2 files changed, 134 insertions, 0 deletions
diff --git a/tags/java/sca/1.5.1-RC3/samples/binding-echo-extension/src/main/java/echo/server/EchoServer.java b/tags/java/sca/1.5.1-RC3/samples/binding-echo-extension/src/main/java/echo/server/EchoServer.java
new file mode 100644
index 0000000000..7f3a4f9ac3
--- /dev/null
+++ b/tags/java/sca/1.5.1-RC3/samples/binding-echo-extension/src/main/java/echo/server/EchoServer.java
@@ -0,0 +1,82 @@
+/*
+ * 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 echo.server;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * A sample Echo server, showing how to integrate service bindings.
+ */
+public class EchoServer {
+
+    public static EchoServer server;
+
+    private Map<String, EchoServiceListener> services = new HashMap<String, EchoServiceListener>();
+
+    public static void start() {
+    }
+
+    public static void stop() {
+    }
+
+    public static EchoServer getServer() {
+        if (server == null)
+            server = new EchoServer();
+        return server;
+    }
+
+    /**
+     * Register a service under the given name.
+     *
+     * @param service
+     * @param name
+     */
+    public void register(String uri, EchoServiceListener service) {
+        if (services.isEmpty()) {
+            start();
+        }
+        services.put(uri, service);
+    }
+
+    public void unregister(String uri) {
+        services.remove(uri);
+        if (services.isEmpty()) {
+            stop();
+        }
+    }
+
+    /**
+     * Dispatch an incoming interaction to the corresponding service.
+     *
+     * @param uri
+     * @param args
+     * @return
+     */
+    public Object call(String uri, Object[] args) throws InvocationTargetException {
+        EchoServiceListener service = services.get(uri);
+        if (service == null) {
+            return args[0];
+        }
+        return service.call(args);
+    }
+
+}
diff --git a/tags/java/sca/1.5.1-RC3/samples/binding-echo-extension/src/main/java/echo/server/EchoServiceListener.java b/tags/java/sca/1.5.1-RC3/samples/binding-echo-extension/src/main/java/echo/server/EchoServiceListener.java
new file mode 100644
index 0000000000..bc6aa74037
--- /dev/null
+++ b/tags/java/sca/1.5.1-RC3/samples/binding-echo-extension/src/main/java/echo/server/EchoServiceListener.java
@@ -0,0 +1,52 @@
+/*
+ * 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 echo.server;
+
+import java.lang.reflect.InvocationTargetException;
+
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.invocation.MessageFactory;
+
+public class EchoServiceListener {
+    private Invoker invoker;
+    private MessageFactory messageFactory;
+
+    public EchoServiceListener(Invoker invoker, MessageFactory messageFactory) {
+        super();
+        this.invoker = invoker;
+        this.messageFactory = messageFactory;
+    }
+
+    public Object call(Object[] args) throws InvocationTargetException {
+
+        // Create a request message
+        Message request = messageFactory.createMessage();
+        request.setBody(args);
+
+        // Dispatch and get the response
+        Message response = invoker.invoke(request);
+        Object body = response.getBody();
+        if (response.isFault()) {
+            throw new InvocationTargetException((Throwable)body);
+        }
+        return body;
+    }
+
+}