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package org.mule.transport.vm; |
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import org.mule.api.MuleEvent; |
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import org.mule.api.MuleMessage; |
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import org.mule.api.endpoint.EndpointURI; |
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import org.mule.api.endpoint.OutboundEndpoint; |
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import org.mule.api.transaction.TransactionCallback; |
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import org.mule.api.transport.DispatchException; |
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import org.mule.api.transport.NoReceiverForEndpointException; |
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import org.mule.config.i18n.CoreMessages; |
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import org.mule.transaction.TransactionTemplate; |
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import org.mule.transport.AbstractMessageDispatcher; |
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import org.mule.transport.vm.i18n.VMMessages; |
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import org.mule.util.queue.Queue; |
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import org.mule.util.queue.QueueSession; |
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public class VMMessageDispatcher extends AbstractMessageDispatcher |
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{ |
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private final VMConnector connector; |
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public VMMessageDispatcher(OutboundEndpoint endpoint) |
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{ |
33 | 0 | super(endpoint); |
34 | 0 | this.connector = (VMConnector) endpoint.getConnector(); |
35 | 0 | } |
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@Override |
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protected void doDispatch(final MuleEvent event) throws Exception |
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{ |
40 | 0 | EndpointURI endpointUri = endpoint.getEndpointURI(); |
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|
42 | 0 | if (endpointUri == null) |
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{ |
44 | 0 | throw new DispatchException(CoreMessages.objectIsNull("Endpoint"), event, |
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(OutboundEndpoint) endpoint); |
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} |
47 | 0 | QueueSession session = connector.getQueueSession(); |
48 | 0 | Queue queue = session.getQueue(endpointUri.getAddress()); |
49 | 0 | if (!queue.offer(event, connector.getQueueTimeout())) |
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{ |
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52 | 0 | throw new DispatchException(VMMessages.queueIsFull(queue.getName(), queue.size()), |
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event, (OutboundEndpoint) endpoint); |
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} |
55 | 0 | if (logger.isDebugEnabled()) |
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{ |
57 | 0 | logger.debug("dispatched MuleEvent on endpointUri: " + endpointUri); |
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} |
59 | 0 | } |
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@Override |
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protected MuleMessage doSend(final MuleEvent event) throws Exception |
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{ |
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MuleMessage retMessage; |
65 | 0 | EndpointURI endpointUri = event.getEndpoint().getEndpointURI(); |
66 | 0 | final VMMessageReceiver receiver = connector.getReceiver(endpointUri); |
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69 | 0 | if (receiver == null) |
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{ |
71 | 0 | throw new NoReceiverForEndpointException(VMMessages.noReceiverForEndpoint(connector.getName(), |
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event.getEndpoint().getEndpointURI())); |
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} |
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|
75 | 0 | TransactionTemplate<MuleMessage> tt = new TransactionTemplate<MuleMessage>( |
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receiver.getEndpoint().getTransactionConfig(), |
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event.getMuleContext()); |
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|
79 | 0 | TransactionCallback<MuleMessage> cb = new TransactionCallback<MuleMessage>() |
80 | 0 | { |
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public MuleMessage doInTransaction() throws Exception |
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{ |
83 | 0 | return receiver.onCall(event.getMessage()); |
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} |
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}; |
86 | 0 | retMessage = tt.execute(cb); |
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88 | 0 | if (logger.isDebugEnabled()) |
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{ |
90 | 0 | logger.debug("sent event on endpointUri: " + event.getEndpoint().getEndpointURI()); |
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} |
92 | 0 | return retMessage; |
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} |
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@Override |
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protected void doDispose() |
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{ |
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99 | 0 | } |
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@Override |
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protected void doConnect() throws Exception |
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{ |
104 | 0 | if (!endpoint.getExchangePattern().hasResponse()) |
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{ |
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107 | 0 | connector.getQueueProfile().configureQueue( |
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endpoint.getEndpointURI().getAddress(), connector.getQueueManager()); |
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} |
110 | 0 | } |
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@Override |
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protected void doDisconnect() throws Exception |
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{ |
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116 | 0 | } |
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} |