Coverage Report - org.mule.extras.client.MuleProxyListener
 
Classes in this File Line Coverage Branch Coverage Complexity
MuleProxyListener
0%
0/46
0%
0/4
1.429
 
 1  
 /*
 2  
  * $Id: MuleProxyListener.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.extras.client;
 12  
 
 13  
 import org.mule.MuleException;
 14  
 import org.mule.extras.client.i18n.ClientMessages;
 15  
 import org.mule.umo.UMOException;
 16  
 import org.mule.umo.UMOMessage;
 17  
 import org.mule.umo.transformer.UMOTransformer;
 18  
 
 19  
 import java.lang.reflect.InvocationHandler;
 20  
 import java.lang.reflect.Method;
 21  
 import java.lang.reflect.Proxy;
 22  
 
 23  
 /**
 24  
  * <code>MuleProxyListener</code> is a generic listent proxy that can be used to
 25  
  * foward calls as Mule events from any Observer/Observerable implementation.
 26  
  * 
 27  
  * @author <a href="mailto:ross.mason@symphonysoft.com">Ross Mason</a>
 28  
  * @version $Revision: 7976 $
 29  
  */
 30  
 
 31  
 public class MuleProxyListener implements InvocationHandler
 32  
 {
 33  
     private Class listenerClass;
 34  
     private AbstractEventTransformer eventTransformer;
 35  
     private String componentName;
 36  
     private Object proxy;
 37  
     private MuleClient client;
 38  
 
 39  
     public MuleProxyListener(Class listenerClass, String componentName) throws UMOException
 40  0
     {
 41  0
         setListenerClass(listenerClass);
 42  0
         setEventTransformer(new EventObjectTransformer());
 43  0
         setComponentName(componentName);
 44  0
         setClient(new MuleClient());
 45  0
         createProxy();
 46  0
     }
 47  
 
 48  
     public MuleProxyListener(Class listenerClass,
 49  
                              AbstractEventTransformer eventTransformer,
 50  
                              String componentName) throws UMOException
 51  0
     {
 52  0
         setListenerClass(listenerClass);
 53  0
         setEventTransformer(eventTransformer);
 54  0
         setComponentName(componentName);
 55  0
         setClient(new MuleClient());
 56  0
         createProxy();
 57  0
     }
 58  
 
 59  
     public MuleProxyListener(Class listenerClass,
 60  
                              AbstractEventTransformer eventTransformer,
 61  
                              String componentName,
 62  
                              MuleClient client)
 63  0
     {
 64  0
         setListenerClass(listenerClass);
 65  0
         setEventTransformer(eventTransformer);
 66  0
         setComponentName(componentName);
 67  0
         setClient(client);
 68  0
         createProxy();
 69  0
     }
 70  
 
 71  
     protected void createProxy()
 72  
     {
 73  0
         proxy = Proxy.newProxyInstance(listenerClass.getClassLoader(), new Class[]{listenerClass}, this);
 74  0
     }
 75  
 
 76  
     public Class getListenerClass()
 77  
     {
 78  0
         return listenerClass;
 79  
     }
 80  
 
 81  
     public void setListenerClass(Class listenerClass)
 82  
     {
 83  0
         this.listenerClass = listenerClass;
 84  0
     }
 85  
 
 86  
     public UMOTransformer getEventTransformer()
 87  
     {
 88  0
         return eventTransformer;
 89  
     }
 90  
 
 91  
     public void setEventTransformer(AbstractEventTransformer eventTransformer)
 92  
     {
 93  0
         this.eventTransformer = eventTransformer;
 94  0
     }
 95  
 
 96  
     public String getComponentName()
 97  
     {
 98  0
         return componentName;
 99  
     }
 100  
 
 101  
     public void setComponentName(String componentName)
 102  
     {
 103  0
         this.componentName = componentName;
 104  0
     }
 105  
 
 106  
     public MuleClient getClient()
 107  
     {
 108  0
         return client;
 109  
     }
 110  
 
 111  
     public void setClient(MuleClient client)
 112  
     {
 113  0
         this.client = client;
 114  0
     }
 115  
 
 116  
     public Object invoke(Object proxy, Method method, Object[] args) throws Throwable
 117  
     {
 118  0
         if (args.length == 0)
 119  
         {
 120  0
             throw new MuleException(ClientMessages.noArgsForProxy());
 121  
         }
 122  0
         UMOMessage message = eventTransformer.transform(args[0], method);
 123  0
         if (!"void".equals(method.getReturnType().getName()))
 124  
         {
 125  0
             UMOMessage result = client.sendDirect(componentName, null, message);
 126  0
             if (UMOMessage.class.equals(method.getReturnType()))
 127  
             {
 128  0
                 return result;
 129  
             }
 130  
             else
 131  
             {
 132  0
                 return (result == null ? null : result.getPayload());
 133  
             }
 134  
         }
 135  
         else
 136  
         {
 137  0
             client.dispatchDirect(componentName, message);
 138  0
             return null;
 139  
         }
 140  
     }
 141  
 
 142  
     public Object getProxy()
 143  
     {
 144  0
         return proxy;
 145  
     }
 146  
 }