public ServiceResponseData DeleteBill() { try { string busiType = requestData.GetData <string>(0); int billID = requestData.GetData <int>(1); IMwBill iProcess = NewObject <MwBillFactory>().GetBillProcess(busiType); iProcess.DeleteBill(billID); responseData.AddData(true); } catch (Exception error) { responseData.AddData(false); responseData.AddData(error.Message); } return(responseData); }