany.spi.wire;
+
+/**
+ * A holder used to associate an wire chain with a local copy of a target invoker that was previously cloned from the
+ * chain master
+ *
+ * @version $Rev$ $Date$
+ */
+public class OutboundChainHolder implements Cloneable {
+ OutboundInvocationChain chain;
+ TargetInvoker cachedInvoker;
+
+ public OutboundChainHolder(OutboundInvocationChain config) {
+ this.chain = config;
+ }
+
+ public OutboundInvocationChain getChain() {
+ return chain;
+ }
+
+ public TargetInvoker getCachedInvoker() {
+ return cachedInvoker;
+ }
+
+ public void setCachedInvoker(TargetInvoker invoker) {
+ this.cachedInvoker = invoker;
+ }
+
+ @SuppressWarnings({"CloneDoesntDeclareCloneNotSupportedException"})
+ @Override
+ public OutboundChainHolder clone() {
+ try {
+ return (OutboundChainHolder) super.clone();
+ } catch (CloneNotSupportedException e) {
+ throw new AssertionError();
+ }
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/OutboundInvocationChain.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/OutboundInvocationChain.java
new file mode 100644
index 0000000000..b15678a4a8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/OutboundInvocationChain.java
@@ -0,0 +1,28 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+/**
+ * Responsible for flowing a request to a target service and invoking an operation.
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface OutboundInvocationChain extends InvocationChain {
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/OutboundWire.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/OutboundWire.java
new file mode 100644
index 0000000000..cf37fe84d7
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/OutboundWire.java
@@ -0,0 +1,106 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import java.util.Map;
+
+import org.apache.tuscany.spi.QualifiedName;
+import org.apache.tuscany.spi.model.Operation;
+
+/**
+ * Implementations are responsible for managing the reference side of a wire, including the invocation chains associated
+ * with each service operation. An <code>OutboundWire</code> is connected to an {@link InboundWire} through their
+ * invocation chains.
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface OutboundWire extends Wire {
+
+ /**
+ * Returns the name of the source reference
+ */
+ String getReferenceName();
+
+ /**
+ * Sets the name of the source reference
+ */
+ void setReferenceName(String name);
+
+ /**
+ * Returns the name of the target
+ */
+ QualifiedName getTargetName();
+
+ /**
+ * Sets the name of the target
+ */
+ void setTargetName(QualifiedName name);
+
+ boolean isAutowire();
+
+ void setAutowire(boolean val);
+
+ /**
+ * Sets the callback interface type generated proxies implement
+ */
+ void setCallbackInterface(Class<?> interfaze);
+
+ /**
+ * Returns the callback interface type implemented by generated proxies
+ */
+ Class<?> getCallbackInterface();
+
+ /**
+ * Returns the invocation configuration for each operation on a service specified by a reference or a target
+ * service.
+ */
+ Map<Operation<?>, OutboundInvocationChain> getInvocationChains();
+
+ /**
+ * Adds the collection of invocation chains keyed by operation
+ */
+ void addInvocationChains(Map<Operation<?>, OutboundInvocationChain> chains);
+
+ /**
+ * Adds the invocation chain associated with the given operation
+ */
+ void addInvocationChain(Operation<?> operation, OutboundInvocationChain chain);
+
+ /**
+ * Returns the callback invocation configuration for each operation on a service specified by a reference or a
+ * target service.
