@Override
	public Set<FoodObject> lookUpFoodByCollection(Collection<String> names) {
		Set<FoodObject> result = new HashSet<FoodObject>();
		for (String name : names) {
			if (cachedFoodObjectMap.containsKey(name)) {
				result.add(cachedFoodObjectMap.get(name));
				//TODO: fall back to db
			}
		}
		return result;
	}