public TB_PurchaseDetailInfo GetByItemNo(string itemNumber)
        {
            ITB_PurchaseDetail tb_purchasedetailDAL = baseDal as ITB_PurchaseDetail;

            return(tb_purchasedetailDAL.GetByTB_PurchaseDetailItemNo(itemNumber));
        }
        /// <summary>
        /// 获取所有的P ID
        /// </summary>
        /// <returns></returns>
        public List <string> GetAllItemNo()
        {
            ITB_PurchaseDetail tb_purchasedetailDAL = baseDal as ITB_PurchaseDetail;

            return(tb_purchasedetailDAL.GetAllTB_PurchaseDetailItemNo());
        }