Start branch for 1.3.1, the only changes in this commit are for the version

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@684661 13f79535-47bb-0310-9956-ffa450edef68

4 files changed, 282 insertions, 0 deletions

diff --git a/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCAClient.java b/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCAClient.java
new file mode 100644
index 0000000000..f390e8881e
--- /dev/null
+++ b/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCAClient.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.node;
+
+import org.osoa.sca.CallableReference;
+import org.osoa.sca.ServiceReference;
+
+
+/**
+ * Provides client access to the services in a domain.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface SCAClient {
+
+    /**
+     * Cast a type-safe reference to a CallahbleReference. Converts a type-safe
+     * reference to an equivalent CallableReference; if the target refers to a
+     * service then a ServiceReference will be returned, if the target refers to
+     * a callback then a CallableReference will be returned.
+     *
+     * @param target a reference proxy provided by the SCA runtime
+     * @param <B> the Java type of the business interface for the reference
+     * @param <R> the type of reference to be returned
+     * @return a CallableReference equivalent for the proxy
+     * @throws IllegalArgumentException if the supplied instance is not a
+     *             reference supplied by the SCA runtime
+     */
+    <B, R extends CallableReference<B>> R cast(B target) throws IllegalArgumentException;
+
+    /**
+     * Returns a proxy for a service provided by a component in the SCA domain.
+     *
+     * @param businessInterface the interface that will be used to invoke the
+     *            service
+     * @param serviceName the name of the service
+     * @param <B> the Java type of the business interface for the service
+     * @return an object that implements the business interface
+     */
+    <B> B getService(Class<B> businessInterface, String serviceName);
+
+    /**
+     * Returns a ServiceReference for a service provided by a component in the
+     * SCA domain.
+     *
+     * @param businessInterface the interface that will be used to invoke the
+     *            service
+     * @param serviceName the name of the service
+     * @param <B> the Java type of the business interface for the service
+     * @return a ServiceReference for the designated service
+     */
+    <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, String serviceName);
+
+}
\ No newline at end of file
diff --git a/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCAContribution.java b/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCAContribution.java
new file mode 100644
index 0000000000..de7f352122
--- /dev/null
+++ b/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCAContribution.java
@@ -0,0 +1,54 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.node;
+
+/**
+ * Represents an SCA contribution uri + location.
+ */
+public final class SCAContribution {
+    private String uri;
+    private String location;
+    
+    /**
+     * Constructs a new SCA contribution.
+     * 
+     * @param uri The URI that uniquely identifies the contribution in the SCA domain
+     * @param location The URL of the contribution archive
+     */
+    public SCAContribution(String uri, String location) {
+        this.uri = uri;
+        this.location = location;
+    }
+    
+    /**
+     * Get the URI of the contribution
+     * @return The URI that uniquely identifies the contribution in the SCA domain
+     */
+    public String getURI() {
+        return uri;
+    }
+    
+    /**
+     * The location of the contribution
+     * @return The URL of the contribution archive
+     */
+    public String getLocation() {
+        return location;
+    }
+}
\ No newline at end of file
diff --git a/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCANode2.java b/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCANode2.java
new file mode 100644
index 0000000000..c193467b09
--- /dev/null
+++ b/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCANode2.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.node;
+
+
+
+/**
+ * Represents an SCA processing node.
+ * A node is loaded with an SCA composites. It can start and stop that composite.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface SCANode2 {
+
+    /**
+     * Start the composite loaded in the node.
+     */
+    void start();
+
+    /**
+     * Stop the composite loaded in the node.
+     */
+    void stop();
+
+}
diff --git a/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCANode2Factory.java b/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCANode2Factory.java
new file mode 100644
index 0000000000..35ffbc4024
--- /dev/null
+++ b/branches/sca-java-1.3.1/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCANode2Factory.java
@@ -0,0 +1,115 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF 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.node;
+
+import java.lang.reflect.Constructor;
+
+import org.osoa.sca.ServiceRuntimeException;
+
+/**
+ * A factory for SCA processing nodes. An SCA processing node can be loaded
+ * with an SCA composite and the SCA contributions required by the composite.
+ * 
+ * @version $Rev$ $Date$
+ */
+public abstract class SCANode2Factory {
+    
+        
+    /**
+     * Returns a new SCA node factory instance.
+     *  
+     * @return a new SCA node factory
+     */
+    public static SCANode2Factory newInstance() {
+        SCANode2Factory scaNodeFactory = null;
+        
+        try {
+            final ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
+            String className =  "org.apache.tuscany.sca.node.impl.NodeFactoryImpl";  
+                            
+            Class<?> cls = Class.forName(className, true, classLoader);
+            
+            Constructor<?> constructor = null;
+            
+            try {
+                constructor = cls.getConstructor();
+            } catch (NoSuchMethodException e) {
+                // ignore
+            }
+            
+            if (constructor != null) {
+                scaNodeFactory = (SCANode2Factory)constructor.newInstance();
+            } 
+            
+            return scaNodeFactory;
+
+        } catch (Exception e) {
+            throw new ServiceRuntimeException(e);
+        }  
+    }
+
+    /**
+     * Create a SCA node based on the discovery of the contribution on the classpath for the 
+     * given classloader. This method should be treated a convinient shortcut with the following
+     * assumptions:
+     * <ul>
+     * <li>This is a standalone application and there is a deployable composite file on the classpath.
+     * <li>There is only one contribution which contains the deployable composite file physically in its packaging hierarchy.
+     * </ul> 
+     * @param compositeURI The URI of the composite file relative to the root of the enclosing contribution
+     * @param classLoader The ClassLoader used to load the composite file as a resource. If the value is null,
+     * then thread context classloader will be used
+     * @return A newly created SCA node
+     */
+    public abstract SCANode2 createSCANodeFromClassLoader(String compositeURI, ClassLoader classLoader);
+    
+    /**
+     * Creates a new SCA node from the configuration URL
+     * 
+     * @param configurationURL the URL of the node configuration which is the ATOM feed
+     * that contains the URI of the composite and a collection of URLs for the contributions
+     *  
+     * @return a new SCA node.
+     */
+    public abstract SCANode2 createSCANodeFromURL(String configurationURL);
+
+    /**
+     * Creates a new SCA node.
+     * 
+     * @param compositeURI the URI of the composite to use 
+     * @param contributions the URI of the contributions that provides the composites and related 
+     * artifacts. If the list is empty, then we will use the thread context classloader to discover
+     * the contribution on the classpath
+     *   
+     * @return a new SCA node.
+     */
+    public abstract SCANode2 createSCANode(String compositeURI, SCAContribution... contributions);
+
+    /**
+     * Creates a new SCA node.
+     * 
+     * @param compositeURI the URI of the composite to use 
+     * @param compositeContent the XML content of the composite to use 
+     * @param contributions the URI of the contributions that provides the composites and related artifacts 
+     * @return a new SCA node.
+     */
+    public abstract SCANode2 createSCANode(String compositeURI, String compositeContent, SCAContribution... contributions);
+    
+}