de.bea.domingo.service
Class NotesInvocationHandler

java.lang.Object
  de.bea.domingo.service.NotesInvocationHandler

All Implemented Interfaces:

java.lang.reflect.InvocationHandler

public final class NotesInvocationHandler
extends java.lang.Object
implements java.lang.reflect.InvocationHandler

Invocation handler for all dynamic proxies of interfaces of the domingo API.

This class is responsible to separate internal objects from external proxies, where especially arguments and return values must be extracted and wrapped thru each method invocation

.

Author:

Kurt Riede

Constructor Summary

NotesInvocationHandler(java.lang.Object theObject)
Constructor.

Method Summary

static java.lang.Object	getNotesProxy(java.lang.Class[] theInterfaces, java.lang.Object theObject) Creates a Proxy for an Interface to an Object.
(package private) java.lang.Object	getObject() Getter method for object attribute.
java.lang.Object	invoke(java.lang.Object proxy, java.lang.reflect.Method method, java.lang.Object[] args) Processes a method invocation on a proxy instance and returns the result.

Methods inherited from class java.lang.Object

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

Constructor Detail

NotesInvocationHandler

public NotesInvocationHandler(java.lang.Object theObject)

Constructor.

Parameters:

theObject - the wrapped object

Method Detail

getObject

java.lang.Object getObject()

Getter method for object attribute.

Returns:

associated object.

invoke

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

Processes a method invocation on a proxy instance and returns the result.

All arguments that are proxies to a NotesInvocationHandler are extracted from the proxy to the original objects. If the resulting object is a Notes object, a new proxy will be created.

Further Details from InvocationHandler.invoke(java.lang.Object, java.lang.reflect.Method, java.lang.Object[]):

Specified by:

invoke in interface java.lang.reflect.InvocationHandler

Throws:

java.lang.Throwable

See Also:

InvocationHandler.invoke(java.lang.Object, java.lang.reflect.Method, java.lang.Object[])

getNotesProxy

public static java.lang.Object getNotesProxy(java.lang.Class[] theInterfaces,
                                             java.lang.Object theObject)

Creates a Proxy for an Interface to an Object.

Parameters:

theInterfaces - array of interface of the proxy

theObject - th object to be wrapped

Returns:

proxy object