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-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/doc/Context Model.emx673
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.java38
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.java50
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.java67
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.java33
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/DefaultExtensionPointRegistry.java155
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/ExtensionPointRegistry.java50
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/ModuleActivator.java60
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/Event.java33
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/EventFilter.java35
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/EventPublisher.java55
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/RuntimeEventListener.java35
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/TrueFilter.java37
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Interceptor.java40
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/InvocationChain.java90
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Invoker.java36
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Message.java107
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/MessageFactory.java36
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ManagementService.java39
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BindingProviderFactory.java60
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/DefaultProviderFactoryExtensionPoint.java263
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProvider.java68
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProviderFactory.java42
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactory.java36
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactoryExtensionPoint.java55
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java76
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProvider.java63
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DefaultWireProcessorExtensionPoint.java63
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointReference.java93
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ReferenceParameters.java69
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponent.java68
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentContext.java104
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentReference.java84
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentService.java102
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWire.java101
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessor.java35
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessorExtensionPoint.java53
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/DuplicateRecordException.java45
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/RecoveryListener.java46
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/Store.java96
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreException.java46
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreExpirationEvent.java71
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreMonitor.java71
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreReadException.java45
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreWriteException.java45
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/NotificationListener.java66
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkScheduler.java57
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkSchedulerException.java47
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint18
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.runtime.RuntimeWireProcessorExtensionPoint18
-rw-r--r--sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.work.WorkScheduler18
51 files changed, 3793 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/doc/Context Model.emx b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/doc/Context Model.emx
new file mode 100644
index 0000000000..0445ea5a6b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/doc/Context Model.emx
@@ -0,0 +1,673 @@
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+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
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diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.java
new file mode 100644
index 0000000000..ed4b57639c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.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.sca.context;
+
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.osoa.sca.ComponentContext;
+
+/**
+ * Interface implemented by the provider of the ComponentContext.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ComponentContextFactory {
+ /**
+ * Create an instance of ComponentContext
+ *
+ * @param component The runtime component
+ * @param requestContextFactory The factory to create RequestContext
+ * @return An instance of ComponentContext for the component
+ */
+ ComponentContext createComponentContext(RuntimeComponent component, RequestContextFactory requestContextFactory);
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.java
new file mode 100644
index 0000000000..e92a8f2844
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.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.sca.context;
+
+/**
+ * An extension point for context factories.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ContextFactoryExtensionPoint {
+
+ /**
+ * Add a context factory extension.
+ *
+ * @param factory The factory to add
+ */
+ void addFactory(Object factory);
+
+ /**
+ * Remove a context factory extension.
+ *
+ * @param factory The factory to remove
+ */
+ void removeFactory(Object factory);
+
+ /**
+ * Get a factory implementing the given interface.
+ * @param factoryInterface the lookup key (factory interface)
+ * @return The factory
+ */
+ <T> T getFactory(Class<T> factoryInterface);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.java
new file mode 100644
index 0000000000..50958b7848
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.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.sca.context;
+
+import java.util.HashMap;
+
+/**
+ * Default implementation of a model factory extension point.
+ *
+ * @version $Rev$ $Date$
+ */
+public class DefaultContextFactoryExtensionPoint implements ContextFactoryExtensionPoint {
+
+ private HashMap<Class<?>, Object> factories = new HashMap<Class<?>, Object>();
+
+ /**
+ * Add a model factory extension.
+ *
+ * @param factory The factory to add
+ */
+ public void addFactory(Object factory) {
+ Class[] interfaces = factory.getClass().getInterfaces();
+ for (int i = 0; i<interfaces.length; i++) {
+ factories.put(interfaces[i], factory);
+ }
+ }
+
+ /**
+ * Remove a model factory extension.
+ *
+ * @param factory The factory to remove
+ */
+ public void removeFactory(Object factory) {
+ Class[] interfaces = factory.getClass().getInterfaces();
+ for (int i = 0; i<interfaces.length; i++) {
+ factories.remove(interfaces[i]);
+ }
+ }
+
+ /**
+ * Get a factory implementing the given interface.
+ * @param factoryInterface The lookup key (factory interface)
+ * @return The factory
+ */
+ public <T> T getFactory(Class<T> factoryInterface) {
+ Object factory = factories.get(factoryInterface);
+ return factoryInterface.cast(factory);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.java
new file mode 100644
index 0000000000..546757c766
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.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.sca.context;
+
+import org.osoa.sca.RequestContext;
+
+/**
+ * Interface implemented by the provider of the RequestContext.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RequestContextFactory {
+ /**
+ * @return An instance of RequestContext for the current invocation
+ */
+ RequestContext createRequestContext();
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/DefaultExtensionPointRegistry.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/DefaultExtensionPointRegistry.java
new file mode 100644
index 0000000000..f5805ba799
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/DefaultExtensionPointRegistry.java
@@ -0,0 +1,155 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.core;
+
+import java.io.IOException;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Modifier;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.util.ServiceConfigurationUtil;
+
+/**
+ * Default implementation of a registry to hold all the Tuscany core extension
+ * points. As the point of contact for all extension artifacts this registry
+ * allows loaded extensions to find all other parts of the system and register
+ * themselves appropriately.
+ *
+ * @version $Rev$ $Date$
+ */
+public class DefaultExtensionPointRegistry implements ExtensionPointRegistry {
+ private Map<Class<?>, Object> extensionPoints = new HashMap<Class<?>, Object>();
+
+ /**
+ * Add an extension point to the registry. This default implementation
+ * stores extensions against the interfaces that they implement.
