public ArrayList<MealData> mealsForCategory(MealCategoryData category) {
	ArrayList<MealData> meals = new ArrayList<MealData>();
	for (LineData canteenLine : canteenData.getLines()) {
		for (MealData meal : canteenLine.getTodayMeals()) {
			if (meal.getMealCategory().equals(category)) {
				meals.add(meal);
			}
		}
	}
	return meals;
}