public static IQueryable<PetShop.Core.Data.Inventory> ByQty(this IQueryable<PetShop.Core.Data.Inventory> queryable, int qty, params int[] additionalValues)
        {
            var qtyList = new List<int> { qty };

            if (additionalValues != null)
                qtyList.AddRange(additionalValues);

            if (qtyList.Count == 1)
                return queryable.ByQty(qtyList[0]);

            return queryable.ByQty(qtyList);
        }
        public static IQueryable<Petshop.Data.Entities.Inventory> ByQty(this IQueryable<Petshop.Data.Entities.Inventory> queryable, System.Int32 qty, params System.Int32[] additionalValues)
        {
            var qtyList = new List<System.Int32> { qty };

            if (additionalValues != null)
                qtyList.AddRange(additionalValues);

            if (qtyList.Count == 1)
                return queryable.ByQty(qtyList[0]);

            return queryable.ByQty(qtyList);
        }