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package org.mule.impl.model.pipeline; |
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import org.mule.config.i18n.CoreMessages; |
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import org.mule.impl.MuleDescriptor; |
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import org.mule.impl.MuleMessage; |
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import org.mule.impl.RequestContext; |
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import org.mule.impl.model.direct.DirectComponent; |
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import org.mule.umo.UMOEvent; |
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import org.mule.umo.UMOException; |
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import org.mule.umo.UMOMessage; |
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import org.mule.umo.lifecycle.Callable; |
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import org.mule.umo.lifecycle.Disposable; |
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import org.mule.umo.lifecycle.Initialisable; |
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import org.mule.umo.lifecycle.InitialisationException; |
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import org.mule.umo.model.UMOModel; |
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import org.mule.umo.provider.DispatchException; |
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public class PipelineComponent extends DirectComponent |
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{ |
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private static final long serialVersionUID = -2788210157354765190L; |
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private Callable callable; |
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public PipelineComponent(MuleDescriptor descriptor, UMOModel model) |
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{ |
39 | 0 | super(descriptor, model); |
40 | 0 | } |
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protected void doInitialise() throws InitialisationException |
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{ |
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|
45 | 0 | super.doInitialise(); |
46 | 0 | Object component = null; |
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try |
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{ |
49 | 0 | component = lookupComponent(); |
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} |
51 | 0 | catch (UMOException e) |
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{ |
53 | 0 | throw new InitialisationException(e, this); |
54 | 0 | } |
55 | 0 | if (component instanceof Callable) |
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{ |
57 | 0 | callable = (Callable) component; |
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} |
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else |
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{ |
61 | 0 | throw new InitialisationException( |
62 | 0 | CoreMessages.objectNotOfCorrectType(component.getClass(), Callable.class), this); |
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} |
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|
65 | 0 | if (component instanceof Initialisable) |
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{ |
67 | 0 | ((Initialisable) component).initialise(); |
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} |
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70 | 0 | } |
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protected UMOMessage doSend(UMOEvent event) throws UMOException |
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{ |
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try |
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{ |
76 | 0 | Object result = callable.onCall(RequestContext.getEventContext()); |
77 | 0 | UMOMessage returnMessage = null; |
78 | 0 | if (result instanceof UMOMessage) |
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{ |
80 | 0 | returnMessage = (UMOMessage) result; |
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} |
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else |
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{ |
84 | 0 | returnMessage = new MuleMessage(result, event.getMessage()); |
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} |
86 | 0 | if (!event.isStopFurtherProcessing()) |
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{ |
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|
93 | 0 | if (descriptor.getOutboundRouter().hasEndpoints()) |
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{ |
95 | 0 | UMOMessage outboundReturnMessage = descriptor.getOutboundRouter().route(returnMessage, |
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event.getSession(), event.isSynchronous()); |
97 | 0 | if (outboundReturnMessage != null) |
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{ |
99 | 0 | returnMessage = outboundReturnMessage; |
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} |
101 | 0 | } |
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else |
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{ |
104 | 0 | logger.debug("Outbound router on component '" + descriptor.getName() |
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+ "' doesn't have any endpoints configured."); |
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} |
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} |
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|
109 | 0 | return returnMessage; |
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} |
111 | 0 | catch (Exception e) |
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{ |
113 | 0 | throw new DispatchException(event.getMessage(), event.getEndpoint(), e); |
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} |
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} |
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protected void doDispatch(UMOEvent event) throws UMOException |
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{ |
119 | 0 | sendEvent(event); |
120 | 0 | } |
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protected void doDispose() |
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{ |
124 | 0 | if (callable instanceof Disposable) |
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{ |
126 | 0 | ((Disposable) callable).dispose(); |
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} |
128 | 0 | } |
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} |