1 files changed, 93 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.0.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java b/sca-java-1.x/tags/1.0.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java
new file mode 100644
index 0000000000..f1b675b4ea
--- /dev/null
+++ b/sca-java-1.x/tags/1.0.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.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.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.
+ * 
+ * @version $Rev: 579871 $ $Date: 2007-09-27 03:20:34 +0100 (Thu, 27 Sep 2007) $
+ */
+public abstract class SCANodeFactory {
+    
+        
+    /**
+     * Returns a new SCA node factory instance.
+     *  
+     * @return a new SCA node factory
+     */
+    public static SCANodeFactory newInstance() {
+        SCANodeFactory scaNodeFactory = null;
+        
+        try {
+            final ClassLoader classLoader = SCANodeFactory.class.getClassLoader();
+            String className =  "org.apache.tuscany.sca.node.impl.SCANodeFactoryImpl";  
+                            
+            Class cls = Class.forName(className, true, classLoader);
+            
+            Constructor<?> constructor = null;
+            
+            try {
+                constructor = cls.getConstructor();
+            } catch (NoSuchMethodException e) {
+                // ignore
+            }
+            
+            if (constructor != null) {
+                scaNodeFactory = (SCANodeFactory)constructor.newInstance();
+            } 
+            
+            return scaNodeFactory;
+
+        } catch (Exception e) {
+            throw new ServiceRuntimeException(e);
+        }  
+    }
+
+    /**
+     * Creates a new SCA node.
+     * 
+     * @param nodeURI the URI of the node, this is the endpoint URI of the
+     * node administration service
+     * @param domainURI the URI of the domain that the node belongs to
+     * @return a new SCA node.
+     */
+    public abstract SCANode createSCANode(String nodeURI, String domainURI) throws NodeException;
+    
+    /**
+     * Creates a new SCA node as part of a node group. Groups of nodes are used in load balancing
+     *  and failover scenarios where each node in the group runs the same contribution and 
+     *  active composites 
+     * 
+     * @param nodeURI the URI of the node, this is the endpoint URI of the
+     * node administration service
+     * @param domainURI the URI of the domain that the node belongs to
+     * @param nodeGroupURI the uri of the node group. This is the enpoint URI of the head of the
+     * group of nodes. For example, in load balancing scnearios this will be the loaded balancer itself
+     * @return a new SCA node.
+     */
+    public abstract SCANode createSCANode(String nodeURI, String domainURI, String nodeGroupURI) throws NodeException;
+    
+    
+}