private List<CinematicEventListener> getListeners() {
        if (listeners == null) {
            listeners = new ArrayList<CinematicEventListener>();
        }
        return listeners;
    }
Returns the list of CinematicEventListeners added to this event.
@return
jme3-core/src/main/java/com/jme3/cinematic/events/AbstractCinematicEvent.java