+ */
+ Map<Operation<?>, InboundInvocationChain> getTargetCallbackInvocationChains();
+
+ /**
+ * Adds the collection of callback invocation chains keyed by operation
+ */
+ void addTargetCallbackInvocationChains(Map<Operation<?>, InboundInvocationChain> chains);
+
+ /**
+ * Adds the callback invocation chain associated with the given operation
+ */
+ void addTargetCallbackInvocationChain(Operation<?> operation, InboundInvocationChain chain);
+
+ /**
+ * Set when a wire can be optimized; that is when no handlers or interceptors exist on either end
+ */
+ void setTargetWire(InboundWire wire);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/ProxyCreationException.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/ProxyCreationException.java
new file mode 100644
index 0000000000..4805c75252
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/ProxyCreationException.java
@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import org.apache.tuscany.spi.CoreRuntimeException;
+
+/**
+ * Denotes an error creating a proxy
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public class ProxyCreationException extends CoreRuntimeException {
+ public ProxyCreationException() {
+ }
+
+ public ProxyCreationException(String message) {
+ super(message);
+ }
+
+ public ProxyCreationException(String message, String identifier) {
+ super(message, identifier);
+ }
+
+ public ProxyCreationException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public ProxyCreationException(String message, String identifier, Throwable cause) {
+ super(message, identifier, cause);
+ }
+
+ public ProxyCreationException(Throwable cause) {
+ super(cause);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/TargetInvoker.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/TargetInvoker.java
new file mode 100644
index 0000000000..b2d4648a2e
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/TargetInvoker.java
@@ -0,0 +1,79 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import java.lang.reflect.InvocationTargetException;
+
+/**
+ * Implementations are responsible for resolving a target and performing the actual invocation on it, for example, a
+ * component implementation instance or a service client.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface TargetInvoker extends Cloneable {
+ /* indicates that no conversational sequence is associated with the message */
+ short NONE = 0;
+ /* indicates that the message initiates a conversation */
+ short START = 1;
+ /* indicates that the message continues a conversation */
+ short CONTINUE = 2;
+ /* indicates that the message ends a conversation */
+ short END = 3;
+
+ /**
+ * Invokes an operation on a target with the given payload. Used in optmized cases where messages do not need to be
+ * flowed such as in non-proxied wires.
+ *
+ * @param payload the invocation payload, typically an array of parameters
+ * @param sequence if the invocation is part of a conversation, the sequence. Valid values are {@link NONE} for
+ * non-conversational, {@link START} to begin a conversation, {@link CONTINUE} to continue a
+ * conversation, or {@link END} to end a conversation
+ * @throws InvocationTargetException
+ */
+ Object invokeTarget(final Object payload, final short sequence) throws InvocationTargetException;
+
+ /**
+ * Invokes an operation on a target with the given message
+ *
+ * @throws InvocationRuntimeException
+ */
+ Message invoke(Message msg) throws InvocationRuntimeException;
+
+ /**
+ * Determines whether the proxy can be cached on the client/source side
+ */
+ boolean isCacheable();
+
+ /**
+ * Sets whether the target service instance may be cached by the invoker. This is a possible optimization when a
+ * wire is configured for a "down-scope" reference, i.e. a reference from a source of a shorter lifetime to a source
+ * of greater lifetime.
+ */
+ void setCacheable(boolean cacheable);
+
+ /**
+ * Determines if the target invoker can be discarded during wire optimization
+ */
+ boolean isOptimizable();
+
+ /**
+ * Implementations must support deep cloning
+ */
+ Object clone() throws CloneNotSupportedException;
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/Wire.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/Wire.java
new file mode 100644
index 0000000000..bece953a6e
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/Wire.java
@@ -0,0 +1,82 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.spi.component.SCAObject;
+import org.apache.tuscany.spi.component.TargetResolutionException;
+import org.apache.tuscany.spi.model.ServiceContract;
+
+/**
+ * The base wire type used to connect references and serviceBindings
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface Wire {
+ QName LOCAL_BINDING = new QName("http://tuscany.apache.org/xmlns/sca/binding/1.0", "binding.local");
+
+ QName getBindingType();
+
+ /**
+ * Returns the non-proxied target instance for this wire
+ */
+ Object getTargetService() throws TargetResolutionException;
+
+ /**
+ * Returns the service contract associated with the wire
+ *
+ * @return the service contract associated with the wire
+ */
+ ServiceContract getServiceContract();
+
+ /**
+ * Sets the contract associated with the wire
+ *
+ * @param contract the contract associated with the wire
+ */
+ void setServiceContract(ServiceContract contract);
+
+ /**
+ * Adds an interface type generated proxies implement
+ */
+ void addInterface(Class<?> claz);
+
+ /**
+ * Returns true if its invocation chains may be bypassed
+ */
+ boolean isOptimizable();
+
+ /**
+ * Determines if the wire may be optimized
+ *
+ * @param optimizable true if the wire is optimizable
+ */
+ void setOptimizable(boolean optimizable);
+
+ /**
+ * Returns the SCAObject that contains this wire
+ */
+ SCAObject getContainer();
+
+ /**
+ * Sets the name of the SCAObject that contains this wire
+ */
+ void setContainer(SCAObject container);
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireInvocationHandler.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireInvocationHandler.java
new file mode 100644
index 0000000000..325f26ba91
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireInvocationHandler.java
@@ -0,0 +1,32 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import java.lang.reflect.Method;
+
+/**
+ * Implementations are responsible for dispatching an operation down an invocation chain
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface WireInvocationHandler {
+
+ Object invoke(Method method, Object[] args) throws Throwable;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireObjectFactory.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireObjectFactory.java
new file mode 100644
index 0000000000..a0b1192bde
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireObjectFactory.java
@@ -0,0 +1,48 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import org.apache.tuscany.spi.ObjectCreationException;
+import org.apache.tuscany.spi.ObjectFactory;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class WireObjectFactory<T> implements ObjectFactory<T> {
+ private Class<T> interfaze;
+ private OutboundWire wire;
+ private WireService wireService;
+
+ /**
+ * Constructor.
