//   Example of a TCP Client that continuosly sends strings to
//   a server, for the server to convert to upper-case. Reads 
//   the string returned by the server and displays it on the
//   screen.
//   Run ConTCPClient as
//     java ConTCPClient <server_host> <server_port>

import java.io.*; 
import java.net.*; 
class ConTCPClient { 

    public static void main(String args[]) throws Exception 
    { 
        String sentence; 
        String modifiedSentence; 

        BufferedReader inFromUser = 
          new BufferedReader(new InputStreamReader(System.in)); 

        Socket clientSocket = new Socket(args[0], java.lang.Integer.parseInt(args[1])); 

        DataOutputStream outToServer = 
          new DataOutputStream(clientSocket.getOutputStream()); 

        BufferedReader inFromServer = 
          new BufferedReader(new InputStreamReader(clientSocket.getInputStream())); 

        while (true) {
   	     sentence = inFromUser.readLine(); 
	    
	        outToServer.writeBytes(sentence + '\n'); 
	    
	        modifiedSentence = inFromServer.readLine(); 
	    
	        System.out.println("FROM SERVER: " + modifiedSentence); 
	     }
    } 
}