public void HandleParkedReadCompleted(ResolvedEvent[] events, int newposition, bool isEndofStrem, int stopAt)
{
lock (_lock)
{
if ((_state & PersistentSubscriptionState.ReplayingParkedMessages) == 0)
{
return;
}
foreach (var ev in events)
{
if (ev.OriginalEventNumber == stopAt)
{
break;
}
Log.Debug("Retrying event {0} on subscription {1}", ev.OriginalEvent.EventId, _settings.SubscriptionId);
_streamBuffer.AddRetry(new OutstandingMessage(ev.OriginalEvent.EventId, null, ev, 0));
}
TryPushingMessagesToClients();
if (isEndofStrem || stopAt <= newposition)
{
var replayedEnd = newposition == -1 ? stopAt : Math.Min(stopAt, newposition);
_settings.MessageParker.BeginMarkParkedMessagesReprocessed(replayedEnd);
_state ^= PersistentSubscriptionState.ReplayingParkedMessages;
}
else
{
TryReadingParkedMessagesFrom(newposition, stopAt);
}
}
}
private void RetryMessage(ResolvedEvent @event, int count)
{
Log.Debug("Retrying message {subscriptionId} {stream}/{eventNumber}", SubscriptionId,
@event.OriginalStreamId, @event.OriginalEventNumber);
_outstandingMessages.Remove(@event.OriginalEvent.EventId);
_pushClients.RemoveProcessingMessages(@event.OriginalEvent.EventId);
StreamBuffer.AddRetry(new OutstandingMessage(@event.OriginalEvent.EventId, null, @event, count + 1));
}
public void lowest_retry_doesnt_assume_order()
{
var buffer = new StreamBuffer(10, 10, -1, true);
buffer.AddRetry(BuildMessageAt(Guid.NewGuid(), 4));
buffer.AddRetry(BuildMessageAt(Guid.NewGuid(), 2));
buffer.AddRetry(BuildMessageAt(Guid.NewGuid(), 3));
Assert.AreEqual(2, buffer.GetLowestRetry());
}
public void retried_messages_appear_in_version_order()
{
var buffer = new StreamBuffer(10, 10, -1, true);
var id1 = Guid.NewGuid();
buffer.AddReadMessage(BuildMessageAt(id1, 0));
var id2 = Guid.NewGuid();
var id3 = Guid.NewGuid();
var id4 = Guid.NewGuid();
var id5 = Guid.NewGuid();
buffer.AddRetry(BuildMessageAt(id2, 2));
buffer.AddRetry(BuildMessageAt(id3, 3));
buffer.AddRetry(BuildMessageAt(id4, 1));
buffer.AddRetry(BuildMessageAt(id5, 2));
var messagePointer = buffer.Scan().First();
Assert.AreEqual(id4, messagePointer.Message.EventId);
messagePointer.MarkSent();
messagePointer = buffer.Scan().First();
Assert.AreEqual(id2, messagePointer.Message.EventId);
messagePointer.MarkSent();
messagePointer = buffer.Scan().First();
Assert.AreEqual(id5, messagePointer.Message.EventId);
messagePointer.MarkSent();
messagePointer = buffer.Scan().First();
Assert.AreEqual(id3, messagePointer.Message.EventId);
messagePointer.MarkSent();
}
public void retried_messages_appear_first()
{
var buffer = new StreamBuffer(10, 10, -1, true);
var id1 = Guid.NewGuid();
buffer.AddReadMessage(BuildMessageAt(id1, 0));
var id2 = Guid.NewGuid();
buffer.AddRetry(BuildMessageAt(id2, 2));
Assert.AreEqual(2, buffer.BufferCount);
Assert.AreEqual(1, buffer.RetryBufferCount);
Assert.AreEqual(1, buffer.ReadBufferCount);
var messagePointer = buffer.Scan().First();
Assert.AreEqual(id2, messagePointer.Message.EventId);
messagePointer.MarkSent();
Assert.AreEqual(1, buffer.BufferCount);
Assert.AreEqual(0, buffer.RetryBufferCount);
Assert.AreEqual(1, buffer.ReadBufferCount);
messagePointer = buffer.Scan().First();
Assert.AreEqual(id1, messagePointer.Message.EventId);
messagePointer.MarkSent();
Assert.AreEqual(0, buffer.BufferCount);
Assert.AreEqual(0, buffer.RetryBufferCount);
Assert.AreEqual(0, buffer.ReadBufferCount);
Assert.IsFalse(buffer.Live);
}
public void RetrySingleMessage(ResolvedEvent @event)
{
StreamBuffer.AddRetry(new OutstandingMessage(@event.OriginalEvent.EventId, null, @event, 0));
}
