public void Put(string id, Category entity)
		{
			if (ModelState.IsValid)
			{
				db.UpdateCategory(entity.GetPrivateEntity<Category>());
			}
		}
		public string Post(Category entity)
		{
			if (ModelState.IsValid)
			{
				db.InsertCategory(entity);

				entity.PublicId = entity.GetPublicId();
				return entity.GetPublicEntity<Category>().PublicId;
			}

            return string.Empty;
		}