+ *
+ * @param extensionPoint The instance of the extension point
+ */
+ public void addExtensionPoint(Object extensionPoint) {
+ Set<Class> interfaces = getAllInterfaces(extensionPoint.getClass());
+ for (Class i : interfaces) {
+ extensionPoints.put(i, extensionPoint);
+ }
+ }
+
+ /**
+ * Get the extension point by the interface that it implements
+ *
+ * @param extensionPointType The lookup key (extension point interface)
+ * @return The instance of the extension point
+ */
+ public <T> T getExtensionPoint(Class<T> extensionPointType) {
+ Object extensionPoint = extensionPoints.get(extensionPointType);
+ if (extensionPoint == null) {
+
+ // Dynamically load an extension point class declared under META-INF/services
+ ClassLoader classLoader = extensionPointType.getClassLoader();
+ if (classLoader == null) {
+ classLoader = Thread.currentThread().getContextClassLoader();
+ }
+ try {
+ List<String> classNames = ServiceConfigurationUtil.getServiceClassNames(classLoader, extensionPointType.getName());
+ if (!classNames.isEmpty()) {
+ Class<?> extensionPointClass = Class.forName(classNames.iterator().next(), true, classLoader);
+
+ // Construct the extension point
+ try {
+ Constructor constructor = extensionPointClass.getConstructor();
+ extensionPoint = constructor.newInstance();
+ } catch (NoSuchMethodException e) {
+ try {
+ Constructor constructor = extensionPointClass.getConstructor(ModelFactoryExtensionPoint.class);
+ extensionPoint = constructor.newInstance(getExtensionPoint(ModelFactoryExtensionPoint.class));
+ } catch (NoSuchMethodException e2) {
+ try {
+ Constructor constructor = extensionPointClass.getConstructor(ExtensionPointRegistry.class);
+ extensionPoint = constructor.newInstance(this);
+ } catch (NoSuchMethodException e3) {
+ throw new IllegalArgumentException(e3);
+ }
+ }
+ }
+
+ // Cache the loaded extension point
+ addExtensionPoint(extensionPoint);
+ }
+ } catch (InvocationTargetException e) {
+ throw new IllegalArgumentException(e);
+ } catch (IOException e) {
+ throw new IllegalArgumentException(e);
+ } catch (ClassNotFoundException e) {
+ throw new IllegalArgumentException(e);
+ } catch (InstantiationException e) {
+ throw new IllegalArgumentException(e);
+ } catch (IllegalAccessException e) {
+ throw new IllegalArgumentException(e);
+ }
+ }
+ return extensionPointType.cast(extensionPoint);
+ }
+
+ /**
+ * Remove an extension point based on the interface that it implements
+ *
+ * @param extensionPoint The extension point to remove
+ */
+ public void removeExtensionPoint(Object extensionPoint) {
+ Set<Class> interfaces = getAllInterfaces(extensionPoint.getClass());
+ for (Class i : interfaces) {
+ extensionPoints.remove(i);
+ }
+ }
+
+ /**
+ * Returns the set of interfaces implemented by the given class and its
+ * ancestors or a blank set if none
+ */
+ private static Set<Class> getAllInterfaces(Class clazz) {
+ Set<Class> implemented = new HashSet<Class>();
+ getAllInterfaces(clazz, implemented);
+ return implemented;
+ }
+
+ private static void getAllInterfaces(Class clazz, Set<Class> implemented) {
+ Class[] interfaces = clazz.getInterfaces();
+ for (Class interfaze : interfaces) {
+ String name = interfaze.getName();
+ if (name.startsWith("java.") || name.startsWith("javax.")) {
+ continue;
+ }
+ if (Modifier.isPublic(interfaze.getModifiers())) {
+ implemented.add(interfaze);
+ }
+ }
+ Class<?> superClass = clazz.getSuperclass();
+ // Object has no superclass so check for null
+ if (superClass != null && !superClass.equals(Object.class)) {
+ getAllInterfaces(superClass, implemented);
+ }
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/ExtensionPointRegistry.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/ExtensionPointRegistry.java
new file mode 100644
index 0000000000..9609487080
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/ExtensionPointRegistry.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.sca.core;
+
+
+/**
+ * The registry for the Tuscany core extension points. As the point of contact
+ * for all extension artifacts this registry allows loaded extensions to find
+ * all other parts of the system and register themselves appropriately.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ExtensionPointRegistry {
+
+ /**
+ * Add an extension point to the registry
+ * @param extensionPoint The instance of the extension point
+ */
+ void addExtensionPoint(Object extensionPoint);
+
+ /**
+ * Get the extension point by the interface
+ * @param extensionPointType The lookup key (extension point interface)
+ * @return The instance of the extension point
+ */
+ <T> T getExtensionPoint(Class<T> extensionPointType);
+
+ /**
+ * Remove an extension point
+ * @param extensionPoint The extension point to remove
+ */
+ void removeExtensionPoint(Object extensionPoint);
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/ModuleActivator.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/ModuleActivator.java
new file mode 100644
index 0000000000..78cb4d14d6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/core/ModuleActivator.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.sca.core;
+
+
+/**
+ * ModuleActivator represents a module that plugs into the Tuscany system. Each
+ * module should provide an implementation of this interface and register the
+ * ModuleActivator implementation class by defining a file named
+ *
+ * "META-INF/services/org.apache.tuscany.spi.bootstrp.ModuleActivator"
+ *
+ * The content of the file is the class name of the ModuleActivator implementation.
+ * The implementation class must have a no-arg constructor. The same instance
+ * will be used to invoke all the methods during different phases of the module
+ * activation. Note that the start and stop methods defined by this interface
+ * take a reference to the Tuscany SCA runtime ExtensionPointRegistry. This
+ * gives the ModuleActivator the oppotunity to add extension points to the
+ * registry as it is requested to start up and remove them when it is requested
+ * to shut down.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ModuleActivator {
+
+ /**
+ * This method is invoked when the module is started by the Tuscany system.
+ * It can be used by this module to registr extensions against extension
+ * points.
+ *
+ * @param registry The extension point registry
+ */
+ void start(ExtensionPointRegistry registry);
+
+ /**
+ * This method is invoked when the module is stopped by the Tuscany system.
+ * It can be used by this module to unregister extensions against the
+ * extension points.
+ *
+ * @param registry The extension point registry
+ */
+ void stop(ExtensionPointRegistry registry);
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/Event.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/Event.java
new file mode 100644
index 0000000000..6a0c44a404
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/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.sca.event;
+
+/**
+ * The base interface for events that are 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-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/EventFilter.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/EventFilter.java
new file mode 100644
index 0000000000..c116be921c
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/EventFilter.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.sca.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
+ * @param event Returns true if the event matches implemented criteria
+ * @return Match result
+ */
+ boolean match(Event event);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/EventPublisher.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/EventPublisher.java
new file mode 100644
index 0000000000..b0debc36c4
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/EventPublisher.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.sca.event;
+
+/**
+ * Publishes events in the runtime by accepting {@link Event} objects and
+ * forwarding them to all registered {@link RuntimeEventListener} objects.
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public interface EventPublisher {
+
+ /**
+ * Publish an event to all regisitered listeners
+ * @param object The event to publich
+ */
+ void publish(Event object);
+
+ /**
+ * Registers a listener to receive notifications for the context
+ * @param listener The listener to add
+ */
+ void addListener(RuntimeEventListener listener);
+
+ /**
+ * Registers a listener to receive notifications for the context
+ * @param filter The filter that will be applied before the lister is called
+ * @param listener The lister to add
+ */
+ void addListener(EventFilter filter, RuntimeEventListener listener);
+
+
+ /**
+ * Removes a previously registered listener
+ * @param listener The listener to remove
+ */
+ void removeListener(RuntimeEventListener listener);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/RuntimeEventListener.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/RuntimeEventListener.java
new file mode 100644
index 0000000000..b34dceee62
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/RuntimeEventListener.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.sca.event;
+
+import java.util.EventListener;
+
+/**
+ * Listeners observe events fired in the SCA runtime.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeEventListener extends EventListener {
+
+ /**
+ * Accepts and event and acts on it
+ * @param event The event to act on
+ */
+ void onEvent(Event event);
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/TrueFilter.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/TrueFilter.java
new file mode 100644
index 0000000000..ca0f4889a5
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/event/TrueFilter.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.sca.event;
+
+/**
+ * An event filter that always returns a true condition
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public class TrueFilter implements EventFilter {
+
+ /**
+ * Performs the actual evaluation on an event. Always returns true
+ * in this case
+ * @param event The incoming event which is ignored
+ * @return true
+ */
+ public boolean match(Event event) {
+ return true;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Interceptor.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Interceptor.java
new file mode 100644
index 0000000000..a5f221fc11
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Interceptor.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.sca.invocation;
+
+/**
+ * Synchronous mediation associated with a client- or target- side wire.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Interceptor extends Invoker {
+
+ /**
+ * Sets the next invoker
+ * @param next The next invoker
+ */
+ void setNext(Invoker next);
+
+ /**
+ * Returns the next invoker or null
+ * @return The next Invoker
+ */
+ Invoker getNext();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/InvocationChain.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/InvocationChain.java
new file mode 100644
index 0000000000..dcb9dba73a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/InvocationChain.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.sca.invocation;
+
+import org.apache.tuscany.sca.interfacedef.Operation;
+
+/**
+ * A wire consists of 1..n invocation chains associated with the operations of its source service contract.
