import java.io.*;
import java.net.*;

class ServerExample extends Thread {

    Socket socket;
    public static final int PORT = 1234;

    public ServerExample(Socket socket) {
        this.socket = socket;
    }

    public void run() {
        try {
            BufferedReader br = new BufferedReader(new InputStreamReader(socket.getInputStream()));
            PrintWriter pr = new PrintWriter(new OutputStreamWriter(socket.getOutputStream()));

            String s = br.readLine();
            System.out.println("Received " + s);
            pr.println("Thank you for your input");
            pr.flush();
        } catch (IOException ioe) {
            System.out.println("Got IO Exception: " + ioe.getMessage());
        }

    }

    public static void main(String argv[]) {
        try {
            ServerSocket ss = new ServerSocket(PORT);
            while (true) {
                Socket s = ss.accept();
                new ServerExample(s).start();
            }
        } catch (IOException ioe) {
            System.out.println("Got IO Exception: " + ioe.getMessage());
        }
    }
}