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

public class ClientHandler extends Thread {


 protected Socket incoming;

 public ClientHandler(Socket incoming){
    this.incoming = incoming;
 }

 public void run(){

    try{ 
      BufferedReader in = 
		new BufferedReader(
			new InputStreamReader(
			incoming.getInputStream()));

      PrintWriter out = 
		new PrintWriter(
		    new OutputStreamWriter(
			incoming.getOutputStream()));

      out.println("Hello! ...");

       out.println("Enter BYE to exit.");
      out.flush();

      while(true){

          String str = in.readLine();

          if(str==null){ 
		break;

          }else {
			out.println("Echo: "+str);
                 out.flush();

           if(str.trim().equals("BYE")) break;

         }

       }
       incoming.close();

    } catch(Exception e){}
}




}