public IEnumerable <ProductLibraryConfigModel> GetProductCouponConfigByOids(List <int> oids)
        {
            IEnumerable <ProductLibraryConfigModel> result = null;

            try
            {
                result = handler.GetProductCouponConfigByOids(oids);
            }
            catch (Exception ex)
            {
                logger.Log(Level.Error, ex, "GetProductCouponConfigByOids异常");
            }

            return(result);
        }