Coverage Report - org.mule.umo.Invocation
 
Classes in this File Line Coverage Branch Coverage Complexity
Invocation
80%
12/15
N/A
1
 
 1  
 /*
 2  
  * $Id: Invocation.java 7963 2007-08-21 08:53:15Z 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.umo;
 12  
 
 13  
 import org.mule.impl.RequestContext;
 14  
 
 15  
 /**
 16  
  * <code>Invocation</code> represents a link in an interceptor chain. Interceptors
 17  
  * can be configured om Mule Managed components.
 18  
  */
 19  
 // @ThreadSafe
 20  
 public class Invocation
 21  
 {
 22  
     /** The components descriptor */
 23  
     // @GuardedBy(itself)
 24  
     private final UMOImmutableDescriptor descriptor;
 25  
 
 26  
     /** the next invocation in the chain */
 27  
     // @GuardedBy(itself)
 28  
     private final Invocation invocation;
 29  
 
 30  
     /** The current message for the component */
 31  
     // @GuardedBy(this)
 32  
     private UMOMessage message;
 33  
 
 34  
     /**
 35  
      * Constructs an initialised invocation
 36  
      * 
 37  
      * @param descriptor the components descriptor
 38  
      * @param message the current message
 39  
      * @param invocation the next invocation in the chain or null.
 40  
      */
 41  
     public Invocation(UMOImmutableDescriptor descriptor, UMOMessage message, Invocation invocation)
 42  12
     {
 43  12
         this.descriptor = descriptor;
 44  12
         this.message = message;
 45  12
         this.invocation = invocation;
 46  12
     }
 47  
 
 48  
     /**
 49  
      * Excutes this invocation
 50  
      * 
 51  
      * @return the current message that may have been altered by the invocation
 52  
      * @throws UMOException if something goes wrong
 53  
      */
 54  
     public UMOMessage execute() throws UMOException
 55  
     {
 56  0
         return invocation.execute();
 57  
     }
 58  
 
 59  
     /**
 60  
      * Returns the descriptor for the component associated with this invocation
 61  
      * 
 62  
      * @return the descriptor for the component associated with this invocation
 63  
      */
 64  
     public UMOImmutableDescriptor getDescriptor()
 65  
     {
 66  10
         return descriptor;
 67  
     }
 68  
 
 69  
     public UMOEvent getEvent()
 70  
     {
 71  0
         return RequestContext.getEvent();
 72  
     }
 73  
 
 74  
     /**
 75  
      * Returns the current message
 76  
      * 
 77  
      * @return the current message
 78  
      */
 79  
     public UMOMessage getMessage()
 80  
     {
 81  18
         synchronized (this)
 82  
         {
 83  18
             return message;
 84  0
         }
 85  
     }
 86  
 
 87  
     public void setMessage(UMOMessage message)
 88  
     {
 89  14
         synchronized (this)
 90  
         {
 91  14
             this.message = message;
 92  14
         }
 93  14
     }
 94  
 
 95  
 }