在端口9090上运行的TCP服务器

import java.io.IOException;// 来自 nowjava.com - 时代Java

import java.io.PrintWriter;

import java.net.ServerSocket;

import java.net.Socket;

import java.util.Date;


public class Server {


    public static void main(String[] args) throws IOException {

        ServerSocket listener = new ServerSocket(9090);

        try {

            while (true) {

                Socket socket = listener.accept();

                try {

                    PrintWriter out =/*from nowjava.com*/

                        new PrintWriter(socket.getOutputStream(), true);

                    out.println("asdf");

                }