public static void main(String[] args) throws Exception {
        ServerSocket server = new ServerSocket(60001);
        int processCount = 0;
        while (true) {
            Socket sock = server.accept();
            System.out.printf(Thread.currentThread().getName() + " 新连接请求: %s %d \n", sock.getInetAddress().toString(), sock.getPort());
            new Thread(new TestServer(sock)).start();
            processCount++;
            System.out.println(Thread.currentThread().getName() + " 连接请求次数：" + processCount);
        }
    }