public override bool IsCompatible(CheckpointTag checkpointTag)
{
return(checkpointTag.GetMode() == CheckpointTag.Mode.Position);
}
protected virtual void Load(CheckpointTag checkpointTag)
{
NextStage();
}
protected override void Load(CheckpointTag checkpointTag)
{
_lastProcessedCheckpointTag = Projection.LastProcessedEventPosition;
Projection.BeginGetPartitionStateAt(
_partition, _lastProcessedCheckpointTag, LoadCompleted, lockLoaded: false);
}
protected abstract ProjectionCheckpoint CreateProjectionCheckpoint(CheckpointTag checkpointPosition);
public abstract void RecordEventOrder(ResolvedEvent resolvedEvent, CheckpointTag orderCheckpointTag, Action committed);
public override CheckpointTag MakeZeroCheckpointTag()
{
return(CheckpointTag.FromStreamPosition(Phase, _stream, -1));
}
protected void PrerecordedEventsLoaded(CheckpointTag checkpointTag)
{
_publisher.Publish(
new CoreProjectionProcessingMessage.PrerecordedEventsLoaded(_projectionCorrelationId, checkpointTag));
}
public CheckpointTag AdjustTag(CheckpointTag tag)
{
return(_readerStrategy.PositionTagger.AdjustTag(tag));
}
public abstract void NewCheckpointStarted(CheckpointTag at);
public override bool IsCompatible(CheckpointTag checkpointTag)
{
return(true); //TODO: implement properly
}
protected override IEnumerable <EmittedEventEnvelope> WriteResults(CheckpointTag phaseCheckpointTag)
{
// do nothing
yield break;
}
public PreTaggedPositionTagger(int phase, CheckpointTag zeroCheckpointTag)
: base(phase)
{
_zeroCheckpointTag = zeroCheckpointTag;
}
public override bool IsCompatible(CheckpointTag checkpointTag)
{
//TODO: should Stream be supported here as well if in the set?
return(checkpointTag.Mode_ == CheckpointTag.Mode.EventTypeIndex &&
checkpointTag.Streams.All(v => _eventTypes.Contains(v.Key)));
}
public override CheckpointTag MakeZeroCheckpointTag()
{
return(CheckpointTag.FromEventTypeIndexPositions(
Phase, new TFPos(0, -1), _eventTypes.ToDictionary(v => v, v => ExpectedVersion.NoStream)));
}
protected abstract IProjectionProcessingPhase CreateFirstProcessingPhase(
IPublisher publisher, Guid projectionCorrelationId, PartitionStateCache partitionStateCache,
Action updateStatistics, CoreProjection coreProjection, ReaderSubscriptionDispatcher subscriptionDispatcher,
CheckpointTag zeroCheckpointTag, ICoreProjectionCheckpointManager checkpointManager, IReaderStrategy readerStrategy, IResultWriter resultWriter);
public void EmitEofResult(
string partition, string resultBody, CheckpointTag causedBy, Guid causedByGuid, string correlationId)
{
_resultWriter.WriteEofResult(
_currentSubscriptionId, partition, resultBody, causedBy, causedByGuid, correlationId);
}
public override CheckpointTag MakeCheckpointTag(CheckpointTag previous, ReaderSubscriptionMessage.EventReaderPartitionEof partitionEof)
{
throw new NotImplementedException();
}
public void UnlockAndForgetBefore(CheckpointTag checkpointTag)
{
_partitionStateCache.Unlock(checkpointTag, forgetUnlocked: true);
}
public override bool IsCompatible(CheckpointTag checkpointTag)
{
return(checkpointTag.Mode_ == CheckpointTag.Mode.Stream && checkpointTag.Streams.Keys.First() == _stream);
}
public CheckpointTag AdjustTag(CheckpointTag tag)
{
return(tag);
}
public virtual void BeginLoadPrerecordedEvents(CheckpointTag checkpointTag)
{
PrerecordedEventsLoaded(checkpointTag);
}
public void InitializeFromCheckpoint(CheckpointTag checkpointTag)
{
_subscribed = false;
}
protected abstract void BeginWriteCheckpoint(
CheckpointTag requestedCheckpointPosition, string requestedCheckpointState);
protected abstract IEnumerable <EmittedEventEnvelope> WriteResults(CheckpointTag phaseCheckpointTag);
public abstract void BeginLoadPartitionStateAt(
string statePartition, CheckpointTag requestedStateCheckpointTag, Action <PartitionState> loadCompleted);
public void Subscribe(CheckpointTag from, bool fromCheckpoint)
{
_subscribed = true;
_coreProjection.Subscribed();
}
public void SetCheckpointTag(CheckpointTag checkpointTag)
{
_checkpointTag = checkpointTag;
}
public CheckpointTag MakeZeroCheckpointTag()
{
return(CheckpointTag.FromPhase(_phase, completed: false));
}
protected abstract void Reply(PartitionState state, CheckpointTag checkpointTag);
public override CheckpointTag MakeCheckpointTag(CheckpointTag previous, ProjectionCoreServiceMessage.CommittedEventDistributed comittedEvent)
{
return(new CheckpointTag(comittedEvent.Position));
}
