1 files changed, 128 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/ExtensibleProxyFactory.java b/sca-java-2.x/tags/2.0.1-RC1/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/ExtensibleProxyFactory.java
new file mode 100644
index 0000000000..3cb9445d2d
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/ExtensibleProxyFactory.java
@@ -0,0 +1,128 @@
+/*
+ * 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.invocation;
+
+import java.util.List;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.runtime.Invocable;
+import org.oasisopen.sca.ServiceReference;
+
+/**
+ * An extensible proxy factory.
+ *
+ * @version $Rev$ $Date$
+ * @tuscany.spi.extension.asclient
+ */
+public class ExtensibleProxyFactory implements ProxyFactory {
+    
+    private ProxyFactoryExtensionPoint proxyFactories;
+
+    public ExtensibleProxyFactory(ProxyFactoryExtensionPoint proxyFactories) {
+        this.proxyFactories = proxyFactories;
+    }
+    
+    public ExtensibleProxyFactory(ExtensionPointRegistry registry) {
+        this.proxyFactories = registry.getExtensionPoint(ProxyFactoryExtensionPoint.class);
+    }
+    
+    public static ExtensibleProxyFactory getInstance(ExtensionPointRegistry registry) {
+        UtilityExtensionPoint utilities = registry.getExtensionPoint(UtilityExtensionPoint.class);
+        return utilities.getUtility(ExtensibleProxyFactory.class);
+    }
+    
+    /**
+     * @see org.apache.tuscany.sca.core.invocation.ProxyFactory#cast(java.lang.Object)
+     */
+    @SuppressWarnings("unchecked")
+    public <B, R extends ServiceReference<B>> R cast(B target) throws IllegalArgumentException {
+        ProxyFactory interfaceFactory = proxyFactories.getInterfaceProxyFactory();
+        ProxyFactory classFactory = proxyFactories.getClassProxyFactory();
+        if (interfaceFactory.isProxyClass(target.getClass())) {
+            return (R)interfaceFactory.cast(target);
+        } else if (classFactory != null && classFactory.isProxyClass(target.getClass())) {
+            return (R)classFactory.cast(target);
+        } else {
+            throw new IllegalArgumentException("The target is not a callable proxy");
+        }
+    }
+
+    /**
+     * @see org.apache.tuscany.sca.core.invocation.ProxyFactory#createCallbackProxy(java.lang.Class,
+     *      java.util.List)
+     */
+    public <T> T createCallbackProxy(Class<T> interfaze, List<? extends Invocable> wires) throws ProxyCreationException {
+        ProxyFactory interfaceFactory = proxyFactories.getInterfaceProxyFactory();
+        ProxyFactory classFactory = proxyFactories.getClassProxyFactory();
+        if (interfaze.isInterface()) {
+            return interfaceFactory.createCallbackProxy(interfaze, wires);
+        } else {
+            return classFactory.createCallbackProxy(interfaze, wires);
+        }
+    }
+
+    public <T> T createProxy(ServiceReference<T> callableReference) throws ProxyCreationException {
+        ProxyFactory interfaceFactory = proxyFactories.getInterfaceProxyFactory();
+        ProxyFactory classFactory = proxyFactories.getClassProxyFactory();
+        if (callableReference.getBusinessInterface().isInterface()) {
+            return interfaceFactory.createProxy(callableReference);
+        } else {
+            return classFactory.createProxy(callableReference);
+        }
+    }
+
+    public <T> T createCallbackProxy(ServiceReference<T> callbackReference) throws ProxyCreationException {
+        ProxyFactory interfaceFactory = proxyFactories.getInterfaceProxyFactory();
+        ProxyFactory classFactory = proxyFactories.getClassProxyFactory();
+        if (callbackReference.getBusinessInterface().isInterface()) {
+            return interfaceFactory.createCallbackProxy(callbackReference);
+        } else {
+            return classFactory.createCallbackProxy(callbackReference);
+        }
+    }
+
+    /**
+     * @see org.apache.tuscany.sca.core.invocation.ProxyFactory#createProxy(java.lang.Class,
+     *      org.apache.tuscany.sca.runtime.Invocable)
+     */
+    public <T> T createProxy(Class<T> interfaze, Invocable wire) throws ProxyCreationException {
+        ProxyFactory interfaceFactory = proxyFactories.getInterfaceProxyFactory();
+        ProxyFactory classFactory = proxyFactories.getClassProxyFactory();
+        if (interfaze.isInterface()) {
+            return interfaceFactory.createProxy(interfaze, wire);
+        } else {
+            return classFactory.createProxy(interfaze, wire);
+        }
+    }
+
+    /**
+     * @see org.apache.tuscany.sca.core.invocation.ProxyFactory#isProxyClass(java.lang.Class)
+     */
+    public boolean isProxyClass(Class<?> clazz) {
+        ProxyFactory interfaceFactory = proxyFactories.getInterfaceProxyFactory();
+        ProxyFactory classFactory = proxyFactories.getClassProxyFactory();
+        return interfaceFactory.isProxyClass(clazz) || (classFactory != null && classFactory.isProxyClass(clazz));
+    }
+
+    public void removeProxiesForContribution(ClassLoader contributionClassloader){
+        // do nothing, no cache to clear 
+    }
+}