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package org.mule.providers.vm; |
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import org.mule.MuleManager; |
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import org.mule.config.QueueProfile; |
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import org.mule.config.i18n.CoreMessages; |
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import org.mule.impl.MuleMessage; |
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import org.mule.impl.endpoint.MuleEndpointURI; |
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import org.mule.providers.AbstractConnector; |
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import org.mule.routing.filters.WildcardFilter; |
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import org.mule.transaction.TransactionCoordination; |
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import org.mule.umo.MessagingException; |
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import org.mule.umo.TransactionException; |
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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.EndpointException; |
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import org.mule.umo.endpoint.UMOEndpoint; |
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import org.mule.umo.endpoint.UMOEndpointURI; |
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import org.mule.umo.lifecycle.InitialisationException; |
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import org.mule.umo.provider.MessageTypeNotSupportedException; |
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import org.mule.umo.provider.UMOMessageAdapter; |
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import org.mule.umo.provider.UMOMessageReceiver; |
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import org.mule.util.ClassUtils; |
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import org.mule.util.queue.QueueManager; |
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import org.mule.util.queue.QueueSession; |
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import java.util.Iterator; |
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|
43 | 0 | public class VMConnector extends AbstractConnector |
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{ |
45 | 0 | private boolean queueEvents = false; |
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private QueueProfile queueProfile; |
47 | 0 | private Class adapterClass = null; |
48 | 0 | private int queueTimeout = 1000; |
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|
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protected void doInitialise() throws InitialisationException |
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{ |
52 | 0 | if (queueEvents) |
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{ |
54 | 0 | if (queueProfile == null) |
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{ |
56 | 0 | queueProfile = MuleManager.getConfiguration().getQueueProfile(); |
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} |
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} |
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|
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try |
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{ |
62 | 0 | adapterClass = ClassUtils.loadClass(serviceDescriptor.getMessageAdapter(), getClass()); |
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} |
64 | 0 | catch (ClassNotFoundException e) |
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{ |
66 | 0 | throw new InitialisationException( |
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CoreMessages.failedToLoad("Message Adapter: " + serviceDescriptor.getMessageAdapter()), e); |
68 | 0 | } |
69 | 0 | } |
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|
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protected void doDispose() |
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{ |
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|
74 | 0 | } |
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|
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protected void doConnect() throws Exception |
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{ |
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|
79 | 0 | } |
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|
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protected void doDisconnect() throws Exception |
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{ |
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|
84 | 0 | } |
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|
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protected void doStart() throws UMOException |
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{ |
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|
89 | 0 | } |
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|
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protected void doStop() throws UMOException |
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{ |
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|
94 | 0 | } |
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|
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public UMOMessageReceiver createReceiver(UMOComponent component, UMOEndpoint endpoint) throws Exception |
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{ |
98 | 0 | if (queueEvents) |
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{ |
100 | 0 | queueProfile.configureQueue(endpoint.getEndpointURI().getAddress()); |
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} |
102 | 0 | return serviceDescriptor.createMessageReceiver(this, component, endpoint); |
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} |
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|
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public UMOMessageAdapter getMessageAdapter(Object message) throws MessagingException |
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{ |
107 | 0 | if (message == null) |
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{ |
109 | 0 | throw new MessageTypeNotSupportedException(null, adapterClass); |
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} |
111 | 0 | else if (message instanceof MuleMessage) |
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{ |
113 | 0 | return ((MuleMessage)message).getAdapter(); |
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} |
115 | 0 | else if (message instanceof UMOMessageAdapter) |
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{ |
117 | 0 | return (UMOMessageAdapter)message; |
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} |
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else |
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{ |
121 | 0 | throw new MessageTypeNotSupportedException(message, adapterClass); |
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} |
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} |
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|
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public String getProtocol() |
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{ |
127 | 0 | return "VM"; |
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} |
