public override Task OpenAsync(CancellationToken cancellationToken)
{
registerConnectionCancellationCallback(cancellationToken);
SetSession();
return(SfSession.OpenAsync(cancellationToken).ContinueWith(
previousTask =>
{
if (previousTask.IsFaulted)
{
// Exception from SfSession.OpenAsync
Exception sfSessionEx = previousTask.Exception;
_connectionState = ConnectionState.Closed;
logger.Error("Unable to connect", sfSessionEx.InnerException);
throw new SnowflakeDbException(sfSessionEx.InnerException,
SFError.INTERNAL_ERROR,
"Unable to connect");
}
else if (previousTask.IsCanceled)
{
_connectionState = ConnectionState.Closed;
logger.Debug("Connection canceled");
}
else
{
logger.Debug("All good");
// Only continue if the session was opened successfully
OnSessionEstablished();
}
},
cancellationToken));
}
public override Task OpenAsync(CancellationToken cancellationToken)
{
if (cancellationToken.IsCancellationRequested)
{
return(Task.FromCanceled(cancellationToken));
}
SetSession();
return(SfSession.OpenAsync(cancellationToken).ContinueWith(t => OnSessionEstablished(), cancellationToken));
}