+ *
+ * @param interfaze the interface to inject on the client
+ * @param wire the backing wire
+ * @param wireService the wire service to create the proxy
+ */
+ public WireObjectFactory(Class<T> interfaze, OutboundWire wire, WireService wireService) {
+ this.interfaze = interfaze;
+ this.wire = wire;
+ this.wireService = wireService;
+ }
+
+ public T getInstance() throws ObjectCreationException {
+ return interfaze.cast(wireService.createProxy(interfaze, wire));
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WirePostProcessor.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WirePostProcessor.java
new file mode 100644
index 0000000000..c380d208d8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WirePostProcessor.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+/**
+ * Implementations are called after inbound and outbound wires are decorated with policy and before they are connected.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface WirePostProcessor {
+
+ /**
+ * @param source
+ * @param target
+ */
+ void process(OutboundWire source, InboundWire target);
+
+ /**
+ * @param source
+ * @param target
+ */
+ void process(InboundWire source, OutboundWire target);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WirePostProcessorExtension.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WirePostProcessorExtension.java
new file mode 100644
index 0000000000..605a433590
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WirePostProcessorExtension.java
@@ -0,0 +1,44 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import org.osoa.sca.annotations.EagerInit;
+import org.osoa.sca.annotations.Init;
+import org.osoa.sca.annotations.Scope;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+
+/**
+ * @version $Rev$ $Date$
+ */
+@Scope("COMPOSITE")
+@EagerInit
+public abstract class WirePostProcessorExtension implements WirePostProcessor {
+ protected WirePostProcessorRegistry registry;
+
+ @Autowire
+ public void setRegistry(WirePostProcessorRegistry registry) {
+ this.registry = registry;
+ }
+
+ @Init
+ public void init() {
+ registry.register(this);
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WirePostProcessorRegistry.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WirePostProcessorRegistry.java
new file mode 100644
index 0000000000..f012d119c3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WirePostProcessorRegistry.java
@@ -0,0 +1,44 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+/**
+ * Acts as a delegating <code>WirePostProcessor</code>, delegating post-processing of wires after policies have been
+ * applied and source an targets have been matched but before they are connected.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface WirePostProcessorRegistry extends WirePostProcessor {
+
+
+ /**
+ * Registers a post-processor in the runtime
+ *
+ * @param processor the processor to register
+ */
+ void register(WirePostProcessor processor);
+
+ /**
+ * De-registers a post-processor in the runtime
+ *
+ * @param processor the processor to de-register
+ */
+ void unregister(WirePostProcessor processor);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireService.java b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireService.java
new file mode 100644
index 0000000000..f913b9ed80
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/wire/WireService.java
@@ -0,0 +1,157 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.spi.wire;
+
+import java.lang.reflect.Method;
+import java.util.Map;
+
+import org.apache.tuscany.spi.QualifiedName;
+import org.apache.tuscany.spi.component.AtomicComponent;
+import org.apache.tuscany.spi.component.ReferenceBinding;
+import org.apache.tuscany.spi.component.ServiceBinding;
+import org.apache.tuscany.spi.model.ComponentDefinition;
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.model.ServiceContract;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+
+/**
+ * Creates proxies that implement Java interfaces and invocation handlers for fronting wires
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+
+public interface WireService {
+
+ /**
+ * Creates a Java proxy for the given wire
+ *
+ * @param interfaze the interface the proxy implements
+ * @param wire the wire to proxy @return the proxy
+ * @throws ProxyCreationException
+ */
+ <T> T createProxy(Class<T> interfaze, Wire wire) throws ProxyCreationException;
+
+ /**
+ * Creates a Java proxy for the given wire
+ *
+ * @param interfaze the interface the proxy implements
+ * @param wire the wire to proxy @return the proxy
+ * @param mapping the method to chain holder mapping to use in creating the proxy. Clients may cache and resuse
+ * this mapping for performance.
