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package org.mule.providers.jms; |
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|
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import org.mule.impl.MuleMessage; |
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import org.mule.providers.AbstractMessageReceiver; |
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import org.mule.providers.ConnectException; |
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import org.mule.providers.jms.filters.JmsSelectorFilter; |
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import org.mule.transaction.TransactionCallback; |
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import org.mule.transaction.TransactionCoordination; |
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import org.mule.transaction.TransactionTemplate; |
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import org.mule.umo.UMOComponent; |
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import org.mule.umo.UMOException; |
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import org.mule.umo.UMOTransaction; |
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import org.mule.umo.endpoint.UMOEndpoint; |
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import org.mule.umo.lifecycle.InitialisationException; |
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import org.mule.umo.lifecycle.LifecycleException; |
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import org.mule.umo.provider.UMOConnector; |
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import org.mule.umo.provider.UMOMessageAdapter; |
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import org.mule.util.ClassUtils; |
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|
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import javax.jms.Destination; |
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import javax.jms.JMSException; |
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import javax.jms.Message; |
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import javax.jms.MessageConsumer; |
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import javax.jms.MessageListener; |
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import javax.jms.Session; |
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import javax.jms.Topic; |
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import javax.resource.spi.work.Work; |
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|
39 | 0 | public class TransactedSingleResourceJmsMessageReceiver extends AbstractMessageReceiver |
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implements MessageListener |
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{ |
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protected JmsConnector connector; |
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protected RedeliveryHandler redeliveryHandler; |
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protected MessageConsumer consumer; |
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protected Session session; |
46 | 0 | protected boolean startOnConnect = false; |
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|
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|
49 | 0 | protected boolean receiveMessagesInTransaction = true; |
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|
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|
52 | 0 | protected boolean useMultipleReceivers = true; |
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|
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public TransactedSingleResourceJmsMessageReceiver(UMOConnector connector, |
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UMOComponent component, |
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UMOEndpoint endpoint) throws InitialisationException |
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{ |
64 | 0 | super(connector, component, endpoint); |
65 | 0 | this.connector = (JmsConnector)connector; |
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|
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|
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|
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|
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try |
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{ |
72 | 0 | redeliveryHandler = this.connector.createRedeliveryHandler(); |
73 | 0 | redeliveryHandler.setConnector(this.connector); |
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} |
75 | 0 | catch (Exception e) |
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{ |
77 | 0 | throw new InitialisationException(e, this); |
78 | 0 | } |
79 | 0 | } |
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|
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protected void doDispose() |
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{ |
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|
84 | 0 | } |
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|
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protected void doConnect() throws Exception |
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{ |
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try |
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{ |
90 | 0 | JmsSupport jmsSupport = this.connector.getJmsSupport(); |
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|
92 | 0 | if (session == null) |
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{ |
94 | 0 | session = this.connector.getSession(endpoint); |
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} |
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|
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|
98 | 0 | boolean topic = connector.getTopicResolver().isTopic(endpoint, true); |
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|
100 | 0 | Destination dest = jmsSupport.createDestination(session, endpoint.getEndpointURI().getAddress(), |
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topic); |
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|
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|
104 | 0 | String selector = null; |
105 | 0 | if (endpoint.getFilter() != null && endpoint.getFilter() instanceof JmsSelectorFilter) |
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{ |
107 | 0 | selector = ((JmsSelectorFilter)endpoint.getFilter()).getExpression(); |
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} |
109 | 0 | else if (endpoint.getProperties() != null) |
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{ |
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|
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|
113 | 0 | selector = (String)endpoint.getProperties().get(JmsConstants.JMS_SELECTOR_PROPERTY); |
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} |
115 | 0 | String tempDurable = (String)endpoint.getProperties().get(JmsConstants.DURABLE_PROPERTY); |
116 | 0 | boolean durable = connector.isDurable(); |
117 | 0 | if (tempDurable != null) |
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{ |
119 | 0 | durable = Boolean.valueOf(tempDurable).booleanValue(); |
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} |
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|
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|
123 | 0 | String durableName = (String)endpoint.getProperties().get(JmsConstants.DURABLE_NAME_PROPERTY); |
124 | 0 | if (durableName == null && durable && dest instanceof Topic) |
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{ |
126 | 0 | durableName = "mule." + connector.getName() + "." + endpoint.getEndpointURI().getAddress(); |
127 | 0 | logger.debug("Jms Connector for this receiver is durable but no durable name has been specified. Defaulting to: " |
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+ durableName); |
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} |
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|
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|
132 | 0 | consumer = jmsSupport.createConsumer(session, dest, selector, connector.isNoLocal(), durableName, |
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topic); |
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} |
135 | 0 | catch (JMSException e) |
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{ |
137 | 0 | throw new ConnectException(e, this); |
138 | 0 | } |
139 | 0 | } |
