序列化

import java.io.Serializable;

public class Student implements Serializable {
    private String _name;
    private int age;

    public Student(String name, int age) {
        super();
        _name = name;
        this.age = age;
    }

    public String get_name() {
        return _name;
    }

    public int getAge() {
        return age;
    }

    @Override
    public String toString() {
        return "Student [_name=" + _name + ", age=" + age + "]";
    }
}

 

import java.io.IOException;
import java.io.ObjectInputStream;
import java.net.ServerSocket;
import java.net.Socket;

public class ObjServ {

    public static void main(String[] args) {
        ServerSocket serv = null;
        try {
            serv = new ServerSocket(9999);
        } catch (IOException e) {
            System.exit(0);
        }
        for(;;) {
            try {
                Socket sock = serv.accept();
                ObjectInputStream ois = new ObjectInputStream(sock.getInputStream());
                Student s = (Student) ois.readObject();
                System.out.println(s.toString());
                ois.close();
                sock.close();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (ClassNotFoundException e) {
                e.printStackTrace();
            }
        }
    }

}

 

import java.io.IOException;
import java.io.ObjectOutputStream;
import java.net.Socket;
import java.net.UnknownHostException;

public class ObjClient {

    public static void main(String[] args) {
        try {
            Socket socket = null;
            socket = new Socket("127.0.0.1", 9999);
            Student s = new Student("Lily", 22);
            ObjectOutputStream oos = new ObjectOutputStream(socket
                    .getOutputStream());
            oos.writeObject(s);
            oos.close();
            socket.close();
        } catch (UnknownHostException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

}