Java的序列化机制

package StreamLearn;

import java.io.*;

/**
 * Created by liujinhong on 2017/3/6.
 */

/**
 * 序列化和返序列化实例
 */
public class SerialObjectTest {
    public static void main(String[] args) {
        People p = new People();
        ObjectOutputStream oos = null;
        ObjectInputStream ois = null;

        //序列化
        try {
            FileOutputStream fos = new FileOutputStream("/Users/liujinhong/Desktop/test/ttt");
            oos = new ObjectOutputStream(fos);

            oos.writeObject(p);
        } catch (Exception e) {
            System.out.println(e);
        } finally {

        }

        //反序列化
        People p1;
        try {
            FileInputStream fis = new FileInputStream("/Users/liujinhong/Desktop/test/ttt");
            ois = new ObjectInputStream(fis);

            p1 = (People) ois.readObject();

            System.out.println(p1.a);
            System.out.println(p1.b);
            System.out.println(p1.book.id);
        } catch (Exception e) {
            System.out.println(e);
        } finally {

        }
    }
}


class People implements Serializable {
    public int a = 1;
    public transient int b = 2;
    public Book book = new Book();
}

class Book implements Serializable {
    public int id = 1;
}