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package org.mule.transport.jms; |
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import org.mule.DefaultMuleMessage; |
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import org.mule.api.MuleMessage; |
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import org.mule.api.endpoint.InboundEndpoint; |
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import org.mule.transport.AbstractMessageRequester; |
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import org.mule.transport.jms.filters.JmsSelectorFilter; |
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import javax.jms.Destination; |
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import javax.jms.Message; |
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import javax.jms.MessageConsumer; |
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import javax.jms.Session; |
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public class JmsMessageRequester extends AbstractMessageRequester |
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{ |
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private JmsConnector connector; |
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public JmsMessageRequester(InboundEndpoint endpoint) |
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{ |
37 | 12 | super(endpoint); |
38 | 12 | this.connector = (JmsConnector) endpoint.getConnector(); |
39 | 12 | } |
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protected void doConnect() throws Exception |
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{ |
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44 | 12 | } |
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protected void doDisconnect() throws Exception |
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{ |
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49 | 12 | } |
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protected MuleMessage doRequest(long timeout) throws Exception |
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{ |
64 | 28 | Session session = null; |
65 | 28 | MessageConsumer consumer = null; |
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try |
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{ |
69 | 28 | final boolean topic = connector.getTopicResolver().isTopic(endpoint); |
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71 | 28 | JmsSupport support = connector.getJmsSupport(); |
72 | 28 | session = connector.getSession(false, topic); |
73 | 28 | Destination dest = support.createDestination(session, endpoint.getEndpointURI().getAddress(), |
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topic); |
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77 | 28 | String selector = null; |
78 | 28 | if (endpoint.getFilter() != null && endpoint.getFilter() instanceof JmsSelectorFilter) |
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{ |
80 | 0 | selector = ((JmsSelectorFilter) endpoint.getFilter()).getExpression(); |
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} |
82 | 28 | else if (endpoint.getProperties() != null) |
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{ |
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86 | 28 | selector = (String) endpoint.getProperties().get(JmsConstants.JMS_SELECTOR_PROPERTY); |
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} |
88 | 28 | String tempDurable = (String) endpoint.getProperties().get(JmsConstants.DURABLE_PROPERTY); |
89 | 28 | boolean durable = connector.isDurable(); |
90 | 28 | if (tempDurable != null) |
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{ |
92 | 0 | durable = Boolean.valueOf(tempDurable).booleanValue(); |
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} |
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96 | 28 | String durableName = (String) endpoint.getProperties().get(JmsConstants.DURABLE_NAME_PROPERTY); |
97 | 28 | if (durableName == null && durable && topic) |
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{ |
99 | 0 | durableName = "mule." + connector.getName() + "." + endpoint.getEndpointURI().getAddress(); |
100 | 0 | if (logger.isDebugEnabled()) |
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{ |
102 | 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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108 | 28 | consumer = support.createConsumer(session, dest, selector, connector.isNoLocal(), durableName, |
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topic); |
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try |
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{ |
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Message message; |
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115 | 28 | if (timeout == JmsMessageDispatcher.RECEIVE_NO_WAIT) |
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{ |
117 | 0 | message = consumer.receiveNoWait(); |
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} |
119 | 28 | else if (timeout == JmsMessageDispatcher.RECEIVE_WAIT_INDEFINITELY) |
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{ |
121 | 0 | message = consumer.receive(); |
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} |
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else |
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{ |
125 | 28 | message = consumer.receive(timeout); |
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} |
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128 | 28 | if (message == null) |
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{ |
130 | 0 | return null; |
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} |
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133 | 28 | message = connector.preProcessMessage(message, session); |
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135 | 28 | return new DefaultMuleMessage(connector.getMessageAdapter(message)); |
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} |
137 | 0 | catch (Exception e) |
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{ |
139 | 0 | connector.handleException(e); |
140 | 0 | return null; |
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} |
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} |
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finally |
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{ |
145 | 28 | connector.closeQuietly(consumer); |
146 | 28 | connector.closeQuietly(session); |
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} |
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} |
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protected void doDispose() |
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{ |
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153 | 12 | } |
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} |