| /* |
| * 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.provider; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| import java.util.logging.Logger; |
| |
| import javax.jms.JMSException; |
| import javax.jms.Message; |
| import javax.jms.ObjectMessage; |
| import javax.jms.Session; |
| |
| 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.osoa.sca.ServiceRuntimeException; |
| |
| /** |
| * Base MessageProcessor for the JMSBinding. |
| * |
| * @version $Rev$ $Date$ |
| */ |
| public abstract class AbstractMessageProcessor implements JMSMessageProcessor { |
| private static final Logger logger = Logger.getLogger(AbstractMessageProcessor.class.getName()); |
| |
| protected String operationPropertyName; |
| protected boolean xmlFormat = true; |
| |
| public AbstractMessageProcessor(JMSBinding jmsBinding) { |
| this.operationPropertyName = jmsBinding.getOperationSelectorPropertyName(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.tuscany.binding.jms.OperationAndDataBinding#getOperationName(javax.jms.Message) |
| */ |
| public String getOperationName(Message message) { |
| try { |
| |
| return message.getStringProperty(operationPropertyName); |
| |
| } catch (JMSException e) { |
| throw new JMSBindingException("Exception retreiving operation name from message", e); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.tuscany.binding.jms.OperationAndDataBinding#setOperationName(javax.jms.Message, java.lang.String) |
| */ |
| public void setOperationName(String operationName, Message message) { |
| try { |
| |
| message.setStringProperty(operationPropertyName, operationName); |
| |
| } catch (JMSException e) { |
| throw new JMSBindingException("Exception setting the operation name on message", e); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.tuscany.binding.jms.OperationAndDataBinding#extractPayload(javax.jms.Session, java.lang.Object) |
| */ |
| public Message insertPayloadIntoJMSMessage(Session session, Object o) { |
| return createJMSMessage(session, o); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.tuscany.binding.jms.OperationAndDataBinding#extractPayload(javax.jms.Message) |
| */ |
| public Object extractPayloadFromJMSMessage(Message msg) { |
| try { |
| if (msg.getBooleanProperty(JMSBindingConstants.FAULT_PROPERTY)) { |
| Object exc = ((ObjectMessage)msg).getObject(); |
| if (exc instanceof RuntimeException) { |
| throw new ServiceRuntimeException("remote service exception, see nested exception", (Throwable)exc); |
| } else { |
| return new InvocationTargetException((Throwable) exc); |
| } |
| } |
| } catch (JMSException e) { |
| throw new JMSBindingException(e); |
| } |
| return extractPayload(msg); |
| } |
| |
| public Message createFaultMessage(Session session, Throwable o) { |
| if (session == null) { |
| logger.fine("no response session to create fault message: " + String.valueOf(o)); |
| return null; |
| } |
| try { |
| ObjectMessage message = session.createObjectMessage(); |
| |
| if (o instanceof RuntimeException || o instanceof Error) { |
| int recursionKlugeDetector = 20; |
| Throwable rootCause = o; |
| Throwable deepRootCause = rootCause.getCause(); |
| do { |
| if (rootCause == deepRootCause) { |
| break; |
| } else if (deepRootCause != null) { |
| rootCause = deepRootCause; |
| } |
| |
| if (recursionKlugeDetector-- <= 0) { |
| break; |
| } |
| } while (deepRootCause != null); |
| |
| final StringWriter sw = new StringWriter(); |
| final PrintWriter pw = new PrintWriter(sw); |
| pw.print("Message = " + o.getMessage()); |
| StackTraceElement[] stackElements = o.getStackTrace(); |
| for (int i = 0; i < stackElements.length; i++) { |
| pw.print("\t>> \t at "); |
| pw.println(stackElements[i].toString()); |
| } |
| pw.flush(); |
| |
| message.setObject(new RuntimeException( sw.toString() )); |
| }else{ |
| message.setObject(o); |
| } |
| |
| message.setBooleanProperty(JMSBindingConstants.FAULT_PROPERTY, true); |
| return message; |
| |
| } catch (JMSException e) { |
| throw new JMSBindingException(e); |
| } |
| } |
| |
| protected abstract Object extractPayload(Message msg); |
| |
| protected abstract Message createJMSMessage(Session session, Object o); |
| |
| } |