Coverage Report - org.mule.exception.AbstractMessagingExceptionStrategy
 
Classes in this File Line Coverage Branch Coverage Complexity
AbstractMessagingExceptionStrategy
0%
0/40
0%
0/12
2.6
 
 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.exception;
 8  
 
 9  
 import org.mule.RequestContext;
 10  
 import org.mule.api.ExceptionPayload;
 11  
 import org.mule.api.MuleEvent;
 12  
 import org.mule.api.exception.MessagingExceptionHandler;
 13  
 import org.mule.api.processor.MessageProcessor;
 14  
 import org.mule.api.routing.RoutingException;
 15  
 import org.mule.api.transaction.Transaction;
 16  
 import org.mule.api.transaction.TransactionException;
 17  
 import org.mule.context.notification.ExceptionNotification;
 18  
 import org.mule.management.stats.FlowConstructStatistics;
 19  
 import org.mule.message.DefaultExceptionPayload;
 20  
 import org.mule.transaction.TransactionCoordination;
 21  
 import org.mule.transport.NullPayload;
 22  
 
 23  
 /**
 24  
  * <code>DefaultExceptionStrategy</code> provides a default exception handling
 25  
  * strategy.
 26  
  */
 27  
 
 28  0
 public abstract class AbstractMessagingExceptionStrategy extends AbstractExceptionListener implements MessagingExceptionHandler
 29  
 {
 30  
     /**
 31  
      * {@inheritDoc}
 32  
      */
 33  
     public MuleEvent handleException(Exception e, MuleEvent event)
 34  
     {
 35  0
         if (enableNotifications)
 36  
         {
 37  0
             fireNotification(new ExceptionNotification(e));
 38  
         }
 39  
 
 40  0
         logException(e);
 41  0
         doHandleException(e, event);
 42  0
         closeStream(event.getMessage());
 43  
 
 44  0
         event.getMessage().setPayload(NullPayload.getInstance());
 45  0
         ExceptionPayload exceptionPayload = new DefaultExceptionPayload(e);
 46  0
         event.getMessage().setExceptionPayload(exceptionPayload);
 47  0
         if (RequestContext.getEvent() != null)
 48  
         {
 49  0
             RequestContext.setExceptionPayload(exceptionPayload);
 50  
         }
 51  0
         return event;
 52  
     }
 53  
 
 54  
     protected void doHandleException(Exception ex, MuleEvent event)
 55  
     {
 56  
         // Left this here for backwards-compatibility, remove in the next major version.
 57  0
         defaultHandler(ex);
 58  
 
 59  0
         MessageProcessor target = null;
 60  0
         if (ex instanceof RoutingException)
 61  
         {
 62  0
             target = ((RoutingException) ex).getRoute();
 63  
         }
 64  0
         if (isRollback(ex))
 65  
         {
 66  0
             rollback();
 67  
 
 68  0
             logger.debug("Routing exception message");
 69  0
             routeException(event, target, ex);
 70  
         }
 71  
         else
 72  
         {
 73  0
             logger.debug("Routing exception message");
 74  0
             routeException(event, target, ex);
 75  
 
 76  0
             logger.debug("Committing transaction");
 77  0
             commit();
 78  
         }
 79  0
     }
 80  
 
 81  
     protected void commit()
 82  
     {
 83  0
         Transaction tx = TransactionCoordination.getInstance().getTransaction();
 84  0
         if (tx != null)
 85  
         {
 86  
             try
 87  
             {
 88  0
                 tx.commit();
 89  
             }
 90  0
             catch (TransactionException e)
 91  
             {
 92  0
                 logger.error(e);
 93  0
             }
 94  
         }
 95  0
     }
 96  
 
 97  
     protected void rollback()
 98  
     {
 99  0
         Transaction tx = TransactionCoordination.getInstance().getTransaction();
 100  0
         if (tx != null)
 101  
         {
 102  
             try
 103  
             {
 104  0
                 tx.rollback();
 105  
             }
 106  0
             catch (TransactionException e)
 107  
             {
 108  0
                 logger.error(e);
 109  0
             }
 110  
         }
 111  0
     }
 112  
     
 113  
     /**
 114  
      * @deprecated Override doHandleException(Exception e, MuleEvent event) instead 
 115  
      */
 116  
     // Left this here for backwards-compatibility, remove in the next major version.
 117  
     protected void defaultHandler(Throwable t)   
 118  
     {
 119  
         // empty
 120  0
     }
 121  
 }