Bytecode Instrumentation

| 2004 JavaOne

Conference | Session 3042 Copyright Hewlett Packard Co., 2004.

MyAgent.premain()

Save Instrumentation/Call addTransformer()

import java.lang.instrument.*;

public class MyAgent {

static Instrumentation myInst;

static String myArgs;

static MyTransformer myTrans;

public static void premain(String agentArgs,

Instrumentation inst) {

myInst = inst;

myArgs = agentArgs;

myTrans = new MyTransformer();

inst.addTransformer(myTrans);

MyMonThread myMonThread = new MyMonThread();

myMonThread.start();

}