package code_03_object;

import java.io.*;

/**

* 序列化就是将一个对象转换成字节序列，方便存储和传输。

- 序列化：ObjectOutputStream.writeObject()

- 反序列化：ObjectInputStream.readObject()

*/

public class SerializableDemo {

public static void main(String[] args) throws IOException, ClassNotFoundException {

String objectFile="demo6.txt";

//序列化

serialize(objectFile);

//反序列化

deserialize(objectFile);

}

//序列化

public static void serialize(String objectFile) throws IOException {

A a=new A(1,"aaa");

ObjectOutputStream objectOutputStream=new ObjectOutputStream(new FileOutputStream(objectFile));

//序列化

objectOutputStream.writeObject(a);

objectOutputStream.close();

}

//反序列化

public static void deserialize(String objectFile) throws IOException, ClassNotFoundException {

ObjectInputStream objectInputStream=new ObjectInputStream(new FileInputStream(objectFile));

A a2=(A)objectInputStream.readObject();

System.out.println(a2);

objectInputStream.close();

}

private static class A implements Serializable {

private int x;

private transient String y;

A(int x, String y) {

this.x = x;

this.y = y;

}

@Override

public String toString() {

return "x = " + x + " " + "y = " + y;

}

}

}