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|
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public boolean isQueueEvents() |
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{ |
132 | 0 | return queueEvents; |
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} |
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|
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public void setQueueEvents(boolean queueEvents) |
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{ |
137 | 0 | this.queueEvents = queueEvents; |
138 | 0 | } |
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|
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public QueueProfile getQueueProfile() |
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{ |
142 | 0 | return queueProfile; |
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} |
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|
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public void setQueueProfile(QueueProfile queueProfile) |
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{ |
147 | 0 | this.queueProfile = queueProfile; |
148 | 0 | } |
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|
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VMMessageReceiver getReceiver(UMOEndpointURI endpointUri) throws EndpointException |
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{ |
152 | 0 | return (VMMessageReceiver)getReceiverByEndpoint(endpointUri); |
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} |
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|
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QueueSession getQueueSession() throws InitialisationException |
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{ |
157 | 0 | QueueManager qm = MuleManager.getInstance().getQueueManager(); |
158 | 0 | UMOTransaction tx = TransactionCoordination.getInstance().getTransaction(); |
159 | 0 | if (tx != null) |
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{ |
161 | 0 | if (tx.hasResource(qm)) |
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{ |
163 | 0 | if (logger.isTraceEnabled()) |
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{ |
165 | 0 | logger.trace("Retrieving queue session from current transaction"); |
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} |
167 | 0 | return (QueueSession)tx.getResource(qm); |
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} |
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} |
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|
171 | 0 | if (logger.isTraceEnabled()) |
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{ |
173 | 0 | logger.trace("Retrieving new queue session from queue manager"); |
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} |
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|
176 | 0 | QueueSession session = qm.getQueueSession(); |
177 | 0 | if (tx != null) |
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{ |
179 | 0 | logger.debug("Binding queue session to current transaction"); |
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try |
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{ |
182 | 0 | tx.bindResource(qm, session); |
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} |
184 | 0 | catch (TransactionException e) |
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{ |
186 | 0 | throw new RuntimeException("Could not bind queue session to current transaction", e); |
187 | 0 | } |
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} |
189 | 0 | return session; |
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} |
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|
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protected UMOMessageReceiver getReceiverByEndpoint(UMOEndpointURI endpointUri) throws EndpointException |
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{ |
194 | 0 | if (logger.isDebugEnabled()) |
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{ |
196 | 0 | logger.debug("Looking up vm receiver for address: " + endpointUri.toString()); |
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} |
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|
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UMOMessageReceiver receiver; |
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|
201 | 0 | receiver = (UMOMessageReceiver)receivers.get(endpointUri.getAddress()); |
202 | 0 | if (receiver != null) |
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{ |
204 | 0 | if (logger.isDebugEnabled()) |
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{ |
206 | 0 | logger.debug("Found exact receiver match on endpointUri: " + endpointUri); |
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} |
208 | 0 | return receiver; |
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} |
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|
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|
212 | 0 | for (Iterator iterator = receivers.values().iterator(); iterator.hasNext();) |
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{ |
214 | 0 | receiver = (UMOMessageReceiver)iterator.next(); |
215 | 0 | String filterAddress = receiver.getEndpointURI().getAddress(); |
216 | 0 | WildcardFilter filter = new WildcardFilter(filterAddress); |
217 | 0 | if (filter.accept(endpointUri.getAddress())) |
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{ |
219 | 0 | receiver.getEndpoint().setEndpointURI(new MuleEndpointURI(endpointUri, filterAddress)); |
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|
221 | 0 | if (logger.isDebugEnabled()) |
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{ |
223 | 0 | logger.debug("Found receiver match on endpointUri: " + receiver.getEndpointURI() |
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+ " against " + endpointUri); |
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} |
226 | 0 | return receiver; |
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} |
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} |
229 | 0 | if (logger.isDebugEnabled()) |
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{ |
231 | 0 | logger.debug("No receiver found for endpointUri: " + endpointUri); |
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} |
233 | 0 | return null; |
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} |
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|
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|
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public boolean isRemoteSyncEnabled() |
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{ |
239 | 0 | return true; |
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} |
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|
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public int getQueueTimeout() |
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{ |
244 | 0 | return queueTimeout; |
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} |
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public void setQueueTimeout(int queueTimeout) |
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{ |
249 | 0 | this.queueTimeout = queueTimeout; |
250 | 0 | } |
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|
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} |