Upload SSRS report to SFTP using Renci.SShnet DLL in path /Folder/

using Renci.SshNet;
using Renci.SshNet.SftpClient;
using Renci.SshNet.Common;
using Renci.SshNet.Sftp;
using Renci.SshNet.Sftp.SftpFile;
using System.IO;
class UploadSSRSReportToSFTPService_Custom extends SysOperationServiceBase
{
    
    public void processOperation(UploadSSRSReportToSFTPContract_Custom _contract)
    {
        Query               orderQuery;
        QueryRun            queryRun;
    
        date                processedDate;
         
        orderQuery = _contract.getQuery();
        queryRun = new QueryRun(orderQuery);
        processedDate = DateTimeUtil::getSystemDate(DateTimeUtil::getUserPreferredTimeZone());

        while (queryRun.Next())
        {
            custInvoiceJour custInvoiceJour = queryRun.get(tableNum(custInvoiceJour));

            this.sendFileToSFTP(custInvoiceJour);
        }
    }

    public void sendFileToSFTP(custInvoiceJour _custInvoiceJour)
    {
        str ext = SRSPrintDestinationSettings::findFileNameType(SRSReportFileFormat::PDF, SRSImageFileFormat::BMP);

        Filename filename = _custInvoiceJour.InvoiceId + ext;

        System.Byte[] reportBytes = this.renderReportToBinaryArray(_custInvoiceJour, filename);

        if (reportBytes)
        {
            using (System.IO.MemoryStream memoryStream = new System.IO.MemoryStream(reportBytes))
            {
                try
                {
                    str success = 'fail';
                    CustParameters parameter = CustParameters::find();
                    str host, username, password, destinationPath;
                    int port;
                    
                    host = parameter.SFTPHostName_Custom;
                    port = str2Int(parameter.SFTPPort_Custom);
                    username = parameter.SFTPUserName_Custom;
                    password =  parameter.SFTPPassword_Custom;
                    destinationPath = parameter.SFTPDestinationPath_Custom;

                    SftpClient sftpClient = new SftpClient(host, port, username, password);

                    sftpClient.OperationTimeout = System.TimeSpan::FromMilliseconds(60000);

                    sftpClient.connect();

                    sftpClient.ChangeDirectory(destinationPath);

                    if (sftpClient.IsConnected)
                    {
                        sftpClient.UploadFile(memoryStream
                        , destinationPath + "@SYS35673" + fileName
                        , null);

                        success = 'pass';

                    }

                     sftpClient.Disconnect();
                     sftpClient.Dispose();

                     if(success == 'pass')
                     {
                         Info(strFmt('@@Custom:UploadReportToSFTPSuccess', filename));
                     }
                     else
                     {
                         Error('@@Custom:UploadReportToSFTPError');
                     }
                }
                catch (Exception::CLRError)
                {
                    System.Exception ex = ClrInterop::getLastException();
                    if (ex != null)
                    {
                        ex = ex.get_InnerException();
                        if (ex != null)
                        {
                            error(ex.ToString());
                        }
                    }
                }
                catch (Exception::Error)
                {
                    Error("@@Custom:UploadReportToSFTPError");
                }
            }
        }
    }

    /// <summary>
    /// Render report to byte array
    /// </summary>
    /// <param name = "_contract">contract class object</param>
    /// <param name = "_documentType">document type</param>
    /// <param name = "_filename">filename for the report</param>
    /// <returns>report as a byte array</returns>
    // private System.Byte[] renderReportToBinaryArray(Object _contract, PrintMgmtDocumentType _documentType, filename _filename)
    private System.Byte[] renderReportToBinaryArray(custInvoiceJour _custInvoiceJour, Filename _fileName)
    {
        SalesInvoiceContract rdpContract = new salesInvoiceContract();

        rdpContract.parmRecordId(_custInvoiceJour.RecId);
        PrintMgmtReportFormatName printMgmtReportFormatName = PrintMgmtDocType::construct(PrintMgmtDocumentType::SalesOrderInvoice).getDefaultReportFormat();

        SrsReportRunController  srsReportRunController = new SrsReportRunController();
        srsReportRunController.parmReportName(printMgmtReportFormatName);
        srsReportRunController.parmExecutionMode(SysOperationExecutionMode::Synchronous);
        srsReportRunController.parmShowDialog(false);
        srsReportRunController.parmReportContract().parmRdpContract(rdpContract);
        srsReportRunController.parmReportContract().parmReportExecutionInfo(new SRSReportExecutionInfo());
        srsReportRunController.parmReportContract().parmReportServerConfig(SRSConfiguration::getDefaultServerConfiguration());

        SRSPrintDestinationSettings printerSettings = srsReportRunController.parmReportContract().parmPrintSettings();
        printerSettings.printMediumType(SRSPrintMediumType::File);
        printerSettings.fileFormat(SRSReportFileFormat::PDF);
        printerSettings.parmFileName(_fileName);

        SRSReportRunService srsReportRunService = new SrsReportRunService();
        srsReportRunService.getReportDataContract(srsReportRunController.parmReportContract().parmReportName());
        srsReportRunService.preRunReport(srsReportRunController.parmReportContract());
        Map reportParametersMap = srsReportRunService.createParamMapFromContract(srsReportRunController.parmReportContract());
        Microsoft.Dynamics.AX.Framework.Reporting.Shared.ReportingService.ParameterValue[]  parameterValueArray = SrsReportRunUtil::getParameterValueArray(reportParametersMap);

        SRSProxy srsProxy = SRSProxy::constructWithConfiguration(srsReportRunController.parmReportContract().parmReportServerConfig());
                        
        System.Byte[] reportBytes = srsproxy.renderReportToByteArray(srsReportRunController.parmreportcontract().parmreportpath(),
                                    parameterValueArray,
                                    printerSettings.fileFormat(),
                                    printerSettings.deviceinfo());

        return reportBytes;
    }

}