JavaSE-21.3.5【TCP通信程序练习4】

package day12.lesson3.p4;

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

/*
3.6 TCP通信程序练习4

    案例需求
        客户端：数据来自于文本文件
        服务器：接收到的数据写入文本文件
        本例相等于实现一个文件上传下载功能
    案例分析
        创建客户端，创建输入流对象指向文件，从文件循环读取数据，每读取一行就使用输出流给服务器输出一行
        创建服务端，创建输出流对象指向文件，从客户端接受数据，每接受一行就给文件中输出一行
 */
public class ClientDemo {
    public static void main(String[] args) throws IOException {
        Socket s = new Socket("MSI-YUBABY", 10000);

        BufferedReader br = new BufferedReader(new FileReader("stage2\\src\\day12\\lesson3\\p4\\src.txt"));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(s.getOutputStream()));

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

        br.close();
        s.close();
    }
}

package day12.lesson3.p4;

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\\p4\\tar.txt"));

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

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

src.txt

?

1 2 3 4 5

hello world java do u love it? i love it very much

tar.txt

?

1 2 3 4 5

hello world java do u love it? i love it very much