private boolean listening = false;
private byte last_message_type_sent;
public GameProtocol(GameMessageProcessor game_message_processor) throws NFCException {
this.game_message_processor = game_message_processor;
receiver = new NfcReceiver(game_message_processor);
ndef_push_manager = NDEFPushManager.getInstance();
nfc_manager = ReaderWriterManager.getInstance();
}