+ * <p/>
+ * Invocation chains may contain </code>Interceptors</code> that process invocations.
+ * <p/>
+ * A <code>Message</code> is used to pass data associated with an invocation through the chain.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface InvocationChain {
+ /**
+ * Returns the target operation for this invocation chain.
+ *
+ * @return The target operation for this invocation chain
+ */
+ Operation getTargetOperation();
+
+ /**
+ * Updates the target operation for this invocation chain.
+ *
+ * @param operation The new target operation for this invocation chain
+ */
+ void setTargetOperation(Operation operation);
+
+ /**
+ * Returns the source operation for this invocation chain.
+ *
+ * @return The source operation for this invocation chain
+ */
+ Operation getSourceOperation();
+
+ /**
+ * Adds an interceptor to the chain
+ *
+ * @param interceptor The interceptor to add
+ */
+ void addInterceptor(Interceptor interceptor);
+
+ /**
+ * Adds an invoker to the chain
+ *
+ * @param invoker The invoker to add
+ */
+ void addInvoker(Invoker invoker);
+
+ /**
+ * Returns the first invoker in the chain.
+ *
+ * @return The first invoker in the chain
+ */
+ Invoker getHeadInvoker();
+
+ /**
+ * Returns the last invoker in the chain.
+ *
+ * @return The last invoker in the chain
+ */
+ Invoker getTailInvoker();
+
+ /**
+ * 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);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Invoker.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Invoker.java
new file mode 100644
index 0000000000..2748bbed9a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Invoker.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.sca.invocation;
+
+/**
+ * Synchronous mediation associated with a client- or target- side wire.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Invoker {
+
+ /**
+ * Process a synchronous wire
+ *
+ * @param msg The request Message for the wire
+ * @return The response Message from the wire
+ */
+ Message invoke(Message msg);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Message.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Message.java
new file mode 100644
index 0000000000..82586e1b2e
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Message.java
@@ -0,0 +1,107 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.sca.invocation;
+
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.runtime.EndpointReference;
+
+/**
+ * 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
+ * @return The body of the message
+ */
+ <T> T getBody();
+
+ /**
+ * Sets the body of the message.
+ * @param body The body of the message
+ */
+ <T> void setBody(T body);
+
+ /**
+ * Get the end point reference of the source reference
+ * @return The end point reference of the reference originating the message
+ */
+ EndpointReference getFrom();
+
+ /**
+ * Set the end point reference of the reference originating the message
+ * @param from The end point reference of the reference originating the message
+ */
+ void setFrom(EndpointReference from);
+
+ /**
+ * Get the end point reference of target service
+ * @return The end point reference of the service that the message targets
+ */
+ EndpointReference getTo();
+
+ /**
+ * Set the end point reference of target service
+ * @param to The end point reference of the service that the message targets
+ */
+ void setTo(EndpointReference to);
+
+ /**
+ * Returns the id of the message
+ * @return The message Id
+ */
+ Object getMessageID();
+
+ /**
+ * Sets the id of the message
+ * @param messageId The message ID
+ */
+ void setMessageID(Object messageId);
+
+ /**
+ * Determines if the message represents a fault/exception
+ *
+ * @return true If the message body is a fault object, false if 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
+ */
+ <T> void setFaultBody(T fault);
+
+ /**
+ * Returns the operation that created the message.
+ *
+ * @return The operation that created the message
+ */
+ Operation getOperation();
+
+ /**
+ * Sets the operation that created the message.
+ *
+ * @param op The operation that created the message
+ */
+ void setOperation(Operation op);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/MessageFactory.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/MessageFactory.java
new file mode 100644
index 0000000000..c2a9c488b8
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/MessageFactory.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.sca.invocation;
+
+
+/**
+ * A factory for messages
+ *
+ * @version $Rev $Date
+ */
+public interface MessageFactory {
+
+ /**
+ * Creates a new message.
+ *
+ * @return The new message
+ */
+ Message createMessage();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ManagementService.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ManagementService.java
new file mode 100644
index 0000000000..3626e16425
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ManagementService.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.sca.management;
+
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+
+/**
+ * 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 ManagementService {
+
+ /**
+ * Registers a component for management.
+ *
+ * @param name Name of the component.
+ * @param component Component to be registered.
+ */
+ void registerComponent(String name, RuntimeComponent component);
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BindingProviderFactory.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BindingProviderFactory.java
new file mode 100644
index 0000000000..0f6a932c51
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BindingProviderFactory.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.sca.provider;
+
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentReference;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+
+/**
+ * A factory for creating the runtime artifacts that represent bindings.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface BindingProviderFactory<M extends Binding> extends ProviderFactory<M> {
+
+ /**
+ * Creates a new reference binding provider for the given component and
+ * reference.
+ *
+ * @param component The runtime component
+ * @param reference The reference on the runtime component
+ * @param binding The binding assembly model object
+ * @return The binding provider
+ */
+ ReferenceBindingProvider createReferenceBindingProvider(RuntimeComponent component,
+ RuntimeComponentReference reference,
+ M binding);
+
+ /**
+ * Creates a new service binding provider for the given component and
+ * service.
+ *
+ * @param component The runtime component
+ * @param service The service on the runtime component
+ * @param binding The binding assembly model object
+ * @return The binding provider
+ */
+ ServiceBindingProvider createServiceBindingProvider(RuntimeComponent component,
+ RuntimeComponentService service,
+ M binding);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/DefaultProviderFactoryExtensionPoint.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/DefaultProviderFactoryExtensionPoint.java
new file mode 100644
index 0000000000..2452e3cf1a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/DefaultProviderFactoryExtensionPoint.java
@@ -0,0 +1,263 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.provider;
+
+import java.io.IOException;
+import java.lang.reflect.Constructor;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.assembly.Implementation;
+import org.apache.tuscany.sca.contribution.util.ServiceConfigurationUtil;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentReference;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+
+/**
+ * Default implementation of a provider factory extension point.
+ *
+ * @version $Rev$ $Date$
+ */
+public class DefaultProviderFactoryExtensionPoint implements ProviderFactoryExtensionPoint {
+
+ private ExtensionPointRegistry registry;
+ private final Map<Class<?>, ProviderFactory> providerFactories = new HashMap<Class<?>, ProviderFactory>();
+ private boolean loaded;
+
+ /**
+ * The default constructor. Does nothing.
