package test_demo.SerializableOper;

 import java.io.Serializable;

 /*

 * 序列化对象需要实现序列号接口

 * */

 public class Book implements Serializable {

 //    指定序列化的jdk版本

 //    private static final long serialVersionUID =1L;

     String name;

     int price;

     public Book(String name, int price) {

         this.name = name;

         this.price = price;

     }

     public String toString() {

         return "name: " + name + ", price: " + price;

     }

 }

 package test_demo.SerializableOper;

 import java.io.*;

 /*

 * 序列化和反序列化举例

 * 序列化：把对象保存在硬盘的过程

 * 序列化的对象需要实现序列化接口

 * */

 public class SerializableOper {

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

         Book book = new Book("阿甘正传", 55);

         System.out.println(book);

         String filePath = "C:\\testdata\\s\\book.txt";

         // 序列化

         FileOutputStream fos = new FileOutputStream(filePath);

         ObjectOutputStream oos = new ObjectOutputStream(fos);

         oos.writeObject(book);

         oos.close();

         fos.close();

         // 反序列化

         FileInputStream fis = new FileInputStream(filePath);

         ObjectInputStream ois = new ObjectInputStream(fis);

         Book b = (Book) ois.readObject();

         System.out.println(b);

     }

 }