import java.net.*; import java.io.*; public class SimpleService { static final int PORT = 2688; public static void main(String[] args) { try { ServerSocket serverSocket = new ServerSocket(PORT); for (;;) { Socket client = serverSocket.accept(); PrintWriter out = new PrintWriter(client.getOutputStream(), true); BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream())); String cmd = in.readLine(); String reply = "\n" + "