private async Task StartPullingDocs()
{
PullingTask = PullDocuments().ObserveException();
try
{
await PullingTask.ConfigureAwait(false);
}
catch (Exception)
{
if (cts.Token.IsCancellationRequested)
{
return;
}
PullingTask = null;
RestartPullingTask().ConfigureAwait(false);
}
if (IsErrored)
{
OnCompletedNotification();
try
{
await CloseSubscription().ConfigureAwait(false);
}
catch (Exception e)
{
logger.WarnException("Exception happened during an attempt to close subscription after it becomes faulted", e);
}
}
}
private async Task StartPullingDocs()
{
PullingTask = PullDocuments().ObserveException();
try
{
await PullingTask.ConfigureAwait(false);
}
catch (Exception ex)
{
if (cts.Token.IsCancellationRequested)
{
return;
}
PullingTask = null;
SubscriptionException subscriptionEx;
var ere = ex as ErrorResponseException;
if (ere != null && AsyncDocumentSubscriptions.TryGetSubscriptionException(ere, out subscriptionEx))
{
if (subscriptionEx is SubscriptionClosedException)
{
// someone forced us to drop the connection by calling Subscriptions.Release
OnCompletedNotification();
IsClosed = true;
return;
}
}
RestartPullingTask().ConfigureAwait(false);
}
if (IsErrored)
{
OnCompletedNotification();
try
{
await CloseSubscription().ConfigureAwait(false);
}
catch (Exception e)
{
logger.WarnException("Exception happened during an attempt to close subscription after it becomes faulted", e);
}
}
}
