序列化与反序列化

package myDemo;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Scanner;
import java.util.Stack;
import java.io.BufferedReader;
public class Test implements Serializable {
    private String name;
    private int age;
    public Test(String name,int age){
        this.age=age;
        this.name=name;
      
  }
    public String getName(){
        return name;
    }
    public int getAge(){
        return age;
    }

     public static void main(String[] args) throws IOException, ClassNotFoundException  
        {  
           Test t=new Test("zhangshan",20);
           File f=new File("serializableDemo.txt");
           System.out.print("haha");
           if(!f.exists()){
               f.createNewFile();
              
           }
           System.out.println(f.getAbsolutePath());
           FileOutputStream out=new FileOutputStream(f);
           ObjectOutputStream oout=new ObjectOutputStream(out);
           oout.writeObject(t);
           oout.close();
           out.close();
           FileInputStream in=new FileInputStream(f);
           ObjectInputStream inn=new ObjectInputStream(in);
           Test a=(Test)inn.readObject();
           System.out.println(a.getAge());
           System.out.println(a.getName());
        }


    }