public void updateCategoryParent(String categoryName, String parentCategoryName) {
Category find = categoryDAL.findCategoryByName(categoryName);
if (find == null) {
throw CategoryException.CategoryNonExistException(categoryName);
}
Category parent = categoryDAL.findCategoryByName(parentCategoryName);
if (parent == null) {
throw CategoryException.parentCategoryNotExistException(parentCategoryName);
}
find.setParent(parent);
categoryDAL.merge(find);
}
public void updateCategoryParent(long categoryId, long parentCategoryId) {
Category find = categoryDAL.find(Category.class, categoryId);
if (find == null) {
throw CategoryException.CategoryNonExistException(categoryId);
}
Category parent = categoryDAL.find(Category.class, categoryId);
if (parent == null) {
throw CategoryException.parentCategoryNotExistException(parentCategoryId);
}
find.setParent(parent);
categoryDAL.merge(find);
}