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  
  * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 3  
  * The software in this package is published under the terms of the CPAL v1.0
 4  
  * license, a copy of which has been included with this distribution in the
 5  
  * LICENSE.txt file.
 6  
  */
 7  
 package org.mule.routing;
 8  
 
 9  
 import org.mule.DefaultMuleMessage;
 10  
 import org.mule.OptimizedRequestContext;
 11  
 import org.mule.api.MessagingException;
 12  
 import org.mule.api.MuleEvent;
 13  
 import org.mule.api.MuleException;
 14  
 import org.mule.api.MuleMessage;
 15  
 import org.mule.api.MuleSession;
 16  
 import org.mule.api.lifecycle.Disposable;
 17  
 import org.mule.api.lifecycle.Initialisable;
 18  
 import org.mule.api.lifecycle.InitialisationException;
 19  
 import org.mule.api.processor.MessageProcessor;
 20  
 import org.mule.api.routing.MatchableMessageProcessor;
 21  
 import org.mule.api.routing.MatchingRouter;
 22  
 import org.mule.api.routing.TransformingMatchable;
 23  
 import org.mule.config.i18n.CoreMessages;
 24  
 
 25  
 import java.util.Iterator;
 26  
 import java.util.List;
 27  
 
 28  
 import edu.emory.mathcs.backport.java.util.concurrent.CopyOnWriteArrayList;
 29  
 
 30  
 import org.apache.commons.logging.Log;
 31  
 import org.apache.commons.logging.LogFactory;
 32  
 
 33  
 /**
 34  
  * <code>AbstractRouterCollection</code> provides common method implementations of router collections for in
 35  
  * and outbound routers.
 36  
  */
 37  
 
 38  0
 public class AbstractMatchingRouter implements MatchingRouter
 39  
 {
 40  
     /**
 41  
      * logger used by this class
 42  
      */
 43  0
     protected final transient Log logger = LogFactory.getLog(getClass());
 44  
 
 45  0
     @SuppressWarnings("unchecked")
 46  
     protected List<MatchableMessageProcessor> matchableRoutes = new CopyOnWriteArrayList();
 47  0
     protected boolean matchAll = false;
 48  
     protected MessageProcessor defaultRoute;
 49  
 
 50  
     public MuleEvent process(MuleEvent event) throws MuleException
 51  
     {
 52  0
         MuleMessage message = event.getMessage();
 53  0
         MuleSession session = event.getSession();
 54  
         MuleEvent result;
 55  0
         boolean matchfound = false;
 56  
 
 57  0
         for (Iterator iterator = matchableRoutes.iterator(); iterator.hasNext();)
 58  
         {
 59  0
             MatchableMessageProcessor outboundRouter = (MatchableMessageProcessor) iterator.next();
 60  
 
 61  
             final MuleEvent eventToRoute;
 62  
 
 63  0
             boolean copyEvent = false;
 64  
             // Create copy of message for router 1..n-1 if matchAll="true" or if
 65  
             // routers require copy because it may mutate payload before match is
 66  
             // chosen
 67  0
             if (iterator.hasNext())
 68  
             {
 69  0
                 if (isMatchAll())
 70  
                 {
 71  0
                     copyEvent = true;
 72  
                 }
 73  0
                 else if (outboundRouter instanceof TransformingMatchable)
 74  
                 {
 75  0
                     copyEvent = ((TransformingMatchable) outboundRouter).isTransformBeforeMatch();
 76  
                 }
 77  
             }
 78  
 
 79  0
             if (copyEvent)
 80  
             {
 81  0
                 if (((DefaultMuleMessage) message).isConsumable())
 82  
                 {
 83  0
                     throw new MessagingException(CoreMessages.cannotCopyStreamPayload(message.getPayload().getClass().getName()), event);
 84  
                 }
 85  0
                 eventToRoute = OptimizedRequestContext.criticalSetEvent(event);
 86  
             }
 87  
             else
 88  
             {
 89  0
                 eventToRoute = event;
 90  
             }
 91  
 
 92  0
             if (outboundRouter.isMatch(eventToRoute.getMessage()))
 93  
             {
 94  0
                 matchfound = true;
 95  0
                 result = outboundRouter.process(event);
 96  0
                 if (!isMatchAll())
 97  
                 {
 98  0
                     return result;
 99  
                 }
 100  
             }
 101  0
         }
 102  
 
 103  0
         if (!matchfound && defaultRoute != null)
 104  
         {
 105  0
             if (logger.isDebugEnabled())
 106  
             {
 107  0
                 logger.debug("Message did not match any routers on: " + session.getFlowConstruct().getName()
 108  
                              + " invoking catch all strategy");
 109  
             }
 110  0
             return processDefaultRoute(event);
 111  
         }
 112  0
         else if (!matchfound)
 113  
         {
 114  0
             logger.warn("Message did not match any routers on: "
 115  
                         + session.getFlowConstruct().getName()
 116  
                         + " and there is no catch all strategy configured on this router.  Disposing message "
 117  
                         + message);
 118  
         }
 119  0
         return event;
 120  
     }
 121  
     
 122  
     protected MuleEvent processDefaultRoute(MuleEvent event) throws MuleException
 123  
     {
 124  0
         return defaultRoute.process(event);
 125  
     }
 126  
 
 127  
     public boolean isMatchAll()
 128  
     {
 129  0
         return matchAll;
 130  
     }
 131  
 
 132  
     public void setMatchAll(boolean matchAll)
 133  
     {
 134  0
         this.matchAll = matchAll;
 135  0
     }
 136  
 
 137  
     public void addRoute(MatchableMessageProcessor matchable)
 138  
     {
 139  0
         matchableRoutes.add(matchable);
 140  0
     }
 141  
 
 142  
     public void removeRoute(MatchableMessageProcessor matchable)
 143  
     {
 144  0
         matchableRoutes.remove(matchable);
 145  0
     }
 146  
 
 147  
     public void setDefaultRoute(MessageProcessor defaultRoute)
 148  
     {
 149  0
         this.defaultRoute = defaultRoute;
 150  0
     }
 151  
 
 152  
     public List<MatchableMessageProcessor> getRoutes()
 153  
     {
 154  0
         return matchableRoutes;
 155  
     }
 156  
 
 157  
     public MessageProcessor getDefaultRoute()
 158  
     {
 159  0
         return defaultRoute;
 160  
     }
 161  
 
 162  
     public void initialise() throws InitialisationException
 163  
     {
 164  0
         for (MatchableMessageProcessor route : matchableRoutes)
 165  
         {
 166  0
             if (route instanceof Initialisable)
 167  
             {
 168  0
                 ((Initialisable) route).initialise();
 169  
             }
 170  
         }
 171  0
     }
 172  
 
 173  
     public void dispose()
 174  
     {
 175  0
         for (MatchableMessageProcessor route : matchableRoutes)
 176  
         {
 177  0
             if (route instanceof Disposable)
 178  
             {
 179  0
                 ((Disposable) route).dispose();
 180  
             }
 181  
         }
 182  0
     }
 183  
 
 184  
 }