@staticmethod
def handle(event, _event_data, _listener_data):
    """
        Handles a ExitMessage received event.

        :param enarksh.event.Event.Event event: The event.
        :param * _event_data: Not used.
        :param * _listener_data: Not used.
        """
    del _event_data, _listener_data
    event.event_controller.exit = True