+ *
+ */
+ public DefaultProviderFactoryExtensionPoint(ExtensionPointRegistry registry) {
+ this.registry = registry;
+ }
+
+ /**
+ * Add a provider factory.
+ *
+ * @param providerFactory The provider factory
+ */
+ public void addProviderFactory(ProviderFactory providerFactory) {
+ providerFactories.put(providerFactory.getModelType(), providerFactory);
+ }
+
+ /**
+ * Remove a provider factory.
+ *
+ * @param providerFactory The provider factory
+ */
+ public void removeProviderFactory(ProviderFactory providerFactory) {
+ providerFactories.remove(providerFactory.getModelType());
+ }
+
+ /**
+ * Returns the provider factory associated with the given model type.
+ * @param modelType A model type
+ * @return The provider factory associated with the given model type
+ */
+ public ProviderFactory getProviderFactory(Class<?> modelType) {
+ loadProviderFactories();
+
+ Class<?>[] classes = modelType.getInterfaces();
+ for (Class<?> c : classes) {
+ ProviderFactory factory = providerFactories.get(c);
+ if (factory != null) {
+ return factory;
+ }
+ }
+ return providerFactories.get(modelType);
+ }
+
+ /**
+ * Load provider factories declared under META-INF/services.
+ * @param registry
+ */
+ private void loadProviderFactories() {
+ if (loaded)
+ return;
+
+ loadProviderFactories(BindingProviderFactory.class);
+ loadProviderFactories(ImplementationProviderFactory.class);
+
+ loaded = true;
+ }
+
+ /**
+ * Load provider factories declared under META-INF/services.
+ * @param registry
+ * @param factoryClass
+ * @return
+ */
+ private List<ProviderFactory> loadProviderFactories(Class<?> factoryClass) {
+
+ // Get the provider factory service declarations
+ List<String> factoryDeclarations;
+ try {
+ ClassLoader classLoader = factoryClass.getClassLoader();
+ factoryDeclarations = ServiceConfigurationUtil.getServiceClassNames(classLoader, factoryClass.getName());
+ } catch (IOException e) {
+ throw new IllegalStateException(e);
+ }
+
+ // Get the target extension point
+ ProviderFactoryExtensionPoint factoryExtensionPoint = registry.getExtensionPoint(ProviderFactoryExtensionPoint.class);
+ List<ProviderFactory> factories = new ArrayList<ProviderFactory>();
+
+ for (String factoryDeclaration: factoryDeclarations) {
+ Map<String, String> attributes = ServiceConfigurationUtil.parseServiceDeclaration(factoryDeclaration);
+ String className = attributes.get("class");
+
+ // Load an implementation provider factory
+ if (factoryClass == ImplementationProviderFactory.class) {
+ String modelTypeName = attributes.get("model");
+
+ // Create a provider factory wrapper and register it
+ ImplementationProviderFactory factory = new LazyImplementationProviderFactory(registry, modelTypeName, className);
+ factoryExtensionPoint.addProviderFactory(factory);
+ factories.add(factory);
+
+ } else if (factoryClass == BindingProviderFactory.class) {
+
+ // Load a binding provider factory
+ String modelTypeName = attributes.get("model");
+
+ // Create a provider factory wrapper and register it
+ BindingProviderFactory factory = new LazyBindingProviderFactory(registry, modelTypeName, className);
+ factoryExtensionPoint.addProviderFactory(factory);
+ factories.add(factory);
+ }
+ }
+ return factories;
+ }
+
+ /**
+ * A wrapper around an implementation provider factory allowing lazy
+ * loading and initialization of implementation providers.
+ */
+ private static class LazyBindingProviderFactory implements BindingProviderFactory {
+
+ private ExtensionPointRegistry registry;
+ private String modelTypeName;
+ private String className;
+ private BindingProviderFactory factory;
+ private Class modelType;
+
+ private LazyBindingProviderFactory(ExtensionPointRegistry registry, String modelTypeName, String className) {
+ this.registry = registry;
+ this.modelTypeName = modelTypeName;
+ this.className = className;
+ }
+
+ @SuppressWarnings("unchecked")
+ private BindingProviderFactory getFactory() {
+ if (factory == null) {
+ try {
+ ClassLoader classLoader = BindingProviderFactory.class.getClassLoader();
+ Class<BindingProviderFactory> factoryClass = (Class<BindingProviderFactory>)Class.forName(className, true, classLoader);
+ Constructor<BindingProviderFactory> constructor = factoryClass.getConstructor(ExtensionPointRegistry.class);
+ factory = constructor.newInstance(registry);
+ } catch (Exception e) {
+ throw new IllegalStateException(e);
+ }
+ }
+ return factory;
+ }
+
+ @SuppressWarnings("unchecked")
+ public ReferenceBindingProvider createReferenceBindingProvider(RuntimeComponent component, RuntimeComponentReference reference, Binding binding) {
+ return getFactory().createReferenceBindingProvider(component, reference, binding);
+ }
+
+ @SuppressWarnings("unchecked")
+ public ServiceBindingProvider createServiceBindingProvider(RuntimeComponent component, RuntimeComponentService service, Binding binding) {
+ return getFactory().createServiceBindingProvider(component, service, binding);
+ }
+
+ public Class getModelType() {
+ if (modelType == null) {
+ try {
+ ClassLoader classLoader = BindingProviderFactory.class.getClassLoader();
+ modelType = Class.forName(modelTypeName, true, classLoader);
+ } catch (Exception e) {
+ throw new IllegalStateException(e);
+ }
+ }
+ return modelType;
+ }
+
+ }
+
+ /**
+ * A wrapper around an implementation provider factory allowing lazy
+ * loading and initialization of implementation providers.
+ */
+ private class LazyImplementationProviderFactory implements ImplementationProviderFactory {
+
+ private ExtensionPointRegistry registry;
+ private String modelTypeName;
+ private String className;
+ private ImplementationProviderFactory factory;
+ private Class modelType;
+
+ private LazyImplementationProviderFactory(ExtensionPointRegistry registry, String modelTypeName, String className) {
+ this.registry = registry;
+ this.modelTypeName = modelTypeName;
+ this.className = className;
+ }
+
+ @SuppressWarnings("unchecked")
+ private ImplementationProviderFactory getFactory() {
+ if (factory == null) {
+ try {
+ ClassLoader classLoader = ImplementationProviderFactory.class.getClassLoader();
+ Class<ImplementationProviderFactory> factoryClass = (Class<ImplementationProviderFactory>)Class.forName(className, true, classLoader);
+ Constructor<ImplementationProviderFactory> constructor = factoryClass.getConstructor(ExtensionPointRegistry.class);
+ factory = constructor.newInstance(registry);
+ } catch (Exception e) {
+ throw new IllegalStateException(e);
+ }
+ }
+ return factory;
+ }
+
+ @SuppressWarnings("unchecked")
+ public ImplementationProvider createImplementationProvider(RuntimeComponent component, Implementation Implementation) {
+ return getFactory().createImplementationProvider(component, Implementation);
+ }
+
+ public Class getModelType() {
+ if (modelType == null) {
+ try {
+ ClassLoader classLoader = ImplementationProviderFactory.class.getClassLoader();
+ modelType = Class.forName(modelTypeName, true, classLoader);
+ } catch (Exception e) {
+ throw new IllegalStateException(e);
+ }
+ }
+ return modelType;
+ }
+
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProvider.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProvider.java
new file mode 100644
index 0000000000..015c673d66
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProvider.java
@@ -0,0 +1,68 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.provider;
+
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+
+/**
+ * A component implementation can implement this interface in order to tie
+ * into the Tuscany runtime
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ImplementationProvider {
+
+ /**
+ * This method will be invoked when the component implementation
+ * is activated.
