1 files changed, 94 insertions, 0 deletions
diff --git a/sandbox/old/contrib/binding-servicemix/binding/src/main/java/org/apache/servicemix/sca/handler/ExternalJbiServiceClient.java b/sandbox/old/contrib/binding-servicemix/binding/src/main/java/org/apache/servicemix/sca/handler/ExternalJbiServiceClient.java
new file mode 100644
index 0000000000..22b457687f
--- /dev/null
+++ b/sandbox/old/contrib/binding-servicemix/binding/src/main/java/org/apache/servicemix/sca/handler/ExternalJbiServiceClient.java
@@ -0,0 +1,94 @@
+/*
+ * 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.servicemix.sca.handler;
+
+import java.io.ByteArrayOutputStream;
+import java.lang.reflect.Method;
+
+import javax.jbi.messaging.DeliveryChannel;
+import javax.jbi.messaging.ExchangeStatus;
+import javax.jbi.messaging.InOut;
+import javax.jbi.messaging.NormalizedMessage;
+import javax.xml.bind.JAXBContext;
+
+import org.apache.servicemix.jbi.jaxp.StringSource;
+import org.apache.servicemix.sca.ScaServiceUnit;
+import org.apache.servicemix.sca.assembly.JbiBinding;
+import org.apache.tuscany.model.assembly.ExternalService;
+
+public class ExternalJbiServiceClient {
+
+    private ExternalService externalService;
+    
+    private JbiBinding jbiBinding;
+
+    private ScaServiceUnit serviceUnit;
+
+    /**
+     * Constructs a new ExternalWebServiceClient.
+     * 
+     * @param externalService
+     * @param wsBinding
+     */
+    public ExternalJbiServiceClient(ExternalService externalService) {
+        this.serviceUnit = ScaServiceUnit.getCurrentScaServiceUnit();
+        this.externalService = externalService;
+        this.jbiBinding = (JbiBinding) this.externalService.getBindings().get(0);
+    }
+
+    /**
+     * Invoke an operation on the external Web service.
+     * 
+     * @param method
+     * @param args
+     * @return
+     */
+    public Object invoke(Method method, Object[] args) {
+        if (args == null || args.length != 1) {
+            throw new IllegalStateException("args should have exactly one object");
+        }
+        try {
+            Object payload = args[0];
+            Class inputClass = method.getParameterTypes()[0];
+            Class outputClass = method.getReturnType();
+            JAXBContext context = JAXBContext.newInstance(inputClass, outputClass);
+            ByteArrayOutputStream baos = new ByteArrayOutputStream();
+            context.createMarshaller().marshal(payload, baos);
+            
+            DeliveryChannel channel = serviceUnit.getComponent().getComponentContext().getDeliveryChannel();
+            // TODO: in-only case ?
+            // TODO: interface based routing ?
+            // TODO: explicit endpoint selection ?
+            InOut inout = channel.createExchangeFactory().createInOutExchange();
+            inout.setService(jbiBinding.getServiceName());
+            NormalizedMessage in = inout.createMessage();
+            inout.setInMessage(in);
+            in.setContent(new StringSource(baos.toString()));
+            boolean sent = channel.sendSync(inout);
+            // TODO: check for error ?
+            NormalizedMessage out = inout.getOutMessage();
+            Object response = context.createUnmarshaller().unmarshal(out.getContent());
+            inout.setStatus(ExchangeStatus.DONE);
+            channel.send(inout);
+            return response;
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+}