JavaSE-21.3.4【TCP通信程序练习3】

package day12.lesson3.p3;

import java.io.*;
import java.net.Socket;

/*
3.5 TCP通信程序练习3

    案例需求
        客户端：数据来自于键盘录入，直到输入的数据是886,发送数据结束
        服务端：接受到的数据写入文本文件中
    案例分析
        客户端创建对象，使用键盘录入循环接受数据，接受一行发送一行，直到键盘录入886为止
        服务端创建对象，创建输出流对象指向文件，每接受一行数据后使用输出流输出到文件中，直到接受到null为止
 */
public class ClientDemo {
    public static void main(String[] args) throws IOException {
        Socket socket = new Socket("MSI-YUBABY", 10000);

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));

        String line;
        while ((line=br.readLine()) != null){
            if("886".equals(line)){
                break;
            }

            bw.write(line);
            bw.newLine();
            bw.flush();
        }

        socket.close();
    }
}

package day12.lesson3.p3;

import javax.net.ssl.SSLServerSocket;
import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;

public class ServerDemo {
    public static void main(String[] args) throws IOException {
        ServerSocket ss = new ServerSocket(10000); //创建服务器Socket对象

        Socket s = ss.accept(); //监听客户端连接，返回一个对应的Socket对象

        //接收数据
        BufferedReader br = new BufferedReader(new InputStreamReader(s.getInputStream()));
        BufferedWriter bw = new BufferedWriter(new FileWriter("stage2\\src\\day12\\lesson3\\p3\\s.txt"));

        String line;
        while ((line=br.readLine()) != null){
            bw.write(line);
            bw.newLine();
            bw.flush();
        }

        bw.close();
        ss.close();
    }
}

s.txt

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1 2 3 4

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