import java.net.*;
import java.io.*;
import java.awt.event.*;

public class ChatClient {
		
   public ChatFrame gui;

   private Socket socket;
   private DataInputStream in;
   private DataOutputStream out;
		
   public ChatClient(String name, String server, int port) {

      // GUI Create GUI and handle events:
      // After text input, sendTextToChat() is called,
      // When closing the window, disconnect() is called. 
 
     gui = new ChatFrame("Chat with Sockets");
      gui.input.addKeyListener (new EnterListener(this,gui));
      gui.addWindowListener(new ExitListener(this));
	






      // create a socket, register and listen t the server

      try {

         socket = new Socket(server,port);
?
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         out.writeUTF(name);
         while (true) {
            gui.output.append("\n"+in.readUTF());
         };
      }	catch (Exception e)	{ 
         e.printStackTrace();
      }
   }
   

   protected void sendTextToChat(String str) {
      try {
    ?
      } catch (IOException e) {
         e.printStackTrace();
      }
   }

   protected void disconnect() {
      try {
  ?
      } catch (IOException e) {
         e.printStackTrace();
      }
   }
		
   public static void main (String args[])throws IOException {
      if (args.length!=3) 
         throw new RuntimeException ("Syntax: java ChatClient <name> <serverhost> <port>"); 
      int port=Integer.parseInt(args[2]);
      ChatClient c=new ChatClient(args[0], args[1], port);
   }
}