diff options
author | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2012-03-07 08:40:04 +0000 |
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committer | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2012-03-07 08:40:04 +0000 |
commit | 61d713f05fa632b03c3ec38ca224e28de5f0ffd8 (patch) | |
tree | 4334322a90bda845473345e997c099f29477fd68 /sca-java-2.x/tags/2.0-Beta4-RC1/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/DefaultMessageProcessor.java | |
parent | f742a208acdf8fdfa7352d16e083403b76998d06 (diff) |
Tag for beta4 Rc1
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1297882 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-2.x/tags/2.0-Beta4-RC1/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/DefaultMessageProcessor.java')
-rw-r--r-- | sca-java-2.x/tags/2.0-Beta4-RC1/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/DefaultMessageProcessor.java | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta4-RC1/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/DefaultMessageProcessor.java b/sca-java-2.x/tags/2.0-Beta4-RC1/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/DefaultMessageProcessor.java new file mode 100644 index 0000000000..0288ecb5ba --- /dev/null +++ b/sca-java-2.x/tags/2.0-Beta4-RC1/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/DefaultMessageProcessor.java @@ -0,0 +1,265 @@ +/* + * 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.io.IOException; +import java.util.logging.Logger; + +import javax.jms.BytesMessage; +import javax.jms.JMSException; +import javax.jms.Message; +import javax.jms.Session; +import javax.jms.TextMessage; + +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.provider.xml.XMLHelper; +import org.apache.tuscany.sca.binding.jms.provider.xml.XMLHelperFactory; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.interfacedef.util.FaultException; + +/** + * MessageProcessor for sending/receiving XML over javax.jms.TextMessage or javax.jms.BytesMessage + * with the JMSBinding. + * This is very specific to the default wire format and is not tied into the usual hierarchy + * of message processors + * + * @version $Rev$ $Date$ + */ +public class DefaultMessageProcessor extends AbstractMessageProcessor { + private static final Logger logger = Logger.getLogger(DefaultMessageProcessor.class.getName()); + + private XMLHelper xmlHelper; + + public DefaultMessageProcessor(JMSBinding jmsBinding, ExtensionPointRegistry registry) { + super(jmsBinding); + this.xmlHelper = XMLHelperFactory.createXMLHelper(registry); + } + + // inherited methods that don't do anything useful + @Override + protected Message createJMSMessage(Session session, Object o) { + // should not be used + return null; + } + + @Override + protected Object extractPayload(Message msg) { + // if it's not a text/bytes message or a fault then we don;t know what to do with it + return null; + } + + // TODO - This makes the assumption that whatever the text/bytes configuration of the + // jms binding, unchecked faults will be sent as bytes. + @Override + public Message createFaultMessage(Session session, Throwable o) { + return createFaultJMSBytesMessage(session, o); + } + + // handle text messages + + public Object extractPayloadFromJMSTextMessage(Message msg, Object wrapper) { + if (msg instanceof TextMessage) { + try { + String xml = ((TextMessage) msg).getText(); + + Object os; + if (xml != null && xml.length() > 0) { + os = xmlHelper.load(xml); + } else { + os = null; + } + + if (wrapper != null){ + return xmlHelper.wrap(wrapper, os); + } + + return os; + + } catch (JMSException e) { + throw new JMSBindingException(e); + } catch (IOException e) { + throw new JMSBindingException(e); + } + } else { + // handle the non-text fault case + return super.extractPayloadFromJMSMessage(msg); + } + } + + public Message insertPayloadIntoJMSTextMessage(Session session, Object o, boolean unwrap) { + + try { + + TextMessage message = session.createTextMessage(); + + if ((o instanceof Object[])) { + if (unwrap){ + Object firstElement = xmlHelper.getFirstChild(((Object[])o)[0]); + if (firstElement == null ) { + message.setText(null); + } else { + message.setText(xmlHelper.saveAsString(firstElement)); + } + }else { + message.setText(xmlHelper.saveAsString(((Object[])o)[0])); + } + } else if (o != null) { + if (unwrap){ + Object firstElement = xmlHelper.getFirstChild(o); + if (firstElement == null ) { + message.setText(""); + } else { + message.setText(xmlHelper.saveAsString(firstElement)); + } + }else { + message.setText(xmlHelper.saveAsString(o)); + } + } + + return message; + + } catch (JMSException e) { + throw new JMSBindingException(e); + } + } + + public Message createFaultJMSTextMessage(Session session, Throwable o) { + + if (session == null) { + logger.fine("no response session to create fault message: " + String.valueOf(o)); + return null; + } + if (o instanceof FaultException) { + try { + + TextMessage message = session.createTextMessage(); + message.setText(xmlHelper.saveAsString(((FaultException)o).getFaultInfo())); + message.setBooleanProperty(JMSBindingConstants.FAULT_PROPERTY, true); + return message; + + } catch (JMSException e) { + throw new JMSBindingException(e); + } + } else { + // handle the non XML fault case + return super.createFaultMessage(session, o); + } + } + + // handle bytes messages + + public Object extractPayloadFromJMSBytesMessage(Message msg, Object wrapper) { + + if (msg instanceof BytesMessage) { + try { + Object os; + + long noOfBytes = ((BytesMessage) msg).getBodyLength(); + byte[] bytes = new byte[(int) noOfBytes]; + ((BytesMessage) msg).readBytes(bytes); + ((BytesMessage)msg).reset(); + + if ((bytes != null) && (bytes.length > 0)) { + os = xmlHelper.load(new String(bytes)); + } else { + os = null; + } + + if (wrapper != null){ + return xmlHelper.wrap(wrapper, os); + } + + return os; + + } catch (JMSException e) { + throw new JMSBindingException(e); + } catch (IOException e) { + throw new JMSBindingException(e); + } + } else { + // trap the non-bytes fault case + return super.extractPayloadFromJMSMessage(msg); + } + } + + public Message insertPayloadIntoJMSBytesMessage(Session session, Object o, boolean unwrap) { + + try { + + BytesMessage message = session.createBytesMessage(); + + if ((o instanceof Object[])) { + if (unwrap){ + Object firstElement = xmlHelper.getFirstChild(((Object[])o)[0]); + if (firstElement == null ) { + //do nothing, the message will just be set with a byte[0] + } else { + message.writeBytes(xmlHelper.saveAsString(firstElement).getBytes()); + } + + }else { + message.writeBytes(xmlHelper.saveAsString(((Object[]) o)[0]).getBytes()); + } + } else if (o != null) { + if (unwrap) { + Object firstElement = xmlHelper.getFirstChild(o); + if (firstElement == null ) { + //do nothing, the message will just be set with a byte[0] + } else { + message.writeBytes(xmlHelper.saveAsString(firstElement).getBytes()); + } + + } else { + message.writeBytes(xmlHelper.saveAsString(o).getBytes()); + } + } + + return message; + + } catch (JMSException e) { + throw new JMSBindingException(e); + } + } + + public Message createFaultJMSBytesMessage(Session session, Throwable o) { + + if (session == null) { + logger.fine("no response session to create fault message: " + String.valueOf(o)); + return null; + } + + if (o instanceof FaultException) { + try { + + BytesMessage message = session.createBytesMessage(); + String s = xmlHelper.saveAsString(((FaultException)o).getFaultInfo()); + message.writeBytes(s.getBytes()); + message.setBooleanProperty(JMSBindingConstants.FAULT_PROPERTY, true); + return message; + + } catch (JMSException e) { + throw new JMSBindingException(e); + } + } else { + return super.createFaultMessage(session, o); + } + } +} |