+ */
+ void start();
+
+ /**
+ * This method will be invoked when the component implementation
+ * is deactivated.
+ */
+ void stop();
+
+ /**
+ * Create an invoker for the component implementation in the invocation
+ * chain. The invoker will be responsible for calling the implementation
+ * logic for the given component.
+ *
+ * @param service The component service
+ * @param operation The operation that the interceptor will handle
+ * @return An invoker that handles the invocation logic, null should be
+ * returned if no invoker is required
+ */
+ Invoker createInvoker(RuntimeComponentService service, Operation operation);
+
+ /**
+ * For bindings that invoke one-way callback operations asynchronously,
+ * there is no need to perform a thread switch before calling the invoker.
+ * This method indicates whether the binding has this capability.
+ *
+ * @return true if the callback invoker is able to invoke one-way operations
+ * asynchronously, false if all invocations are synchronous
+ */
+ boolean supportsOneWayInvocation();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProviderFactory.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProviderFactory.java
new file mode 100644
index 0000000000..6a37d1e951
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProviderFactory.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.sca.provider;
+
+import org.apache.tuscany.sca.assembly.Implementation;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+
+/**
+ * An interface for factories that create implementation providers.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ImplementationProviderFactory<M extends Implementation> extends ProviderFactory<M> {
+
+ /**
+ * Creates a new implementation provider for the given
+ * component.
+ *
+ * @param component The runtime component
+ * @param Implementation The implementation type
+ * @return The implementation provider
+ */
+ ImplementationProvider createImplementationProvider(RuntimeComponent component, M Implementation);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactory.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactory.java
new file mode 100644
index 0000000000..2102806881
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactory.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.sca.provider;
+
+/**
+ * A factory for runtime providers.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ProviderFactory<M> {
+
+ /**
+ * The model type that this factory creates providers for.
+ *
+ * @return the model type
+ */
+ Class<M> getModelType();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactoryExtensionPoint.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactoryExtensionPoint.java
new file mode 100644
index 0000000000..5e781dd5b3
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactoryExtensionPoint.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.sca.provider;
+
+
+/**
+ * An extension point for provider factories. Holds all of the provider
+ * factories from loaded extension points. Allows a provider factory
+ * to be located based on a given model type. Hence the runtime can
+ * generate runtime artifacts from the in memory assembly model.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ProviderFactoryExtensionPoint {
+
+
+ /**
+ * Add a provider factory.
+ *
+ * @param providerFactory The provider factory
+ */
+ void addProviderFactory(ProviderFactory providerFactory);
+
+ /**
+ * Remove a provider factory.
+ *
+ * @param providerFactory The provider factory
+ */
+ void removeProviderFactory(ProviderFactory providerFactory);
+
+ /**
+ * Returns the provider factory associated with the given model type.
+ * @param modelType A model type
+ * @return The provider factory associated with the given model type
+ */
+ ProviderFactory getProviderFactory(Class<?> modelType);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java
new file mode 100644
index 0000000000..b3ab1d8b87
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java
@@ -0,0 +1,76 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.provider;
+
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+
+/**
+ * A reference binding implementation can options implement this
+ * interface to tie into the Tuscany SCA runtime
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ReferenceBindingProvider {
+
+ /**
+ * This method will be invoked when the component reference binding is
+ * activated.
+ */
+ void start();
+
+ /**
+ * This method will be invoked when the component reference binding is
+ * deactivated.
+ */
+ void stop();
+
+ /**
+ * Create an invoker for the reference binding in the invocation chain. The
+ * invoker is responsible for making the outbound invocation over the
+ * binding protocol.
+ *
+ * @param operation The operation that the interceptor will handle
+ * @return An invoker that handles the invocation logic, null should be
+ * returned if no invoker is required
+ */
+ Invoker createInvoker(Operation operation);
+
+ /**
+ * Get the effective interface contract imposed by the binding. For example,
+ * it will be interface contract introspected from the WSDL portType used by
+ * the endpoint for a WebService binding.
+ *
+ * @return The effective interface contract, if null is returned, the
+ * interface contract for the component reference will be used
+ */
+ InterfaceContract getBindingInterfaceContract();
+
+ /**
+ * For bindings that invoke one-way operations asynchronously, there is no
+ * need to perform a thread switch before calling the invoker. This method
+ * indicates whether the binding has this capability.
+ *
+ * @return true if the binding invoker is able to invoke one-way operations
+ * asynchronously, false if all invocations are synchronous
+ */
+ boolean supportsOneWayInvocation();
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProvider.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProvider.java
new file mode 100644
index 0000000000..e15234a549
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProvider.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.sca.provider;
+
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+
+/**
+ * A service binding can optionally implement this interface to tie
+ * into the Tuscany SCA runtime
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ServiceBindingProvider {
+ /**
+ * This method will be invoked when the component service binding is
+ * activated.
+ */
+ void start();
+
+ /**
+ * This method will be invoked when the component service binding is
+ * deactivated.
+ */
+ void stop();
+
+ /**
+ * Get the effective interface contract imposed by the binding. For example,
+ * it will be interface contract introspected from the WSDL portType used by
+ * the endpoint for a WebService binding.
+ *
+ * @return The effective interface contract, if null is returned, the
+ * interface contract for the component service will be used
+ */
+ InterfaceContract getBindingInterfaceContract();
+
+ /**
+ * For bindings that invoke one-way callback operations asynchronously,
+ * there is no need to perform a thread switch before calling the invoker.
+ * This method indicates whether the binding has this capability.
