| /* |
| * 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.wireformat.jmsdefault.runtime; |
| |
| import java.util.HashMap; |
| import java.util.List; |
| |
| import javax.jms.BytesMessage; |
| import javax.jms.JMSException; |
| import javax.jms.Session; |
| |
| import org.apache.tuscany.sca.binding.jms.JMSBinding; |
| import org.apache.tuscany.sca.binding.jms.JMSBindingConstants; |
| import org.apache.tuscany.sca.binding.jms.JMSBindingException; |
| import org.apache.tuscany.sca.binding.jms.context.JMSBindingContext; |
| import org.apache.tuscany.sca.binding.jms.provider.DefaultMessageProcessor; |
| import org.apache.tuscany.sca.binding.jms.provider.JMSResourceFactory; |
| import org.apache.tuscany.sca.binding.jms.wireformat.WireFormatJMSDefault; |
| import org.apache.tuscany.sca.core.ExtensionPointRegistry; |
| import org.apache.tuscany.sca.interfacedef.DataType; |
| 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.RuntimeEndpoint; |
| import org.w3c.dom.Node; |
| |
| /** |
| * Policy handler to handle PolicySet related to Logging with the QName {http://tuscany.apache.org/xmlns/sca/1.1/impl/java}LoggingPolicy |
| * |
| * @version $Rev$ $Date$ |
| */ |
| public class WireFormatJMSDefaultServiceInterceptor implements Interceptor { |
| private Invoker next; |
| private RuntimeEndpoint endpoint; |
| private JMSResourceFactory jmsResourceFactory; |
| private JMSBinding jmsBinding; |
| private DefaultMessageProcessor requestMessageProcessor; |
| private DefaultMessageProcessor responseMessageProcessor; |
| private HashMap<String, Node> inputWrapperMap; |
| private HashMap<String, Boolean> outputWrapperMap; |
| |
| public WireFormatJMSDefaultServiceInterceptor(ExtensionPointRegistry registry, JMSResourceFactory jmsResourceFactory, RuntimeEndpoint endpoint, HashMap<String, Node> inputWrapperMap, |
| HashMap<String, Boolean> outputWrapperMap) { |
| super(); |
| this.jmsBinding = (JMSBinding) endpoint.getBinding(); |
| this.endpoint = endpoint; |
| this.jmsResourceFactory = jmsResourceFactory; |
| // Note the default processor doesn't follow the normal processor pattern |
| // as it has to handle both text and bytes messages |
| this.requestMessageProcessor = new DefaultMessageProcessor(jmsBinding, registry); |
| this.responseMessageProcessor = new DefaultMessageProcessor(jmsBinding, registry); |
| this.inputWrapperMap = inputWrapperMap; |
| this.outputWrapperMap = outputWrapperMap; |
| |
| } |
| |
| public Message invoke(Message msg) { |
| |
| if (jmsBinding.getRequestWireFormat() instanceof WireFormatJMSDefault) { |
| msg = invokeRequest(msg); |
| } |
| |
| msg = getNext().invoke(msg); |
| |
| // if it's oneway return back |
| Operation operation = msg.getOperation(); |
| if (operation != null && operation.isNonBlocking()) { |
| return msg; |
| } |
| |
| if (jmsBinding.getResponseWireFormat() instanceof WireFormatJMSDefault) { |
| msg = invokeResponse(msg); |
| } |
| |
| return msg; |
| } |
| |
| public Message invokeRequest(Message msg) { |
| // get the jms context |
| JMSBindingContext context = msg.getBindingContext(); |
| javax.jms.Message jmsMsg = context.getJmsMsg(); |
| |
| Operation op = msg.getOperation(); |
| List<DataType> inputDataTypes = op.getInputType().getLogical(); |
| |
| Class<?> inputType = null; |
| if (inputDataTypes.size() == 1) { |
| inputType = inputDataTypes.get(0).getPhysical(); |
| } |
| if (inputType != null && javax.jms.Message.class.isAssignableFrom(inputType)) { |
| msg.setBody(new Object[] { jmsMsg }); |
| |
| if (jmsMsg instanceof BytesMessage) { |
| context.setUseBytesForWFJMSDefaultResponse(true); |
| } else { |
| context.setUseBytesForWFJMSDefaultResponse(false); |
| } |
| } else { |
| |
| // If there is only one arg we must add a wrapper if the operation is wrapper style |
| Node wrapper = this.inputWrapperMap.get(msg.getOperation().getName()); |
| |
| Object requestPayload; |
| if (jmsMsg instanceof BytesMessage) { |
| requestPayload = responseMessageProcessor.extractPayloadFromJMSBytesMessage(jmsMsg, wrapper); |
| context.setUseBytesForWFJMSDefaultResponse(true); |
| } else { |
| requestPayload = responseMessageProcessor.extractPayloadFromJMSTextMessage(jmsMsg, wrapper ); |
| context.setUseBytesForWFJMSDefaultResponse(false); |
| } |
| |
| msg.setBody(new Object[] { requestPayload }); |
| } |
| |
| return msg; |
| |
| } |
| |
| public Message invokeResponse(Message msg) { |
| |
| // get the jms context |
| JMSBindingContext context = msg.getBindingContext(); |
| Session session = context.getJmsResponseSession(); |
| |
| javax.jms.Message responseJMSMsg; |
| |
| boolean respondBytesMessage = context.isUseBytesForWFJMSDefaultResponse(); |
| |
| if (msg.isFault()) { |
| if (respondBytesMessage == true) { |
| responseJMSMsg = requestMessageProcessor.createFaultJMSBytesMessage(session, (Throwable) msg.getBody()); |
| } else { |
| responseJMSMsg = responseMessageProcessor.createFaultJMSTextMessage(session, (Throwable) msg.getBody()); |
| } |
| } else { |
| boolean unwrap = false; |
| |
| if (this.outputWrapperMap.get(msg.getOperation().getName()) != null){ |
| unwrap = this.outputWrapperMap.get(msg.getOperation().getName()); |
| } |
| |
| if (respondBytesMessage == true) { |
| responseJMSMsg = requestMessageProcessor.insertPayloadIntoJMSBytesMessage(session, msg.getBody(), unwrap); |
| } else { |
| responseJMSMsg = requestMessageProcessor.insertPayloadIntoJMSTextMessage(session, msg.getBody(), unwrap); |
| } |
| } |
| |
| |
| try { |
| responseJMSMsg.setStringProperty(JMSBindingConstants.DEFAULT_OPERATION_PROP_NAME, msg.getOperation().getName()); |
| } catch (JMSException e) { |
| // Not sure what to do at this point.. it doesn't make sense to create a fault message. |
| // Throwing a runtime exception for now. |
| throw new JMSBindingException(e); |
| } |
| |
| msg.setBody(responseJMSMsg); |
| |
| return msg; |
| } |
| |
| public Invoker getNext() { |
| return next; |
| } |
| |
| public void setNext(Invoker next) { |
| this.next = next; |
| } |
| } |