1 files changed, 55 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/extensibility/src/main/java/org/apache/tuscany/sca/core/FactoryExtensionPoint.java b/sca-java-2.x/tags/2.0.1-RC1/modules/extensibility/src/main/java/org/apache/tuscany/sca/core/FactoryExtensionPoint.java
new file mode 100644
index 0000000000..c3d2fd282a
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/extensibility/src/main/java/org/apache/tuscany/sca/core/FactoryExtensionPoint.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.core;
+
+/**
+ * An extension point for model factories. Model factories are provided to 
+ * abstract the classes that represent artifacts in the assembly model away
+ * from their creation mechanism. When the runtime needs to extend the model
+ * as it reads in contributed artifacts it looks up the factory for the 
+ * artifact required in this registry
+ *
+ * @version $Rev$ $Date$
+ * @tuscany.spi.extension.asclient
+ */
+public interface FactoryExtensionPoint {
+    
+    /**
+     * Add a model factory extension.
+     * 
+     * @param factory The factory to add
+     */
+    void addFactory(Object factory);
+    
+    /**
+     * Remove a model 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);
+
+}