+ *
+ * @return true if the callback invoker is able to invoke one-way operations
+ * asynchronously, false if all invocations are synchronous
+ */
+ boolean supportsOneWayInvocation();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DefaultWireProcessorExtensionPoint.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DefaultWireProcessorExtensionPoint.java
new file mode 100644
index 0000000000..851afee3c1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DefaultWireProcessorExtensionPoint.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.sca.runtime;
+
+import java.util.ArrayList;
+import java.util.List;
+
+
+/**
+ * The default implementation of a <code>WireProcessorExtensionPoint</code>
+ *
+ * @version $Rev$ $Date$
+ */
+public class DefaultWireProcessorExtensionPoint implements RuntimeWireProcessorExtensionPoint {
+
+ /**
+ * The list of WireProcessors available to the runtime
+ */
+ private final List<RuntimeWireProcessor> processors = new ArrayList<RuntimeWireProcessor>();
+
+ /**
+ * Registers a wire-processor in the runtime
+ *
+ * @param processor The processor to register
+ */
+ public void addWireProcessor(RuntimeWireProcessor processor) {
+ processors.add(processor);
+ }
+
+ /**
+ * De-registers a wire-processor in the runtime
+ *
+ * @param processor The processor to de-register
+ */
+ public void removeWireProcessor(RuntimeWireProcessor processor) {
+ processors.remove(processor);
+ }
+
+ /**
+ * Returns a list of registered wire-processors.
+ *
+ * @return The list of wire processors
+ */
+ public List<RuntimeWireProcessor> getWireProcessors() {
+ return processors;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointReference.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointReference.java
new file mode 100644
index 0000000000..b6fafa5fb6
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointReference.java
@@ -0,0 +1,93 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.runtime;
+
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.assembly.Contract;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+
+/**
+ * The endpoint reference for a component service or reference
+ *
+ * @version $Rev$ $Date$
+ */
+public interface EndpointReference extends Cloneable {
+ /**
+ * Get the component for the endpoint
+ * @return The component, null of the EPR is for a non-SCA service
+ */
+ RuntimeComponent getComponent();
+
+ /**
+ * Get the component service or reference for the endpoint
+ * @return The component service or reference, null if the EPR is for a non-SCA service
+ */
+ Contract getContract();
+
+ /**
+ * Get the binding for the endpoint
+ * @return The binding
+ */
+ Binding getBinding();
+
+ /**
+ * Get the interface contract for the endpoint
+ * @return The interface contract
+ */
+ InterfaceContract getInterfaceContract();
+
+ /**
+ * Update the interface contract for the endpoint
+ * @param interfaceContract The updated interface contract
+ */
+ void setInterfaceContract(InterfaceContract interfaceContract);
+
+ /**
+ * Get the URI for this endpoint
+ * @return The URI of the endpoint
+ */
+ String getURI();
+
+ /**
+ * Set the URI for this endpoint
+ * @param uri The new URI of the endpoint
+ */
+ void setURI(String uri);
+
+ /**
+ * Get the callback endpoint for this endpoint
+ * @return The callback endpoint for this endpoint
+ */
+ EndpointReference getCallbackEndpoint();
+
+ /**
+ * Set the callback endpoint for this endpoint
+ * @param callbackEndpoint The new callback endpoint for this endpoint
+ */
+ void setCallbackEndpoint(EndpointReference callbackEndpoint);
+
+ Object clone() throws CloneNotSupportedException;
+
+ void setReferenceParameters(ReferenceParameters parameters);
+ ReferenceParameters getReferenceParameters();
+
+ void mergeEndpoint(EndpointReference epr);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ReferenceParameters.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ReferenceParameters.java
new file mode 100644
index 0000000000..0e19538aff
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ReferenceParameters.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.sca.runtime;
+
+/**
+ * Parameters for the EndPointReference
+ *
+ * @version $Rev$ $Date$
+ */
+public interface ReferenceParameters extends Cloneable {
+ /**
+ * Get the callback ID
+ * @return the callbackID
+ */
+ Object getCallbackID();
+
+ /**
+ * Set the callback ID
+ * @param callbackID the callbackID to set
+ */
+ void setCallbackID(Object callbackID);
+
+ /**
+ * Get the conversation ID
+ * @return the conversationID
+ */
+ Object getConversationID();
+
+ /**
+ * Set the conversation ID
+ * @param conversationID the conversationID to set
+ */
+ void setConversationID(Object conversationID);
+
+ /**
+ * Get the ID for the non-ServiceReference callback object
+ * @return
+ */
+ Object getCallbackObjectID();
+
+ /**
+ * Set the ID for the non-ServiceReference callback object
+ * @param callbackObjectID
+ */
+ void setCallbackObjectID(Object callbackObjectID);
+
+ EndpointReference getCallbackReference();
+
+ void setCallbackReference(EndpointReference callback);
+
+ Object clone() throws CloneNotSupportedException;
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponent.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponent.java
new file mode 100644
index 0000000000..1f1c6ba31b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponent.java
@@ -0,0 +1,68 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.runtime;
+
+import org.apache.tuscany.sca.assembly.Component;
+import org.apache.tuscany.sca.provider.ImplementationProvider;
+
+/**
+ * The runtime component interface. Provides the bridge between the
+ * assembly model representation of a component and its runtime
+ * realization.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeComponent extends Component {
+ /**
+ * Set the implementation-specific configuration for this component
+ * @param implementationProvider The object that manages the component implementation
+ */
+ void setImplementationProvider(ImplementationProvider implementationProvider);
+
+ /**
+ * Get the implementation-specific configuation for this component
+ * @return The implementation provider for this component
+ */
+ ImplementationProvider getImplementationProvider();
+
+ /**
+ * Get the associated component context
+ * @return
+ */
+ RuntimeComponentContext getComponentContext();
+
+ /**
+ * Set the associated component context
+ * @param context
+ */
+ void setComponentContext(RuntimeComponentContext context);
+
+ /**
+ * Tests if the RuntimeComponent is started
+ * @return true if the RuntimeComponent is started otherwise false
+ */
+ boolean isStarted();
+
+ /**
+ * Sets the RuntimeComponent started state
+ * @param the state to set
+ */
+ void setStarted(boolean started);
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentContext.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentContext.java
new file mode 100644
index 0000000000..2f8dd70bc5
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentContext.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.sca.runtime;
+
+import java.io.IOException;
+import java.io.Reader;
+import java.io.Writer;
+
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.assembly.ComponentService;
+import org.osoa.sca.CallableReference;
+import org.osoa.sca.ComponentContext;
+import org.osoa.sca.ServiceReference;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeComponentContext extends ComponentContext {
+ /**
+ * Activate the reference (creating runtime wires)
+ * @param reference
+ */
+ void start(RuntimeComponentReference reference);
+
+ /**
+ * Deserialize the component reference
+ * @param reader
+ * @return A component that contains the reference
+ * @throws IOException
+ */
+ RuntimeComponent read(Reader reader) throws IOException;
+
+ /**
+ * Serialize the component reference
+ * @param reference
+ * @param writer
+ * @throws IOException
+ */
+ void write(RuntimeComponentReference reference, Writer writer) throws IOException;
+
+ /**
+ * Get the callable reference for a given component reference
+ * @param <B>
+ * @param businessInterface The business interface
+ * @param reference The reference to be wired
+ * @param binding The binding to be used, if it's null, either binding.sca or the 1st binding
+ * will be selected
+ * @return A service reference representing the wire
+ */
+ <B> ServiceReference<B> getServiceReference(Class<B> businessInterface,
+ RuntimeComponentReference reference,
+ Binding binding);
+
+ /**
+ * Bind the reference to a target component/componentService
+ * @param <B>
+ * @param businessInterface The business interface
+ * @param reference The reference to be wired
+ * @param component The target component
+ * @param service The target component service
+ * @return A service reference representing the wire
+ */
+ <B> ServiceReference<B> getServiceReference(Class<B> businessInterface,
+ RuntimeComponentReference reference,
+ RuntimeComponent component,
+ RuntimeComponentService service);
+
+ /**
+ * Create a callable reference for the given component service
+ * @param <B>
+ * @param businessInterface
+ * @param component
+ * @param service
+ * @return
+ */
+ <B> CallableReference<B> getCallableReference(Class<B> businessInterface,
+ RuntimeComponent component,
+ RuntimeComponentService service);
+
+ /**
+ * @param <B>
+ * @param businessInterface
+ * @param service
+ * @return
+ */
+ <B> ServiceReference<B> createSelfReference(Class<B> businessInterface, ComponentService service);
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentReference.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentReference.java
new file mode 100644
index 0000000000..13ebe0e51d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentReference.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.sca.runtime;
+
+import java.util.List;
+
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.assembly.ComponentReference;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.provider.ReferenceBindingProvider;
+
+/**
+ * The runtime component reference. Provides the bridge between the
+ * assembly model representation of a component reference and its runtime
+ * realization
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeComponentReference extends ComponentReference {
+
+ /**
+ * Get a list of runtime wires to the reference
+ *
+ * @return The list of wires
+ */
+ List<RuntimeWire> getRuntimeWires();
+
+ /**
+ * Get the runtime wire for the given binding
+ * @param binding The assembly model binding
+ * @return The runtime wire
+ */
+ RuntimeWire getRuntimeWire(Binding binding);
+
+ /**
+ * Returns the reference binding provider associated with this
+ * component reference and the given binding.
