B/S架构

package com.zz.tcp.BC;

import com.zz.tcp.case1.ServerReaderThread;

import java.net.ServerSocket;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

public class Server {
    public static void main(String args[]) throws Exception{
        System.out.println("========服务端启动========");
        //1.创建ServerSocket的对象，调用一个accept方法，等待客户端的连接请求
        ServerSocket serverSocket = new ServerSocket(8888);

        //创建出一个线程池，负责处理线程融信管道的任务
        ThreadPoolExecutor pool = new ThreadPoolExecutor(8 * 2, 8 * 2, 0,
                TimeUnit.DAYS, new ArrayBlockingQueue <>(8), Executors.defaultThreadFactory(),
                new ThreadPoolExecutor.AbortPolicy());

        while (true){
            //2.使用ServerSocket对象，调用一个accept方法，等待客户端的连接请求
            Socket socket = serverSocket.accept();
            System.out.println("有人上线了" + socket.getRemoteSocketAddress());
            //3.把这个客户端对应的socket通信管道，交给一个独立的线程复制处理
            pool.execute(new ServerReaderRunnable(socket));
        }

    }
}

package com.zz.tcp.BC;

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

public class ServerReaderRunnable implements Runnable{
    private Socket socket;
    public ServerReaderRunnable(Socket socket) {
        this.socket = socket;
    }

    @Override
    public void run() {
        //立即响应一个网页内容"你好，中国"给浏览器展示
        try {
            OutputStream os = socket.getOutputStream();
            PrintStream ps = new PrintStream(os);
            ps.println("HTTP/1.1 200 OK");
            ps.println("Content-Type:text/html;charset=UTF-8");
            ps.println();//必须换行
            ps.println("<div style='color:blue;font-size:120px;text-align:center'>你好，世界！</div>");
            ps.close();
            socket.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

}