1 files changed, 112 insertions, 0 deletions
diff --git a/sandbox/sebastien/java/vhost/samples/extending-tuscany/implementation-sample/src/main/java/sample/impl/SampleProvider.java b/sandbox/sebastien/java/vhost/samples/extending-tuscany/implementation-sample/src/main/java/sample/impl/SampleProvider.java
new file mode 100644
index 0000000000..a7e68cfee6
--- /dev/null
+++ b/sandbox/sebastien/java/vhost/samples/extending-tuscany/implementation-sample/src/main/java/sample/impl/SampleProvider.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 sample.impl;
+
+import java.lang.reflect.Field;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.tuscany.sca.assembly.ComponentReference;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.invocation.ProxyFactory;
+import org.apache.tuscany.sca.interfacedef.Interface;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterface;
+import org.apache.tuscany.sca.interfacedef.java.JavaOperation;
+import org.apache.tuscany.sca.interfacedef.wsdl.WSDLOperation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.InvokerAsyncRequest;
+import org.apache.tuscany.sca.invocation.InvokerAsyncResponse;
+import org.apache.tuscany.sca.provider.ImplementationAsyncProvider;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+
+/**
+ * Implementation provider for Sample component implementations.
+ * 
+ * @version $Rev$ $Date$
+ */
+class SampleProvider implements ImplementationAsyncProvider {
+    final RuntimeComponent comp;
+    final SampleImplementation impl;
+    final ProxyFactory pxf;
+    final ExtensionPointRegistry ep;
+    Object instance;
+    Map<String, Object> asyncMessageMap = new HashMap<String, Object>();
+
+    SampleProvider(final RuntimeComponent comp, final SampleImplementation impl, ProxyFactory pf, ExtensionPointRegistry ep) {
+        this.comp = comp;
+        this.impl = impl;
+        this.pxf = pf;
+        this.ep = ep;
+    }
+
+    public void start() {
+        // Construct implementation instance and inject reference proxies
+        try {
+            instance = impl.clazz.newInstance();
+
+            for(ComponentReference r: comp.getReferences()) {
+                final Field f = impl.clazz.getDeclaredField(r.getName());
+                f.setAccessible(true);
+                // Inject a Java or WSDLReference proxy
+                final Interface i = r.getInterfaceContract().getInterface();
+                if(i instanceof JavaInterface)
+                    f.set(instance, pxf.createProxy(comp.getComponentContext().getServiceReference(f.getType(), r.getName())));
+                else
+                    f.set(instance, new SampleWSDLProxy(asyncMessageMap, r.getEndpointReferences().get(0), i, ep));
+            }
+        } catch(Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    public void stop() {
+        instance = null;
+    }
+
+    public boolean supportsOneWayInvocation() {
+        return false;
+    }
+
+    public Invoker createInvoker(final RuntimeComponentService s, final Operation op) {
+        try {
+            // Creating an invoker for a Java or WSDL-typed implementation
+            if(op instanceof JavaOperation)
+                return new SampleJavaInvoker((JavaOperation)op, impl.clazz, instance);
+            return new SampleWSDLInvoker((WSDLOperation)op, impl.clazz, instance);
+        } catch(Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+    
+    public InvokerAsyncRequest createAsyncInvoker(RuntimeComponentService service, Operation operation) {
+        // Only providing Async support through WSDL interfaces in this test
+        try {
+            return new SampleWSDLInvoker((WSDLOperation)operation, impl.clazz, instance);
+        } catch(Exception e) {
+            throw new RuntimeException(e);
+        }            
+    }
+    
+    public InvokerAsyncResponse createAsyncResponseInvoker(Operation operation) {
+        return new SampleAsyncResponseInvoker(asyncMessageMap, operation, impl.clazz, instance);
+    }
+}