Coverage Report - org.mule.routing.AbstractMatchingRouter
 
Classes in this File Line Coverage Branch Coverage Complexity
AbstractMatchingRouter
0%
0/53
0%
0/32
0
 
 1  
 /*
 2  
  * $Id: AbstractMatchingRouter.java 19739 2010-09-27 14:28:40Z tcarlson $
 3  
  * --------------------------------------------------------------------------------------
 4  
  * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.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;
 12  
 
 13  
 import org.mule.DefaultMuleMessage;
 14  
 import org.mule.OptimizedRequestContext;
 15  
 import org.mule.api.MessagingException;
 16  
 import org.mule.api.MuleEvent;
 17  
 import org.mule.api.MuleException;
 18  
 import org.mule.api.MuleMessage;
 19  
 import org.mule.api.MuleSession;
 20  
 import org.mule.api.lifecycle.Disposable;
 21  
 import org.mule.api.lifecycle.Initialisable;
 22  
 import org.mule.api.lifecycle.InitialisationException;
 23  
 import org.mule.api.processor.MessageProcessor;
 24  
 import org.mule.api.routing.MatchableMessageProcessor;
 25  
 import org.mule.api.routing.MatchingRouter;
 26  
 import org.mule.api.routing.TransformingMatchable;
 27  
 import org.mule.config.i18n.CoreMessages;
 28  
 
 29  
 import java.util.Iterator;
 30  
 import java.util.List;
 31  
 
 32  
 import edu.emory.mathcs.backport.java.util.concurrent.CopyOnWriteArrayList;
 33  
 
 34  
 import org.apache.commons.logging.Log;
 35  
 import org.apache.commons.logging.LogFactory;
 36  
 
 37  
 /**
 38  
  * <code>AbstractRouterCollection</code> provides common method implementations of router collections for in
 39  
  * and outbound routers.
 40  
  */
 41  
 
 42  0
 public class AbstractMatchingRouter implements MatchingRouter
 43  
 {
 44  
     /**
 45  
      * logger used by this class
 46  
      */
 47  0
     protected final transient Log logger = LogFactory.getLog(getClass());
 48  
 
 49  0
     @SuppressWarnings("unchecked")
 50  
     protected List<MatchableMessageProcessor> matchableRoutes = new CopyOnWriteArrayList();
 51  0
     protected boolean matchAll = false;
 52  
     protected MessageProcessor defaultRoute;
 53  
 
 54  
     public MuleEvent process(MuleEvent event) throws MuleException
 55  
     {
 56  0
         MuleMessage message = event.getMessage();
 57  0
         MuleSession session = event.getSession();
 58  
         MuleEvent result;
 59  0
         boolean matchfound = false;
 60  
 
 61  0
         for (Iterator iterator = matchableRoutes.iterator(); iterator.hasNext();)
 62  
         {
 63  0
             MatchableMessageProcessor outboundRouter = (MatchableMessageProcessor) iterator.next();
 64  
 
 65  
             final MuleEvent eventToRoute;
 66  
 
 67  0
             boolean copyEvent = false;
 68  
             // Create copy of message for router 1..n-1 if matchAll="true" or if
 69  
             // routers require copy because it may mutate payload before match is
 70  
             // chosen
 71  0
             if (iterator.hasNext())
 72  
             {
 73  0
                 if (isMatchAll())
 74  
                 {
 75  0
                     copyEvent = true;
 76  
                 }
 77  0
                 else if (outboundRouter instanceof TransformingMatchable)
 78  
                 {
 79  0
                     copyEvent = ((TransformingMatchable) outboundRouter).isTransformBeforeMatch();
 80  
                 }
 81  
             }
 82  
 
 83  0
             if (copyEvent)
 84  
             {
 85  0
                 if (((DefaultMuleMessage) message).isConsumable())
 86  
                 {
 87  0
                     throw new MessagingException(CoreMessages.cannotCopyStreamPayload(message.getPayload().getClass().getName()), event);
 88  
                 }
 89  0
                 eventToRoute = OptimizedRequestContext.criticalSetEvent(event);
 90  
             }
 91  
             else
 92  
             {
 93  0
                 eventToRoute = event;
 94  
             }
 95  
 
 96  0
             if (outboundRouter.isMatch(eventToRoute.getMessage()))
 97  
             {
 98  0
                 matchfound = true;
 99  0
                 result = outboundRouter.process(event);
 100  0
                 if (!isMatchAll())
 101  
                 {
 102  0
                     return result;
 103  
                 }
 104  
             }
 105  0
         }
 106  
 
 107  0
         if (!matchfound && defaultRoute != null)
 108  
         {
 109  0
             if (logger.isDebugEnabled())
 110  
             {
 111  0
                 logger.debug("Message did not match any routers on: " + session.getFlowConstruct().getName()
 112  
                              + " invoking catch all strategy");
 113  
             }
 114  0
             return processDefaultRoute(event);
 115  
         }
 116  0
         else if (!matchfound)
 117  
         {
 118  0
             logger.warn("Message did not match any routers on: "
 119  
                         + session.getFlowConstruct().getName()
 120  
                         + " and there is no catch all strategy configured on this router.  Disposing message "
 121  
                         + message);
 122  
         }
 123  0
         return event;
 124  
     }
 125  
     
 126  
     protected MuleEvent processDefaultRoute(MuleEvent event) throws MuleException
 127  
     {
 128  0
         return defaultRoute.process(event);
 129  
     }
 130  
 
 131  
     public boolean isMatchAll()
 132  
     {
 133  0
         return matchAll;
 134  
     }
 135  
 
 136  
     public void setMatchAll(boolean matchAll)
 137  
     {
 138  0
         this.matchAll = matchAll;
 139  0
     }
 140  
 
 141  
     public void addRoute(MatchableMessageProcessor matchable)
 142  
     {
 143  0
         matchableRoutes.add(matchable);
 144  0
     }
 145  
 
 146  
     public void removeRoute(MatchableMessageProcessor matchable)
 147  
     {
 148  0
         matchableRoutes.remove(matchable);
 149  0
     }
 150  
 
 151  
     public void setDefaultRoute(MessageProcessor defaultRoute)
 152  
     {
 153  0
         this.defaultRoute = defaultRoute;
 154  0
     }
 155  
 
 156  
     public List<MatchableMessageProcessor> getRoutes()
 157  
     {
 158  0
         return matchableRoutes;
 159  
     }
 160  
 
 161  
     public MessageProcessor getDefaultRoute()
 162  
     {
 163  0
         return defaultRoute;
 164  
     }
 165  
 
 166  
     public void initialise() throws InitialisationException
 167  
     {
 168  0
         for (MatchableMessageProcessor route : matchableRoutes)
 169  
         {
 170  0
             if (route instanceof Initialisable)
 171  
             {
 172  0
                 ((Initialisable) route).initialise();
 173  
             }
 174  
         }
 175  0
     }
 176  
 
 177  
     public void dispose()
 178  
     {
 179  0
         for (MatchableMessageProcessor route : matchableRoutes)
 180  
         {
 181  0
             if (route instanceof Disposable)
 182  
             {
 183  0
                 ((Disposable) route).dispose();
 184  
             }
 185  
         }
 186  0
     }
 187  
 
 188  
 }