public void cancelFullnessSchedule(int petSlot) {
        switch (petSlot) {
            case 0:
                if (fullnessSchedule != null) {
                    fullnessSchedule.cancel(false);
                }
                break;
            case 1:
                if (fullnessSchedule_1 != null) {
                    fullnessSchedule_1.cancel(false);
                }
                break;
            case 2:
                if (fullnessSchedule_2 != null) {
                    fullnessSchedule_2.cancel(false);
                }
                break;
        }
    }