/// <summary>
        /// 实现后置条件检查器逻辑
        /// </summary>
        /// <returns></returns>
        protected override bool ImplementAfterValidator()
        {
            var validator = PCode.BeginValidator().IsNullOrEmpty().StartsWith("P").EndValidator();

            return(ProductStockLocalMember.LocalStockMember.ContainsKey(PCode) && //检查是否存在该商品的库存
                   validator.IsTrue());//检查各项返回的属性是否正确
        }