public void RemoveBillDetail(TransportBillDetail billDetail)
 {
     if (this.BillDetails != null)
     {
         this.BillDetails.Remove(billDetail);
     }
 }
 public void AddBillDetail(TransportBillDetail billDetail)
 {
     if (this.BillDetails == null)
     {
         this.BillDetails = new List<TransportBillDetail>();
     }
     this.BillDetails.Add(billDetail);
 }
        private void ReverseTransportActingBill(TransportBillDetail billDetail)
        {
            #region 扣减旧TransportBillDetail的数量和金额
            TransportActingBill actingBill = this.genericMgr.FindById<TransportActingBill>(billDetail.ActBill);
            actingBill.BillingQty -= billDetail.BillQty;
            actingBill.BillingAmount -= billDetail.BillAmount;
            actingBill.BillingQty += billDetail.CurrentBillQty;
            actingBill.BillingAmount += billDetail.CurrentBillAmount;

            if ((actingBill.BillQty > 0 && actingBill.BillQty < actingBill.BillingQty)
                || (actingBill.BillQty < 0 && actingBill.BillQty > actingBill.BillingQty))
            {
                throw new BusinessException("TransportActingBill.Error.CurrentBillQtyGeRemainQty");
            }

            if ((actingBill.BillAmount > 0 && actingBill.BillAmount < actingBill.BillingAmount)
                || (actingBill.BillAmount < 0 && actingBill.BillAmount > actingBill.BillingAmount))
            {
                throw new BusinessException("TransportActingBill.Error.CurrentBillAmountGeRemainAmount");
            }

            if (actingBill.BillQty == actingBill.BillingQty
                && actingBill.BillAmount == actingBill.BillingAmount)
            {
                actingBill.IsClose = true;
            }
            else
            {
                actingBill.IsClose = false;
            }
            this.genericMgr.Update(actingBill);
            #endregion
        }