public void Handle(AddItemToShoppingCart c)
        {
            var obj = _repository.Get(c.ShoppingCartId);

            obj.Add(c.ItemId, c.Quanity);
            _repository.Save(obj);
        }
        public void Handle(CommentCheckinByEvaluator c)
        {
            var o = _repository.Get(c.CheckinId);

            o.EvaluatorComment(c.Comment, c.CreatedBy);
            _repository.Save(o);
        }
        public void Handle(ChangeNameOfAutoNumberTest c)
        {
            var obj = _repository.Get(c.Id);

            obj.ChangeName(c.NewName);
            _repository.Save(obj);
        }