| private outputExportObject ( MemoryStream exportObj, Hashtable exportParams ) : object | ||
| exportObj | MemoryStream | Export binary/object in memery stream |
| exportParams | Hashtable | Hashtable of export parameters |
| return | object | |
private object outputExportObject(MemoryStream exportObj, Hashtable exportParams)
{
//pass export paramters and get back export settings as per export action
Hashtable exportActionSettings = (isDownload ? setupDownload(exportParams) : setupServer(exportParams));
// set default export status to true
bool status = true;
// filepath returned by server setup would be a string containing the file path
// where the export file is to be saved.
// If filepath is a boolean (i.e. false) the server setup must have failed. Hence, terminate process.
if (exportActionSettings["filepath"] is bool)
{
status = false;
raise_error(" Failed to export.", true);
}
else
{
// When 'filepath' is a sting write the binary to output stream
try
{
// Write export binary stream to output stream
Stream outStream = (Stream)exportActionSettings["outStream"];
exportObj.WriteTo(outStream);
outStream.Flush();
outStream.Close();
exportObj.Close();
}
catch (ArgumentNullException e)
{
raise_error(" Failed to export. Error:" + e.Message);
status = false;
}
catch (ObjectDisposedException e)
{
raise_error(" Failed to export. Error:" + e.Message);
status = false;
}
if (isDownload)
{
// If 'download'- terminate imediately
// As nothing is to be written to response now.
Response.End();
}
}
// This is the response after save action
// If status remains true return the 'filepath'. Otherwise return false to denote failure.
return (status ? exportActionSettings["filepath"] : false);
}
/// <summary>