/// <summary>
        /// 获取查询条件
        /// </summary>
        private void GetQueryString()
        {
            if (MyCommFun.IsRequestStr("beginDate", MyCommFun.RequestObjType.dateType))
            {
                this.beginDate = MXRequest.GetQueryString("beginDate");
            }
            if (MyCommFun.IsRequestStr("endDate", MyCommFun.RequestObjType.dateType))
            {
                this.endDate = MXRequest.GetQueryString("endDate");
            }
            if (MyCommFun.IsRequestStr("orderStatus", MyCommFun.RequestObjType.intType))
            {
                this.orderStatus = MXRequest.GetQueryInt("orderStatus");
            }
            this.payAmountMin = MXRequest.GetQueryDecimal("payAmountMin", -1);


            this.orderNumber = MXRequest.GetQueryString("orderNumber");


            this.keywords = MXRequest.GetQueryString("keywords");
        }