meowrain 收录于网络编程

2024-05-23 约 300 字预计阅读 1 分钟

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本文最后更新于 2024-05-23，文中内容可能已过时。

TCP字符流编程

代码

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package org.example.socket;

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

public class SocketTcp03Server {
    public static void main(String[] args) throws IOException {
        ServerSocket serverSocket = new ServerSocket(9999);
        Socket socket = serverSocket.accept();
        System.out.println("服务端启动，正在监听9999端口");

        InputStream inputStream = socket.getInputStream();
        InputStreamReader reader = new InputStreamReader(inputStream);
        BufferedReader bufferedReader = new BufferedReader(reader);
        String s = bufferedReader.readLine();
        System.out.println(s);
        socket.shutdownInput();

        OutputStream outputStream = socket.getOutputStream();
        OutputStreamWriter writer = new OutputStreamWriter(outputStream);
        BufferedWriter bufferedWriter = new BufferedWriter(writer);
        bufferedWriter.write("hello,client字符流");
        bufferedWriter.newLine();
        bufferedWriter.flush();
        socket.shutdownOutput();

        //关闭外层流即可
        bufferedReader.close();
        bufferedWriter.close();
        serverSocket.close();
        socket.close();
    }
}

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package org.example.socket;

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


public class SocketTcp03Client {
    public static void main(String[] args) throws IOException {
        Socket socket = new Socket(InetAddress.getLocalHost(),9999);
        System.out.println("客户端启动，准备向9999端口发送信息");
        OutputStream outputStream = socket.getOutputStream();
        OutputStreamWriter writer = new OutputStreamWriter(outputStream);
        BufferedWriter bufferedWriter = new BufferedWriter(writer);
        bufferedWriter.write("hello,server字符流");
        bufferedWriter.newLine(); //写用newLIne方法，read也要用readLine方法
        bufferedWriter.flush(); //需要刷新
        socket.shutdownOutput();


        InputStream inputStream = socket.getInputStream();
        InputStreamReader reader = new InputStreamReader(inputStream);
        BufferedReader bufferedReader = new BufferedReader(reader);
        String s = bufferedReader.readLine();
        System.out.println(s);

        socket.close();
        bufferedWriter.close();
        bufferedReader.close();
    }
}

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