+ *
+ * @param binding The assembly model binding
+ * @return The runtime reference binding provider
+ */
+ ReferenceBindingProvider getBindingProvider(Binding binding);
+
+ /**
+ * Sets the reference binding provider associated with this
+ * component reference and the given binding.
+ *
+ * @param binding The assembly model binding
+ * @param bindingProvider The runtime reference binding provider
+ */
+ void setBindingProvider(Binding binding, ReferenceBindingProvider bindingProvider);
+
+
+ /**
+ * Get the invoker for the given binding and operation
+ * @param binding The assembly model binding
+ * @param operation The assembly model operation
+ * @return The runtime Invoker
+ */
+ Invoker getInvoker(Binding binding, Operation operation);
+
+ /**Set the owning component
+ * @param component
+ */
+ void setComponent(RuntimeComponent component);
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentService.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentService.java
new file mode 100644
index 0000000000..831cde433e
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentService.java
@@ -0,0 +1,102 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.runtime;
+
+import java.util.List;
+
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.assembly.ComponentService;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.InvocationChain;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.provider.ServiceBindingProvider;
+
+/**
+ * The runtime component service. Provides the bridge between the
+ * assembly model representation of a component service and its runtime
+ * realization
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeComponentService extends ComponentService {
+
+ /**
+ * Get a list of runtime wires to the service
+ *
+ * @return The list of wires
+ */
+ List<RuntimeWire> getRuntimeWires();
+ /**
+ * Get the runtime wire for the given binding
+ * @param binding The assembly model binding
+ * @return The runtime wire
+ */
+ RuntimeWire getRuntimeWire(Binding binding);
+
+ /**
+ * Get the callback wires assoicated with this service
+ *
+ * @return The list of runtime callback wires
+ */
+ List<RuntimeWire> getCallbackWires();
+
+ /**
+ * Returns the service binding provider associated with this
+ * component service and the given binding.
+ *
+ * @param binding The assembly model binding
+ * @return The runtime service binding provider
+ */
+ ServiceBindingProvider getBindingProvider(Binding binding);
+
+ /**
+ * Sets the service binding provider associated with this
+ * component service and the given binding.
+ *
+ * @param binding The assembly model binding
+ * @param bindingProvider The runtime service binding provider
+ */
+ void setBindingProvider(Binding binding, ServiceBindingProvider bindingProvider);
+
+ /**
+ * Get the invoker for the given binding and operation
+ * @param binding The assembly model binding
+ * @param operation The assembly model operation
+ * @return The runtime invoker
+ */
+ Invoker getInvoker(Binding binding, Operation operation);
+
+ /**
+ * Get the invoker for the given binding and operation
+ * @param binding The assembly model binding
+ * @param operation The assembly model operation
+ * @return The runtime invoker
+ */
+ Invoker getInvoker(Binding binding, InterfaceContract interfaceContract, Operation operation);
+
+ /**
+ * Get the invocation chain for the given binding and operation
+ * @param binding The assembly model binding
+ * @param operation The assembly model operation
+ * @return The runtime invocation chain
+ */
+ InvocationChain getInvocationChain(Binding binding, Operation operation);
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWire.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWire.java
new file mode 100644
index 0000000000..da37385af1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWire.java
@@ -0,0 +1,101 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.runtime;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.List;
+
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.InvocationChain;
+import org.apache.tuscany.sca.invocation.Message;
+
+/**
+ * The runtime wire interface that connects a component reference to a
+ * component service (or an external service) over the selected binding
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeWire extends Cloneable {
+
+ /**
+ * Get the source of the wire
+ *
+ * @return The end point reference of the source
+ */
+ EndpointReference getSource();
+
+ /**
+ * Get the target of the wire
+ *
+ * @return The end point reference of the target
+ */
+ EndpointReference getTarget();
+
+ /**
+ * Rebind the runtime wire with the given target
+ * @param target The target endpoint reference
+ */
+ void setTarget(EndpointReference target);
+
+ /**
+ * Force the invocation chains to be rebuilt
+ */
+ void rebuild();
+
+ /**
+ * Returns the invocation chains for service operations associated with the
+ * wire
+ *
+ * @return the invocation chains for service operations associated with the
+ * wire
+ */
+ List<InvocationChain> getInvocationChains();
+
+ /**
+ * Lookup the invocation chain by operation
+ * @param operation The operation
+ * @return The invocation chain for the given operation
+ */
+ InvocationChain getInvocationChain(Operation operation);
+
+ /**
+ * Invoke an operation with given arguments
+ * @param operation The operation
+ * @param args The arguments
+ * @return The result
+ * @throws InvocationTargetException
+ */
+ Object invoke(Operation operation, Object[] args) throws InvocationTargetException;
+
+ /**
+ * Invoke an operation with a context message
+ * @param operation The operation
+ * @param msg The message
+ * @return The result
+ * @throws InvocationTargetException
+ */
+ Object invoke(Operation operation, Message msg) throws InvocationTargetException;
+
+ /**
+ * @return a clone of the runtime wire
+ * @throws CloneNotSupportedException
+ */
+ Object clone() throws CloneNotSupportedException;
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessor.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessor.java
new file mode 100644
index 0000000000..fbb7aae467
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessor.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.sca.runtime;
+
+/**
+ * Implementations are called after wires are decorated with policy and before they are connected.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeWireProcessor {
+
+ /**
+ * Process the runtime wire to add interceptors
+ *
+ * @param wire
+ */
+ void process(RuntimeWire wire);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessorExtensionPoint.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessorExtensionPoint.java
new file mode 100644
index 0000000000..4b2c71b397
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessorExtensionPoint.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.sca.runtime;
+
+import java.util.List;
+
+/**
+ * Acts as a delegating <code>WireProcessorExtensionPoint</code>, delegating
+ * processing of wires after policies have been applied and source and targets
+ * have been connected.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface RuntimeWireProcessorExtensionPoint {
+
+ /**
+ * Registers a wire-processor in the runtime
+ *
+ * @param processor The processor to register
+ */
+ void addWireProcessor(RuntimeWireProcessor processor);
+
+ /**
+ * De-registers a wire-processor in the runtime
+ *
+ * @param processor The processor to de-register
+ */
+ void removeWireProcessor(RuntimeWireProcessor processor);
+
+ /**
+ * Returns a list of registered wire-processors.
