org.apache.jetspeed.util
Class DelegatingObjectProxy

java.lang.Object
  org.apache.jetspeed.util.BaseObjectProxy
      org.apache.jetspeed.util.DelegatingObjectProxy

All Implemented Interfaces:

java.lang.reflect.InvocationHandler

public class DelegatingObjectProxy
extends BaseObjectProxy

DelegatingObjectProxy is a convenient utility class to provide a dynamic proxy by using delegating object(s). If a delegator object containing the invoked method is found, the proxy will invoke the method of the delegator object.

Version:

$Id: DelegatingObjectProxy.java 758985 2009-03-27 02:28:14Z ate $

Author:

Woonsan Ko

Field Summary

protected java.util.Map<java.lang.reflect.Method,org.apache.jetspeed.util.DelegatingObjectProxy.ObjectMethodPair>	delegatorObjectMethodPairCache
protected java.lang.Object[]	delegatorObjects
protected java.lang.Class[]	proxyInterfaces

Fields inherited from class org.apache.jetspeed.util.BaseObjectProxy

equalsMethod, hashCodeMethod, toStringMethod

Constructor Summary

DelegatingObjectProxy(java.lang.Class[] proxyInterfaces, java.lang.Object... delegatorObjects)

Method Summary

static java.lang.Object	createProxy(java.lang.Class[] proxyInterfaces, java.lang.ClassLoader classLoader, java.lang.Object... delegatorObjects)
static java.lang.Object	createProxy(java.lang.Class[] proxyInterfaces, java.lang.Object... delegatorObjects)
java.lang.Object	invoke(java.lang.Object proxy, java.lang.reflect.Method method, java.lang.Object[] args)

Methods inherited from class org.apache.jetspeed.util.BaseObjectProxy

proxyEquals, proxyHashCode, proxyToString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

delegatorObjects

protected java.lang.Object[] delegatorObjects

proxyInterfaces

protected java.lang.Class[] proxyInterfaces

delegatorObjectMethodPairCache

protected java.util.Map<java.lang.reflect.Method,org.apache.jetspeed.util.DelegatingObjectProxy.ObjectMethodPair> delegatorObjectMethodPairCache

Constructor Detail

DelegatingObjectProxy

public DelegatingObjectProxy(java.lang.Class[] proxyInterfaces,
                             java.lang.Object... delegatorObjects)

Method Detail

createProxy

public static java.lang.Object createProxy(java.lang.Class[] proxyInterfaces,
                                           java.lang.Object... delegatorObjects)

createProxy

public static java.lang.Object createProxy(java.lang.Class[] proxyInterfaces,
                                           java.lang.ClassLoader classLoader,
                                           java.lang.Object... delegatorObjects)

invoke

public java.lang.Object invoke(java.lang.Object proxy,
                               java.lang.reflect.Method method,
                               java.lang.Object[] args)
                        throws java.lang.Throwable

Specified by:

invoke in interface java.lang.reflect.InvocationHandler

Overrides:

invoke in class BaseObjectProxy

Throws:

java.lang.Throwable