Creating Java SCA 1.x branch

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@713805 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 167 insertions, 0 deletions

diff --git a/branches/sca-java-1.x/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/operationselector/jmsdefault/OperationSelectorJMSDefaultServiceInterceptor.java b/branches/sca-java-1.x/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/operationselector/jmsdefault/OperationSelectorJMSDefaultServiceInterceptor.java
new file mode 100644
index 0000000000..d765e08d79
--- /dev/null
+++ b/branches/sca-java-1.x/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/operationselector/jmsdefault/OperationSelectorJMSDefaultServiceInterceptor.java
@@ -0,0 +1,167 @@
+/*
+ * 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.binding.jms.operationselector.jmsdefault;
+
+import java.util.List;
+
+import javax.jms.Destination;
+import javax.jms.JMSException;
+import javax.jms.MessageProducer;
+import javax.jms.Queue;
+import javax.jms.Session;
+import javax.jms.Topic;
+
+import org.apache.tuscany.sca.binding.jms.context.JMSBindingContext;
+import org.apache.tuscany.sca.binding.jms.impl.JMSBinding;
+import org.apache.tuscany.sca.binding.jms.impl.JMSBindingConstants;
+import org.apache.tuscany.sca.binding.jms.impl.JMSBindingException;
+import org.apache.tuscany.sca.binding.jms.provider.JMSMessageProcessor;
+import org.apache.tuscany.sca.binding.jms.provider.JMSMessageProcessorUtil;
+import org.apache.tuscany.sca.binding.jms.provider.JMSResourceFactory;
+import org.apache.tuscany.sca.core.assembly.EndpointReferenceImpl;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Interceptor;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.runtime.ReferenceParameters;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+import org.apache.tuscany.sca.runtime.RuntimeWire;
+
+/**
+ * Policy handler to handle PolicySet related to Logging with the QName
+ * {http://tuscany.apache.org/xmlns/sca/1.0/impl/java}LoggingPolicy
+ *
+ * @version $Rev$ $Date$
+ */
+public class OperationSelectorJMSDefaultServiceInterceptor implements Interceptor {
+    
+    private static final String ON_MESSAGE_METHOD_NAME = "onMessage";
+    
+    private Invoker next;
+    private RuntimeWire runtimeWire;
+    private JMSResourceFactory jmsResourceFactory;
+    private JMSBinding jmsBinding;
+    private JMSMessageProcessor requestMessageProcessor;
+    private JMSMessageProcessor responseMessageProcessor;
+    private RuntimeComponentService service;
+    private List<Operation> serviceOperations;
+    
+
+    public OperationSelectorJMSDefaultServiceInterceptor(JMSBinding jmsBinding, JMSResourceFactory jmsResourceFactory, RuntimeWire runtimeWire) {
+        super();
+        this.jmsBinding = jmsBinding;
+        this.runtimeWire = runtimeWire;
+        this.jmsResourceFactory = jmsResourceFactory;
+        this.requestMessageProcessor = JMSMessageProcessorUtil.getRequestMessageProcessor(jmsBinding);
+        this.responseMessageProcessor = JMSMessageProcessorUtil.getResponseMessageProcessor(jmsBinding);
+        this.service = (RuntimeComponentService)runtimeWire.getTarget().getContract();
+        this.serviceOperations = service.getInterfaceContract().getInterface().getOperations();
+    }
+    
+    public Message invoke(Message msg) {
+        return next.invoke(invokeRequest(msg));
+    }    
+    
+    public Message invokeRequest(Message msg) { 
+        try {
+            // get the jms context
+            JMSBindingContext context = (JMSBindingContext)msg.getHeaders().get(JMSBindingConstants.MSG_CTXT_POSITION);
+            javax.jms.Message jmsMsg = context.getJmsMsg();
+            
+            String operationName = requestMessageProcessor.getOperationName(jmsMsg);
+            Operation operation = getTargetOperation(operationName);
+            msg.setOperation(operation);
+            
+            ReferenceParameters parameters = msg.getFrom().getReferenceParameters();
+            
+            if (service.getInterfaceContract().getCallbackInterface() != null) {
+                
+                String callbackdestName = jmsMsg.getStringProperty(JMSBindingConstants.CALLBACK_Q_PROPERTY);
+                if (callbackdestName == null && msg.getOperation().isNonBlocking()) {
+                    // if the request has a replyTo but this service operation is oneway but the service uses callbacks
+                    // then use the replyTo as the callback destination
+                    Destination replyTo = jmsMsg.getJMSReplyTo();
+                    if (replyTo != null) {
+                        callbackdestName = (replyTo instanceof Queue) ? ((Queue)replyTo).getQueueName() : ((Topic)replyTo).getTopicName();
+                    }
+                }
+    
+                if (callbackdestName != null) {
+                    // append "jms:" to make it an absolute uri so the invoker can determine it came in on the request
+                    // as otherwise the invoker should use the uri from the service callback binding
+                    parameters.setCallbackReference(new EndpointReferenceImpl("jms:" + callbackdestName));
+                }
+    
+                String callbackID = jmsMsg.getStringProperty(JMSBindingConstants.CALLBACK_ID_PROPERTY);
+                if (callbackID != null) {
+                    parameters.setCallbackID(callbackID);
+                }
+            }        
+            
+            return msg;
+        } catch (JMSException e) {
+            throw new JMSBindingException(e);
+        }
+    }  
+    
+    protected Operation getTargetOperation(String operationName) {
+        Operation operation = null;
+
+        if (serviceOperations.size() == 1) {
+
+            // SCA JMS Binding Specification - Rule 1.5.1 line 203
+            operation = serviceOperations.get(0);
+
+        } else if (operationName != null) {
+
+            // SCA JMS Binding Specification - Rule 1.5.1 line 205
+            for (Operation op : serviceOperations) {
+                if (op.getName().equals(operationName)) {
+                    operation = op;
+                    break;
+                }
+            }
+
+        } else {
+
+            // SCA JMS Binding Specification - Rule 1.5.1 line 207
+            for (Operation op : serviceOperations) {
+                if (op.getName().equals(ON_MESSAGE_METHOD_NAME)) {
+                    operation = op;
+                    break;
+                }
+            }
+        }
+
+        if (operation == null) {
+            throw new JMSBindingException("Can't find operation " + (operationName != null ? operationName : ON_MESSAGE_METHOD_NAME));
+        }
+
+        return operation;
+    }
+    
+    public Invoker getNext() {
+        return next;
+    }
+
+    public void setNext(Invoker next) {
+        this.next = next;
+    }    
+   
+}