搭建虚拟服务器环境&服务器开线程响应请求

搭建虚拟服务器环境

创建项目

 

 

package web;

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

public class MyHttpServer {

    private static int count = 1;
    public static void main(String[] args) throws IOException {
        ServerSocket server = new ServerSocket(8080);
        System.out.println("服务器已经启动，监听端口在8080...");
        while (true) {
            Socket socket = server.accept();
            InputStream is = socket.getInputStream();
            OutputStream os = socket.getOutputStream();
            byte[] buf = new byte[1024*1024];
            int len = is.read(buf);
            System.out.println("读到的字节数量：" + len);
            String s = new String(buf, 0, len);
            System.out.println(s);
            os.write("HTTP/1.1 200 OK\r\n".getBytes());
            os.write("Content-Type: text/plain\r\n".getBytes());
            os.write("\r\n".getBytes());
            os.write((" "+count).getBytes());
            count++;
            os.flush();
            socket.close();
        }
    }
}

 

浏览器访问localhost：8080

 

 

 

 

 

 

服务器开线程响应请求

package web;

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

public class MyHttpServer {

    private static int count = 1;
    public static void main(String[] args) throws IOException {
        ServerSocket server = new ServerSocket(8080);
        System.out.println("服务器已经启动，监听端口在8080...");
        while (true) {
            Socket socket = server.accept();
            InputStream is = socket.getInputStream();
            OutputStream os = socket.getOutputStream();
            byte[] buf = new byte[1024*1024];

            new Thread(new Runnable() {
                @Override
                public void run() {
                    int len = 0;
                    try {
                        len = is.read(buf);
                        if (len == -1) return;
                        System.out.println("读到的字节数量：" + len);
                        String s = new String(buf, 0, len);
                        System.out.println(s);
                        os.write("HTTP/1.1 200 OK\r\n".getBytes());
                        os.write("Content-Type: text/plain\r\n".getBytes());
                        os.write("\r\n".getBytes());
                        os.write((" "+count).getBytes());
                        count++;
                        os.flush();
                    } catch (IOException e) {
                        throw new RuntimeException(e);
                    }finally {
                        if (socket != null){
                            try {
                                socket.close();
                            } catch (IOException e) {
                                throw new RuntimeException(e);
                            }
                        }
                    }
                }
            }).start();
        }
    }
}