实现Serializable接口的可控制序列化实现

package com.bird.thinking;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
/**
* @use 实现Serializable接口的可控制序列化实现
* @author Bird
*
*/
public class SerialCtl implements Serializable {
private static final long serialVersionUID = 1L;
private String a;
private transient String b;//注意其为transient
public SerialCtl(String aa, String bb){
a = "Not Transient : " + aa;
b = "Transient :" + bb;
}

public String toString(){
return a + "\n" + b;
}

private void writeObject(ObjectOutputStream stream) throws Exception{
stream.defaultWriteObject();//调用原来的方法写入非transient变量
stream.writeObject(b);//自己写方法序列化transient变量
}

private void readObject(ObjectInputStream stream) throws Exception{
stream.defaultReadObject();//默认读取非transient变量
b = (String) stream.readObject();
}

public static void main(String[] args) throws Exception{
SerialCtl sc = new SerialCtl("test1", "Test2");
System.out.println("Before:\n" + sc);
ByteArrayOutputStream buf = new ByteArrayOutputStream();
ObjectOutputStream  o = new ObjectOutputStream(buf);
o.writeObject(sc);
Thread.sleep(500);
//现在要反序列化了哦
ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(buf.toByteArray()));
SerialCtl sc2 = (SerialCtl) in.readObject();
System.out.println("After:\n" + sc2);
}
}

Before:
Not Transient : test1
Transient :Test2
After:
Not Transient : test1
Transient :Test2