private void Rollback(ulong deliveryTag, Exception e)
{
if (_container.IsChannelTransacted)
{
RabbitUtils.RollbackIfNecessary(Model);
}
if (AckRequired || ContainerUtils.IsRejectManual(e))
{
try
{
if (MessagesPerAck > 1)
{
lock (_lock)
{
if (PendingAcks > 0)
{
SendAck(DateTimeOffset.Now.ToUnixTimeMilliseconds());
}
}
}
Model.BasicNack(deliveryTag, true, ContainerUtils.ShouldRequeue(_container.DefaultRequeueRejected, e, _logger));
}
catch (IOException e1)
{
_logger?.LogError("Failed to nack message", e1);
}
}
if (_container.IsChannelTransacted)
{
RabbitUtils.CommitIfNecessary(Model);
}
}
public void RollbackOnExceptionIfNecessary(Exception ex)
{
bool ackRequired = !AcknowledgeMode.IsAutoAck() && (!AcknowledgeMode.IsManual() || ContainerUtils.IsRejectManual(ex));
try
{
if (Transactional)
{
Logger?.LogDebug(ex, "Initiating transaction rollback on application exception");
RabbitUtils.RollbackIfNecessary(Channel);
}
if (ackRequired)
{
if (DeliveryTags.Count > 0)
{
ulong deliveryTag = DeliveryTags.Max();
Channel.BasicNack(deliveryTag, true, ContainerUtils.ShouldRequeue(DefaultRequeueRejected, ex, Logger));
}
if (Transactional)
{
// Need to commit the reject (=nack)
RabbitUtils.CommitIfNecessary(Channel);
}
}
}
catch (Exception e)
{
Logger?.LogError(ex, "Application exception overridden by rollback exception");
throw RabbitExceptionTranslator.ConvertRabbitAccessException(e); // NOSONAR stack trace loss
}
finally
{
DeliveryTags.Clear();
}
}
