Moving 1.x branches

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835125 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 112 insertions, 0 deletions

diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCANode2Factory.java b/sca-java-1.x/branches/sca-java-1.2/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCANode2Factory.java
new file mode 100644
index 0000000000..e956993dbc
--- /dev/null
+++ b/sca-java-1.x/branches/sca-java-1.2/modules/node2-api/src/main/java/org/apache/tuscany/sca/node/SCANode2Factory.java
@@ -0,0 +1,112 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF 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);
+        }  
+    }
+
+    /**
+     * Creates a new SCA node.
+     * 
+     * @param configurationURI the URI of the node configuration 
+     * @return a new SCA node.
+     */
+    public abstract SCANode2 createSCANode(String configurationURI);
+
+    /**
+     * Creates a new SCA node.
+     * 
+     * @param compositeURI the URI of the composite to use 
+     * @param contributions the URI of the composite to use 
+     * @return a new SCA node.
+     */
+    public abstract SCANode2 createSCANode(String compositeURI, SCAContribution... contributions);
+
+    /**
+     * Represents an SCA contribution uri + location.
+     */
+    public final static class SCAContribution {
+        private String uri;
+        private String location;
+        
+        /**
+         * Constructs a new SCA contribution.
+         * 
+         * @param uri
+         * @param location
+         */
+        public SCAContribution(String uri, String location) {
+            this.uri = uri;
+            this.location = location;
+        }
+        
+        public String getURI() {
+            return uri;
+        }
+        
+        public String getLocation() {
+            return location;
+        }
+    }
+    
+}