+ *
+ * @return The list of wire processors
+ */
+ List<RuntimeWireProcessor> getWireProcessors();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/DuplicateRecordException.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/DuplicateRecordException.java
new file mode 100644
index 0000000000..3cf82982dc
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/DuplicateRecordException.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.sca.store;
+
+/**
+ * thrown when a record already exists during an insert operation
+ *
+ * @version $Rev$ $Date$
+ */
+public class DuplicateRecordException extends StoreWriteException {
+ private static final long serialVersionUID = 3116253222569378447L;
+
+ public DuplicateRecordException() {
+ super();
+ }
+
+ public DuplicateRecordException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public DuplicateRecordException(String message) {
+ super(message);
+ }
+
+ public DuplicateRecordException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/RecoveryListener.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/RecoveryListener.java
new file mode 100644
index 0000000000..9d965a3369
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/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.sca.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-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/Store.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/Store.java
new file mode 100644
index 0000000000..b15cde066a
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/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.sca.store;
+
+import org.apache.tuscany.sca.event.EventPublisher;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+
+/**
+ * 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(RuntimeComponent 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(RuntimeComponent 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(RuntimeComponent 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(RuntimeComponent 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-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreException.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreException.java
new file mode 100644
index 0000000000..647eba33aa
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreException.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.sca.store;
+
+
+/**
+ * Represents a generic exception thrown by a <code>Store</code>
+ *
+ * @version $Rev$ $Date$
+ */
+public class StoreException extends Exception {
+ private static final long serialVersionUID = -319152147419962709L;
+
+ public StoreException() {
+ super();
+ }
+
+ public StoreException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public StoreException(String message) {
+ super(message);
+ }
+
+ public StoreException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreExpirationEvent.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreExpirationEvent.java
new file mode 100644
index 0000000000..5c1a3ca79d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/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.sca.store;
+
+import org.apache.tuscany.sca.event.Event;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+
+/**
+ * Fired when a store implementation expires a resource
+ *
+ * @version $Rev$ $Date$
+ */
+public class StoreExpirationEvent implements Event {
+ private Object source;
+ private RuntimeComponent 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, RuntimeComponent 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 RuntimeComponent 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-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreMonitor.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreMonitor.java
new file mode 100644
index 0000000000..66bbae684d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreMonitor.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.sca.store;
+
+
+/**
+ * A generic monintor interface for services to log events
+ *
+ * @version $Rev$ $Date$
+ */
+public interface StoreMonitor {
+
+ /**
+ * Signals the service has started
+ *
+ * @param msg
+ */
+ void start(String msg);
+
+ /**
+ * Signals the service has been shutdown
+ *
+ * @param msg
+ */
+ void stop(String msg);
+
+ /**
+ * Fired when recovery is started
+ */
+
+ void beginRecover();
+
+ /**
+ * Fired when recovery is completed
+ */
+
+ void endRecover();
+
+ /**
+ * Fired when a record is processed during recovery
+ *
+ * @param recordId the id of the record being recovered
+ */
+
+ void recover(Object recordId);
+
+ /**
+ * Signals an error event
+ *
+ * @param e the error
+ */
+
+ void error(Throwable e);
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreReadException.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreReadException.java
new file mode 100644
index 0000000000..3a563b9fb5
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreReadException.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.sca.store;
+
+/**
+ * Thrown when an error occurs reading from persistent storage
+ *
+ * @version $Rev$ $Date$
+ */
+public class StoreReadException extends StoreException {
+ private static final long serialVersionUID = -8624542082121467271L;
+
+ public StoreReadException() {
+ super();
+ }
+
+ public StoreReadException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public StoreReadException(String message) {
+ super(message);
+ }
+
+ public StoreReadException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreWriteException.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreWriteException.java
new file mode 100644
index 0000000000..ad55ce386b
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/store/StoreWriteException.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.sca.store;
+
+/**
+ * Thrown when an error occurs writing to persistent storage
+ *
+ * @version $Rev$ $Date$
+ */
+public class StoreWriteException extends StoreException {
+ private static final long serialVersionUID = 5539070473942048555L;
+
+ public StoreWriteException() {
+ super();
+ }
+
+ public StoreWriteException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public StoreWriteException(String message) {
+ super(message);
+ }
+
+ public StoreWriteException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/NotificationListener.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/NotificationListener.java
new file mode 100644
index 0000000000..5701a04ed1
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/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.sca.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-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkScheduler.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkScheduler.java
new file mode 100644
index 0000000000..f4e97f71ec
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkScheduler.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.sca.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);
+
+ /**
+ * Destroys the work scheduler
+ */
+ void destroy();
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkSchedulerException.java b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkSchedulerException.java
new file mode 100644
index 0000000000..d1f4496337
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkSchedulerException.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.sca.work;
+
+
+/**
+ * Exception thrown by the work scheduler in case of unexpected exceptions.
+ *
+ * @version $Rev$ $Date$
+ *
+ */
+public class WorkSchedulerException extends RuntimeException {
+ private static final long serialVersionUID = 1L;
+
+ public WorkSchedulerException() {
+ super();
+ }
+
+ public WorkSchedulerException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public WorkSchedulerException(String message) {
+ super(message);
+ }
+
+ public WorkSchedulerException(Throwable cause) {
+ super(cause);
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint
new file mode 100644
index 0000000000..e9de1f135f
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+org.apache.tuscany.sca.provider.DefaultProviderFactoryExtensionPoint
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.runtime.RuntimeWireProcessorExtensionPoint b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.runtime.RuntimeWireProcessorExtensionPoint
new file mode 100644
index 0000000000..95591dca5d
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.runtime.RuntimeWireProcessorExtensionPoint
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+org.apache.tuscany.sca.runtime.DefaultWireProcessorExtensionPoint
diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.work.WorkScheduler b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.work.WorkScheduler
new file mode 100644
index 0000000000..56e99be0f2
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.0/modules/core-spi/src/main/resources/META-INF/services/org.apache.tuscany.sca.work.WorkScheduler
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+org.apache.tuscany.sca.core.work.Jsr237WorkScheduler
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 02:03:35 +0000