private void deleteFoodAssociations(Accompaniment root) {
List<Food> foods = foodDAO.listByAccompanimentId(root.getId());
for (Food food : foods) {
Collection<Accompaniment> accompaniments = accompanimentDAO.listByFoodId(food.getId());
Collection<Accompaniment> retainAll = new ArrayList<Accompaniment>();
for (Accompaniment accompaniment : accompaniments) {
if (!accompaniment.getId().equals(root.getId())) {
retainAll.add(accompaniment);
}
}
accompaniments.retainAll(retainAll);
food.setAccompaniments(new HashSet<Accompaniment>(accompaniments));
foodDAO.update(food);
}
root.setFoods(null);
}
