heipacker

### Keybase proof

I hereby claim:

  * I am heipacker on github.
  * I am heipacker (https://keybase.io/heipacker) on keybase.
  * I have a public key ASBlfOIeXqcQ8Cmj0Q2yCH3j6JW2JGL4rZmrEfWRUFngfQo

To claim this, I am signing this object:

heipacker

        @Override
        public Map<TypeDescription, Class<?>> inject(Map<? extends TypeDescription, byte[]> types) {
            File jarFile = new File(folder, String.format("%s%s.jar", PREFIX, randomString.nextString()));
            try {
                if (!jarFile.createNewFile()) {
                    throw new IllegalStateException("Cannot create file " + jarFile);
                }
                JarOutputStream jarOutputStream = new JarOutputStream(new BufferedOutputStream(new FileOutputStream(jarFile)));
                try {
                    for (Map.Entry<? extends TypeDescription, byte[]> entry : types.entrySet()) {

heipacker

/home/fupan/q/java/jdk1.8.0_40/bin/java -javaagent:/home/fupan/IdeaProjects/agentTest/agent-tools/target/agent-tools-1.0-SNAPSHOT.jar -Didea.launcher.port=7541 -Didea.launcher.bin.path=/home/fupan/software/idea-IU-139.1117.1/bin -Dfile.encoding=UTF-8 -classpath /home/fupan/q/java/jdk1.8.0_40/jre/lib/resources.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/javaws.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/jfxswt.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/deploy.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/rt.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/charsets.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/jsse.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/plugin.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/management-agent.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/jce.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/jfr.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/ext/localedata.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/ext/nashorn.jar:/home/fupan/q/java/jdk1.8.0_40/jre/lib/ext/sunjce_provider.jar:/home/fupan/q/java/jdk1.8.0_40/jr

heipacker

package com.dlmu.agent.server;

import com.dlmu.agent.CosmosAgent;

import java.lang.instrument.Instrumentation;

/**
 * Created by fupan on 16-4-2.
 */
public class TestAgent {

heipacker

package com.dlmu.agent.server;

import net.bytebuddy.implementation.bind.annotation.Origin;

import java.lang.reflect.Method;

/**
 * Created by fupan on 16-4-9.
 */
public class DelagateLogging {

heipacker

package com.dlmu.agent.server;

import net.bytebuddy.agent.builder.AgentBuilder;
import net.bytebuddy.description.type.TypeDescription;
import net.bytebuddy.dynamic.DynamicType;
import net.bytebuddy.implementation.MethodDelegation;
import net.bytebuddy.implementation.SuperMethodCall;
import net.bytebuddy.matcher.ElementMatchers;

import java.lang.instrument.ClassFileTransformer;

heipacker

package com.dlmu.agent.server;

import java.lang.instrument.ClassFileTransformer;
import java.lang.instrument.IllegalClassFormatException;
import java.security.ProtectionDomain;

/**
 * Created by fupan on 16-4-9.
 */
public class SimpleClassFileTransformer implements ClassFileTransformer {

heipacker

    /**
     * Registers the supplied transformer.
     * <P>
     * Same as <code>addTransformer(transformer, false)</code>.
     *
     * @param transformer          the transformer to register
     * @throws java.lang.NullPointerException if passed a <code>null</code> transformer
     * @see    #addTransformer(ClassFileTransformer,boolean)
     */
    void

heipacker

    private String jarFilePath = "/home/fupan/IdeaProjects/agentTest/agent-jar/target/agent-jar-1.0-SNAPSHOT.jar";

    private static void attachAgent() {
        TestAgent testAgent = new TestAgent();
        testAgent.loadAgent();
    }

    void loadAgent() {
        VirtualMachine vm;

heipacker

    private static void addCode(Instrumentation instrumentation) {
        Class[] allLoadedClasses = instrumentation.getAllLoadedClasses();
        System.out.println("all load classes length:" + allLoadedClasses.length);
        System.out.println("object size:" + instrumentation.getObjectSize(new Object()));
        instrumentation.addTransformer(new ClassFileTransformer() {
            @Override
            public byte[] transform(ClassLoader loader, String className, Class<?> classBeingRedefined, ProtectionDomain protectionDomain, byte[] classfileBuffer) throws IllegalClassFormatException {
                if (classBeingRedefined != null) return null;
                System.out.println("class transform " + className);
                return classfileBuffer;