public int compareTo(Reservation reservation) {
		int result = 0;
		double objStartTime = reservation.getStartTime();
		if(objStartTime < startTime) {
			result = 1;
		} else if(objStartTime > startTime) {
			result = -1;
		} else {
			int objDuration = reservation.getDurationTime();
			if(objDuration < duration) {
				result = 1;
			} else if(objDuration > duration) {
				result = -1;
			}
		}
		
		return result;
	}