testserialization.java

java课件及例程有一些PPT及一些例程

import java.io.*;
public class TestSerialization{
    public static void main(String args[]){
        try{
            Human h1 = new Human("Henry",24,6500.00);
            System.out.println("h1的信息为："+h1);
            FileOutputStream s1 = new FileOutputStream("2.txt");
            ObjectOutputStream os = new ObjectOutputStream(s1);
            os.writeObject(h1);
            os.flush();
            os.close();
        }catch(Exception e){}
        try{
            Human h2;
            FileInputStream s2 = new FileInputStream("2.txt");
            ObjectInputStream is = new ObjectInputStream(s2);
            h2 = (Human)is.readObject();
            is.close();
            System.out.println("h2的信息为："+h2);
            System.out.println("h2的name为："+h2.name);
            System.out.println("h2的age为："+h2.age);
            System.out.println("h2的wage为："+h2.wage);
        }catch(Exception e){}
    }
}

class Human implements Serializable{
    String name;
    int age;
    double wage;
    Human(String name, int age, double wage){
       this.name = name;
       this.age = age;
       this.wage = wage; 
    }
    public String toString(){
        return("name = "+name+",age = "+age+",wage = "+wage);
    }
}