public ServiceResponseData LoadBillHead() { var opType = requestData.GetData <string>(0); var queryCondition = requestData.GetData <Dictionary <string, string> >(1); IMwBill iProcess = NewObject <MwBillFactory>().GetBillProcess(opType); DataTable dtRtn = iProcess.LoadHead(queryCondition); responseData.AddData(dtRtn); return(responseData); }