public static sp_CM_GetTbs_DocumentOutput_Result getDocumentData(string documentCode, Nullable <int> documentCodeSeq, Nullable <System.DateTime> startDay)
        {
            ICommonHandler handler = ServiceContainer.GetService <ICommonHandler>() as ICommonHandler;
            var            datas   = handler.GetTbs_DocumentOutput(documentCode, documentCodeSeq, startDay);

            if (datas != null && datas.Count > 0)
            {
                return(datas.First());
            }
            else
            {
                return(null);
            }
        }