Java 对象Serializable

Serializable Demo

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;

public class User implements Serializable{

	private static final  long serialVersionUID =1;
	
	private String name;
	private int age;
	public User(String name,int age)
	{
		this.name =name;
		this.age =age;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public int getAge() {
		return age;
	}
	public void setAge(int age) {
		this.age = age;
	}
	
	public static void main(String args[])
	{
		User u = new User("zhangshan",18);
		try
		{
			FileOutputStream ofs = new FileOutputStream("user.bin");
			ObjectOutputStream oos = new ObjectOutputStream(ofs);
			oos.writeObject(u);
			oos.close();
		}
		catch (Exception e)
		{
			System.out.println("Serial object error");
		}
		
		try
		{
			FileInputStream ifs = new FileInputStream("user.bin");
			ObjectInputStream ios = new ObjectInputStream(ifs);
			User au = (User)ios.readObject();
			ios.close();
			System.out.println(au.age);
		}
		catch (Exception e)
		{
			System.out.println("UnSerial object error");
		}
	}
}