+ * @throws ProxyCreationException
+ */
+ <T> T createProxy(Class<T> interfaze, Wire wire, Map<Method, OutboundChainHolder> mapping)
+ throws ProxyCreationException;
+
+ /**
+ * Creates a Java proxy for the service contract callback
+ *
+ * @param interfaze the interface the proxy should implement
+ * @return the proxy
+ * @throws ProxyCreationException
+ */
+ Object createCallbackProxy(Class<?> interfaze, InboundWire wire) throws ProxyCreationException;
+
+ /**
+ * Creates an {@link WireInvocationHandler} for the given wire
+ *
+ * @param interfaze the client side interface
+ * @param wire the wire to create the invocation handler for
+ * @return the invocation handler
+ */
+ WireInvocationHandler createHandler(Class<?> interfaze, Wire wire);
+
+ /**
+ * Creates an outbound invocation chain for a given operation
+ *
+ * @param operation the operation to create the chain for
+ * @return the outbound invocation chain for a given operation
+ */
+ OutboundInvocationChain createOutboundChain(Operation<?> operation);
+
+ /**
+ * Creates an inbound invocation chain for a given operation
+ *
+ * @param operation the operation to create the chain for
+ * @return the inbound invocation chain for a given operation
+ */
+ InboundInvocationChain createInboundChain(Operation<?> operation);
+
+ /**
+ * Creates a wire for flowing inbound invocations to a service. The returned inbound chain will always contain at
+ * least one interceptor in order for outbound wires to connect to it.
+ *
+ * @param service the model representation of the service
+ * @return the wire for flowing inbound invocations to a service
+ */
+ InboundWire createWire(ServiceDefinition service);
+
+ /**
+ * Creates and injects wires for an atomic component
+ *
+ * @param component the component
+ * @param definition the model artifact representing the component
+ */
+ void createWires(AtomicComponent component, ComponentDefinition<?> definition);
+
+ /**
+ * Creates and injects wires for a reference binding
+ *
+ * @param referenceBinding the reference
+ * @param contract the model artifact representing the service contract for the reference
+ * @param targetName the qualified target name or null if the reference referes to a target outside the SCA
+ * domain
+ */
+ void createWires(ReferenceBinding referenceBinding, ServiceContract<?> contract, QualifiedName targetName);
+
+ /**
+ * Creates and injects wires for a service binding
+ *
+ * @param serviceBinding the serviceBinding
+ * @param contract the serviceBinding contract
+ * @param targetName the target nane
+ */
+ void createWires(ServiceBinding serviceBinding, ServiceContract<?> contract, String targetName);
+
+ /**
+ * Check the compatiblity of the source and the target service contracts.<p> A wire may only connect a source to a
+ * target if the target implements an interface that is compatible with the interface required by the source. The
+ * source and the target are compatible if:
+ * <p/>
+ * <ol> <li>the source interface and the target interface MUST either both be remotable or they are both local
+ * <li>the methods on the target interface MUST be the same as or be a superset of the methods in the interface
+ * specified on the source <li>compatibility for the individual method is defined as compatibility of the signature,
+ * that is method name, input types, and output types MUST BE the same. <li>the order of the input and output types
+ * also MUST BE the same. <li>the set of Faults and Exceptions expected by the source MUST BE the same or be a
+ * superset of those specified by the service. <li>other specified attributes of the two interfaces MUST match,
+ * including Scope and Callback interface </ol>
+ * <p/>
+ * <p>Please note this test is not symetric: the success of checkCompatibility(A, B) does NOT imply that
+ * checkCompatibility(B, A)
+ *
+ * @param source The source service contract
+ * @param target The target service contract
+ * @param ignoreCallback Indicate the callback should be checked
+ * @throws IncompatibleServiceContractException
+ * If the source service contract is not compatible with the target one
+ */
+ void checkCompatibility(ServiceContract<?> source, ServiceContract<?> target, boolean ignoreCallback)
+ throws IncompatibleServiceContractException;
+
+}