Tomcat

package cn.tedu;

import java.io.IOException;
import java.io.OutputStream;
import java.net.ServerSocket;
import java.net.Socket;

public class TomCat {
    public static void main(String[] args) throws IOException {
        //java 中服务的创建
        System.out.println("tomcat service ");
        ServerSocket serverSocket = new ServerSocket(9999);
        while(true){
            //socket 代表客户端对象
            Socket socket = serverSocket.accept(); //阻塞式方法
            System.out.println("hello client "+socket);
            OutputStream out=socket.getOutputStream();
            //向客户端写数据
            //out.write("hello".getBytes());//这种方式浏览器不会显示
            String content="HTTP/1.1 200rn" +//响应行
                    "Content-Type: text/html;charset=UTF-8rn"+//响应头
                    "rn"+//空行,
                    "hello client"; //数据
            out.write(content.getBytes());
            socket.close();

        }
    }
}