import java.io.*;  

02 import java.net.*;  

03    

04 public class MyServer {  

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

06         ServerSocket server = new ServerSocket(9999); // 监听9999端口  

07         while (true) {  

08             Socket client = server.accept();  

09             BufferedReader in = new BufferedReader(new InputStreamReader(  

10                     client.getInputStream()));  

11             PrintWriter out = new PrintWriter(client.getOutputStream());  

12             while (true) {  

13                 String str = in.readLine();  

14                 System.out.println(str);  

15                 out.println("has receive....");  

16                 out.flush();  

17                 if (str.equals("end"))  

18                     break;  

19             }  

20             client.close();  

21         }  

22     }  

23 }