public void OnAccept(IDelivery delivery)
{
Interlocked.Increment(ref numAcceptedMessages);
modelReference.Execute(
m => m.BasicAck(delivery.Tag, false));
}
public void Visit(IQueue queue)
{
VisitOnce(queue, () =>
{
if (queue.HasName)
{
var args = new Dictionary <string, object>();
if (queue.QueueAutoExpire.HasValue)
{
args.Add("x-expires", queue.QueueAutoExpire.Value.TotalMilliseconds);
}
if (!string.IsNullOrEmpty(queue.DeadLetterExchange))
{
args.Add("x-dead-letter-exchange", queue.DeadLetterExchange);
}
if (queue.MessageTimeToLive.HasValue)
{
args.Add("x-message-ttl", (int)queue.MessageTimeToLive.Value.TotalMilliseconds);
}
model.Execute(m =>
m.QueueDeclare(
queue.Name,
queue.Durability == Durability.Durable, // durable
queue.IsExclusive, // exclusive
queue.IsAutoDelete, // auto-delete
args));
}
else
{
var declared = model.Execute(m => m.QueueDeclare());
queue.Name = declared.QueueName;
}
});
}
public override void Dispose()
{
logger.DebugFormat("Shutting down subscription: {0}", this);
if (isDisposing)
{
var message = string.Format("Subscription already disposing: {0}", this);
throw new ObjectDisposedException(message);
}
// 1. we're disposing, let everyone know
isDisposing = true;
// 2. tell the channel to stop receiving new messages
logger.Info("SHUTDOWN: Stopping channel flow");
modelReference.Execute(m => m.ChannelFlow(false));
// 3. we've disposed of the current subscription so wait for the
// listener thread to to finish doing what it's doing, it might
// dispatch something to the delivery strategy. once we're done
// with this then we'll stop accepting any new messages
logger.Info("SHUTDOWN: Waiting for listener thread to terminate");
if (listenerThread != null && listenerThread.IsAlive)
{
listenerThread.Join();
}
// 4. stop the delivery strategy, this will wait for any work currently
// running to finish
logger.Info("SHUTDOWN: Stopping delivery strategy");
deliveryStrategy.Stop();
// 5. finally we can dispose of the model reference, this will close
// the model and cancel any consumers that are outstanding
logger.Info("SHUTDOWN: disposing of model reference");
modelReference.Dispose();
base.Dispose();
}