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package org.mule.routing; |
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import org.mule.RequestContext; |
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import org.mule.api.MuleEvent; |
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import org.mule.api.MuleException; |
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import org.mule.api.processor.MessageProcessor; |
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import org.mule.api.routing.filter.Filter; |
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import org.mule.processor.AbstractFilteringMessageProcessor; |
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import org.mule.processor.AbstractMessageObserver; |
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35 | 0 | public class WireTap extends AbstractMessageObserver |
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{ |
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protected volatile MessageProcessor tap; |
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protected volatile Filter filter; |
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41 | 0 | protected MessageProcessor filteredTap = new WireTapFilter(); |
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@Override |
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public void observe(MuleEvent event) |
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{ |
46 | 0 | if (tap == null) |
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{ |
48 | 0 | return; |
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} |
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try |
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{ |
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54 | 0 | RequestContext.setEvent(null); |
55 | 0 | filteredTap.process(RequestContext.cloneAndUpdateEventEndpoint(event, tap)); |
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} |
57 | 0 | catch (MuleException e) |
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{ |
59 | 0 | logger.error("Exception sending to wiretap output " + tap, e); |
60 | 0 | } |
61 | 0 | } |
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public MessageProcessor getTap() |
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{ |
65 | 0 | return tap; |
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} |
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public void setTap(MessageProcessor tap) |
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{ |
70 | 0 | this.tap = tap; |
71 | 0 | } |
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@Deprecated |
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public void setMessageProcessor(MessageProcessor tap) |
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{ |
76 | 0 | setTap(tap); |
77 | 0 | } |
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public Filter getFilter() |
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{ |
81 | 0 | return filter; |
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} |
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public void setFilter(Filter filter) |
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{ |
86 | 0 | this.filter = filter; |
87 | 0 | } |
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89 | 0 | private class WireTapFilter extends AbstractFilteringMessageProcessor |
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{ |
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@Override |
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protected boolean accept(MuleEvent event) |
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{ |
94 | 0 | if (filter == null) |
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{ |
96 | 0 | return true; |
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} |
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else |
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{ |
100 | 0 | return filter.accept(event.getMessage()); |
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} |
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} |
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@Override |
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protected MuleEvent processNext(MuleEvent event) throws MuleException |
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{ |
107 | 0 | if (tap != null) |
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{ |
109 | 0 | tap.process(event); |
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} |
111 | 0 | return null; |
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} |
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} |
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} |