/// <summary>
/// 获得一个订单使用的优惠券数量
/// </summary>
/// <param name="orderId"></param>
/// <returns></returns>
public int GetOrderUsedPromtionCodeNumByOrderId(int orderId)
{
ParameterChecker.CheckNull(orderId, "OrderId");
return(dbManager.Execute(connection => DalPromotionJob.GetOrderUsedPromtionCodeNumByOrderId(connection, orderId)));
}
