服務端

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Scanner;

import net.sf.json.JSONObject;

public class Server_2 {
    public static void main(String[] args) {
        Scanner in=new Scanner(System.in);
        InputStreamReader isr;
        BufferedReader br;
        OutputStreamWriter osw;
        BufferedWriter rw;

        try {
            ServerSocket serverSocket=new ServerSocket(4444);
            Socket socket=serverSocket.accept();
            isr=new InputStreamReader(socket.getInputStream());
            br=new BufferedReader(isr);
            String str=br.readLine();
            JSONObject object=JSONObject.fromObject(str);
            System.out.println("ID:"+object.getInt("ID"));
            System.out.println("Name:"+object.getString("name"));
            System.out.println("password:"+object.getString("password"));
            br.close();
            socket.close();
            serverSocket.close();
        } catch (IOException e) {
            e.printStackTrace();
        }

    }
}

 

客服端

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.Socket;
import java.util.Scanner;

import net.sf.json.JSONObject;

public class Client_2 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        InputStreamReader isr;
        BufferedReader br;
        OutputStreamWriter osw;
        BufferedWriter rw;
        try {
            Socket socket = new Socket("localhost", 4444);
            osw = new OutputStreamWriter(socket.getOutputStream());
            rw = new BufferedWriter(osw);
            User user = new User();
            System.out.println("Id:");
            user.setID(in.nextInt());
            in.nextLine();
            System.out.println("Name:");
            user.setName(in.nextLine());
            System.out.println("Password:");
            user.setPassword(in.nextLine());
            JSONObject jsonObject = JSONObject.fromObject(user);
            rw.write(jsonObject.toString()+"\n");
            rw.close();
            socket.close();
        } catch (Exception e) {
            // TODO: handle exception
        }
    }
}
 

User

public class User {
    int ID;
    String name;
    String password;
    public int getID() {
        return ID;
    }
    public void setID(int iD) {
        ID = iD;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public String getPassword() {
        return password;
    }
    public void setPassword(String password) {
        this.password = password;
    }
}