private void handleMove(Packet02Move packet, InetAddress address, int port) {
//    System.out.println(address.getHostAddress() + ": " + port
//        + " " + packet.getUsername() + " has moved..."); 
    for(PlayerMP player : connectedPlayers) {
      if(player.getUsername().equalsIgnoreCase(packet.getUsername())) {
        player.set(packet.getX(), packet.getY());
        break;
      }
    }
  }