org.springframework.instrument.classloading.weblogic
Class WebLogicClassPreProcessorAdapter

java.lang.Object
  org.springframework.instrument.classloading.weblogic.WebLogicClassPreProcessorAdapter

All Implemented Interfaces:

java.lang.reflect.InvocationHandler

 class WebLogicClassPreProcessorAdapter
extends java.lang.Object
implements java.lang.reflect.InvocationHandler

Adapter that implements WebLogic ClassPreProcessor interface, delegating to a standard JDK ClassFileTransformer underneath.

To avoid compile time checks again the vendor API, a dynamic proxy is being used.

Since:

2.5

Author:

Costin Leau, Juergen Hoeller

Field Summary

private java.lang.ClassLoader	loader
private java.lang.instrument.ClassFileTransformer	transformer

Constructor Summary

WebLogicClassPreProcessorAdapter(java.lang.instrument.ClassFileTransformer transformer, java.lang.ClassLoader loader)
Creates a new WebLogicClassPreProcessorAdapter.

Method Summary

void	initialize(java.util.Hashtable params)
java.lang.Object	invoke(java.lang.Object proxy, java.lang.reflect.Method method, java.lang.Object[] args)
byte[]	preProcess(java.lang.String className, byte[] classBytes)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

transformer

private final java.lang.instrument.ClassFileTransformer transformer

loader

private final java.lang.ClassLoader loader

Constructor Detail

WebLogicClassPreProcessorAdapter

public WebLogicClassPreProcessorAdapter(java.lang.instrument.ClassFileTransformer transformer,
                                        java.lang.ClassLoader loader)

Creates a new WebLogicClassPreProcessorAdapter.

Parameters:

transformer - the ClassFileTransformer to be adapted (must not be null)

Method Detail

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

Throws:

java.lang.Throwable

initialize

public void initialize(java.util.Hashtable params)

preProcess

public byte[] preProcess(java.lang.String className,
                         byte[] classBytes)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object