// DeitelMessenger2.java// DeitelMessenger2 is a chat application that uses a ClientGUI// to communicate with chat server.package com.deitel.messenger.sockets.client;import com.deitel.messenger.*;public class DeitelMessenger2 {      public static void main( String args[] )    {      MessageManager messageManager;            // create new DeitelMessenger      if ( args.length == 0 )         messageManager = new SocketMessageManager2( "localhost" );      else         messageManager = new SocketMessageManager2( args[ 0 ] );              // create GUI for SocketMessageManager      ClientGUI clientGUI = new ClientGUI( messageManager );      clientGUI.setSize( 300, 400 );      clientGUI.setResizable( false );      clientGUI.setVisible( true );   }} // end class DeitelMessenger2/************************************************************************** * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and               * * Prentice Hall. All Rights Reserved.                                    * *                                                                        * * DISCLAIMER: The authors and publisher of this book have used their     * * best efforts in preparing the book. These efforts include the          * * development, research, and testing of the theories and programs        * * to determine their effectiveness. The authors and publisher make       * * no warranty of any kind, expressed or implied, with regard to these    * * programs or to the documentation contained in these books. The authors * * and publisher shall not be liable in any event for incidental or       * * consequential damages in connection with, or arising out of, the       * * furnishing, performance, or use of these programs.                     * *************************************************************************/