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|
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protected void doStart() throws UMOException |
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{ |
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try |
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{ |
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|
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|
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|
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|
149 | 0 | if (consumer == null) |
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{ |
151 | 0 | startOnConnect = true; |
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} |
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else |
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{ |
155 | 0 | startOnConnect = false; |
156 | 0 | this.consumer.setMessageListener(this); |
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} |
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} |
159 | 0 | catch (JMSException e) |
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{ |
161 | 0 | throw new LifecycleException(e, this); |
162 | 0 | } |
163 | 0 | } |
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|
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protected void doStop() throws UMOException |
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{ |
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try |
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{ |
169 | 0 | if (consumer != null) |
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{ |
171 | 0 | consumer.setMessageListener(null); |
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} |
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} |
174 | 0 | catch (JMSException e) |
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{ |
176 | 0 | throw new LifecycleException(e, this); |
177 | 0 | } |
178 | 0 | } |
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|
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public void doDisconnect() throws Exception |
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{ |
182 | 0 | closeConsumer(); |
183 | 0 | } |
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|
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protected void closeConsumer() |
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{ |
187 | 0 | connector.closeQuietly(consumer); |
188 | 0 | consumer = null; |
189 | 0 | connector.closeQuietly(session); |
190 | 0 | session = null; |
191 | 0 | } |
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|
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public void onMessage(Message message) |
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{ |
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try |
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{ |
197 | 0 | getWorkManager().scheduleWork(new MessageReceiverWorker(message)); |
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} |
199 | 0 | catch (Exception e) |
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{ |
201 | 0 | handleException(e); |
202 | 0 | } |
203 | 0 | } |
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|
205 | 0 | protected class MessageReceiverWorker implements Work |
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{ |
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Message message; |
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|
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public MessageReceiverWorker(Message message) |
210 | 0 | { |
211 | 0 | this.message = message; |
212 | 0 | } |
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|
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public void run() |
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{ |
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try |
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{ |
218 | 0 | TransactionTemplate tt = new TransactionTemplate(endpoint.getTransactionConfig(), |
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connector.getExceptionListener()); |
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|
221 | 0 | if (receiveMessagesInTransaction) |
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{ |
223 | 0 | TransactionCallback cb = new MessageTransactionCallback(message) |
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{ |
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|
226 | 0 | public Object doInTransaction() throws Exception |
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{ |
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|
229 | 0 | UMOTransaction tx = TransactionCoordination.getInstance().getTransaction(); |
230 | 0 | if (tx != null) |
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{ |
232 | 0 | tx.bindResource(connector.getConnection(), session); |
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} |
234 | 0 | if (tx instanceof JmsClientAcknowledgeTransaction) |
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{ |
236 | 0 | tx.bindResource(message, message); |
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} |
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|
239 | 0 | if (logger.isDebugEnabled()) |
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{ |
241 | 0 | logger.debug("Message received it is of type: " + |
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ClassUtils.getSimpleName(message.getClass())); |
243 | 0 | if (message.getJMSDestination() != null) |
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{ |
245 | 0 | logger.debug("Message received on " + message.getJMSDestination() + " (" |
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+ message.getJMSDestination().getClass().getName() + ")"); |
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} |
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else |
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{ |
250 | 0 | logger.debug("Message received on unknown destination"); |
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} |
252 | 0 | logger.debug("Message CorrelationId is: " + message.getJMSCorrelationID()); |
253 | 0 | logger.debug("Jms Message Id is: " + message.getJMSMessageID()); |
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} |
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|
256 | 0 | if (message.getJMSRedelivered()) |
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{ |
258 | 0 | if (logger.isDebugEnabled()) |
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{ |
260 | 0 | logger.debug("Message with correlationId: " |
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+ message.getJMSCorrelationID() |
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+ " is redelivered. handing off to Exception Handler"); |
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} |
264 | 0 | redeliveryHandler.handleRedelivery(message); |
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} |
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|
267 | 0 | UMOMessageAdapter adapter = connector.getMessageAdapter(message); |
268 | 0 | routeMessage(new MuleMessage(adapter)); |
269 | 0 | return null; |
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} |
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}; |
272 | 0 | tt.execute(cb); |
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} |
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else |
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{ |
276 | 0 | UMOMessageAdapter adapter = connector.getMessageAdapter(message); |
277 | 0 | routeMessage(new MuleMessage(adapter)); |
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} |
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|
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} |
281 | 0 | catch (Exception e) |
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{ |
283 | 0 | getConnector().handleException(e); |
284 | 0 | } |
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|
286 | 0 | } |
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|
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public void release() |
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{ |
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|
291 | 0 | } |
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|
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} |
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|
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} |