Coverage Report - org.mule.routing.inbound.SelectiveConsumer
 
Classes in this File Line Coverage Branch Coverage Complexity
SelectiveConsumer
0%
0/27
0%
0/6
2.5
 
 1  
 /*
 2  
  * $Id: SelectiveConsumer.java 7976 2007-08-21 14:26:13Z dirk.olmes $
 3  
  * --------------------------------------------------------------------------------------
 4  
  * Copyright (c) MuleSource, Inc.  All rights reserved.  http://www.mulesource.com
 5  
  *
 6  
  * The software in this package is published under the terms of the CPAL v1.0
 7  
  * license, a copy of which has been included with this distribution in the
 8  
  * LICENSE.txt file.
 9  
  */
 10  
 
 11  
 package org.mule.routing.inbound;
 12  
 
 13  
 import org.mule.config.i18n.CoreMessages;
 14  
 import org.mule.impl.MuleMessage;
 15  
 import org.mule.routing.AbstractRouter;
 16  
 import org.mule.umo.MessagingException;
 17  
 import org.mule.umo.UMOEvent;
 18  
 import org.mule.umo.UMOFilter;
 19  
 import org.mule.umo.UMOMessage;
 20  
 import org.mule.umo.routing.RoutingException;
 21  
 import org.mule.umo.routing.UMOInboundRouter;
 22  
 import org.mule.umo.transformer.TransformerException;
 23  
 
 24  
 import org.apache.commons.logging.Log;
 25  
 import org.apache.commons.logging.LogFactory;
 26  
 
 27  
 /**
 28  
  * <code>SelectiveConsumer</code> is an inbound router used to filter out unwanted
 29  
  * events. The filtering is performed by a <code>UMOFilter</code> that can be set
 30  
  * on the router.
 31  
  * 
 32  
  * @see UMOInboundRouter
 33  
  * @see org.mule.umo.routing.UMOInboundRouterCollection
 34  
  * @see org.mule.umo.routing.UMORouterCollection
 35  
  */
 36  
 
 37  0
 public class SelectiveConsumer extends AbstractRouter implements UMOInboundRouter
 38  
 {
 39  0
     protected final Log logger = LogFactory.getLog(getClass());
 40  
 
 41  
     private volatile UMOFilter filter;
 42  0
     private volatile boolean transformFirst = true;
 43  
 
 44  
     public boolean isMatch(UMOEvent event) throws MessagingException
 45  
     {
 46  0
         if (logger.isDebugEnabled())
 47  
         {
 48  0
             logger.debug("Attempting to route event: " + event.getId());
 49  
         }
 50  
 
 51  0
         if (filter == null)
 52  
         {
 53  0
             return true;
 54  
         }
 55  
 
 56  0
         UMOMessage message = event.getMessage();
 57  
 
 58  0
         if (transformFirst)
 59  
         {
 60  
             try
 61  
             {
 62  0
                 Object payload = event.getTransformedMessage();
 63  0
                 message = new MuleMessage(payload, message);
 64  
             }
 65  0
             catch (TransformerException e)
 66  
             {
 67  0
                 throw new RoutingException(
 68  
                     CoreMessages.transformFailedBeforeFilter(), event.getMessage(), 
 69  
                     event.getEndpoint(), e);
 70  0
             }
 71  
         }
 72  
 
 73  0
         boolean result = filter.accept(message);
 74  
 
 75  0
         if (logger.isDebugEnabled())
 76  
         {
 77  0
             logger.debug("Event " + event.getId() + (result ? " passed filter " : " did not pass filter ")
 78  
                             + filter.getClass().getName());
 79  
         }
 80  
 
 81  0
         return result;
 82  
     }
 83  
 
 84  
     public UMOEvent[] process(UMOEvent event) throws MessagingException
 85  
     {
 86  0
         if (this.isMatch(event))
 87  
         {
 88  0
             return new UMOEvent[]{event};
 89  
         }
 90  
         else
 91  
         {
 92  0
             return null;
 93  
         }
 94  
     }
 95  
 
 96  
     public UMOFilter getFilter()
 97  
     {
 98  0
         return filter;
 99  
     }
 100  
 
 101  
     public void setFilter(UMOFilter filter)
 102  
     {
 103  0
         this.filter = filter;
 104  0
     }
 105  
 
 106  
     public boolean isTransformFirst()
 107  
     {
 108  0
         return transformFirst;
 109  
     }
 110  
 
 111  
     public void setTransformFirst(boolean transformFirst)
 112  
     {
 113  0
         this.transformFirst = transformFirst;
 114  0
     }
 115  
 }