Beispiel #1
0
 public EventDistributionPoint CreatePausedEventDistributionPoint(
     Guid distributionPointId, IPublisher publisher, IPublisher inputQueue, CheckpointTag checkpointTag)
 {
     if (_allStreams)
     {
         var distributionPoint = new TransactionFileReaderEventDistributionPoint(
             publisher, distributionPointId,
             new EventPosition(checkpointTag.CommitPosition.Value, checkpointTag.PreparePosition.Value));
         return(distributionPoint);
     }
     else if (_streams != null && _streams.Count == 1)
     {
         var streamName = checkpointTag.Streams.Keys.First();
         //TODO: handle if not the same
         return(CreatePausedStreamReaderEventDistributionPoint(
                    distributionPointId, publisher, inputQueue, checkpointTag, streamName, resolveLinkTos: true,
                    category: null));
     }
     else if (_categories != null && _categories.Count == 1)
     {
         var streamName = checkpointTag.Streams.Keys.First();
         return(CreatePausedStreamReaderEventDistributionPoint(
                    distributionPointId, publisher, inputQueue, checkpointTag, streamName, resolveLinkTos: true,
                    category: _categories.First()));
     }
     else
     {
         throw new NotSupportedException();
     }
 }
 public void Start(Guid distributionPointId, TransactionFileReaderEventDistributionPoint transactionFileReaderEventDistributionPoint)
 {
     _distributionPointId = distributionPointId;
     _headDistributionPoint = transactionFileReaderEventDistributionPoint;
     //Guid.Empty means head distribution point
     _headDistributionPoint.Resume();
 }
 public EventDistributionPoint CreatePausedEventDistributionPoint(Guid distributionPointId, IPublisher publisher, CheckpointTag checkpointTag)
 {
     if (_allStreams)
     {
         var distributionPoint = new TransactionFileReaderEventDistributionPoint(
             publisher, distributionPointId,
             new EventPosition(checkpointTag.CommitPosition.Value, checkpointTag.PreparePosition.Value));
         return distributionPoint;
     }
     else if (_streams != null && _streams.Count == 1)
     {
         var streamName = checkpointTag.Streams.Keys.First();
         //TODO: handle if not the same
         return CreatePausedStreamReaderEventDistributionPoint(distributionPointId, publisher, checkpointTag, streamName,
             resolveLinkTos: true, category: null);
     }
     else if (_categories != null && _categories.Count == 1)
     {
         var streamName = checkpointTag.Streams.Keys.First();
         return CreatePausedStreamReaderEventDistributionPoint(distributionPointId, publisher, checkpointTag, streamName,
             resolveLinkTos: true, category: _categories.First());
     }
     else
         throw new NotSupportedException();
 }
Beispiel #4
0
 public void Start(Guid distributionPointId, TransactionFileReaderEventDistributionPoint transactionFileReaderEventDistributionPoint)
 {
     _distributionPointId   = distributionPointId;
     _headDistributionPoint = transactionFileReaderEventDistributionPoint;
     //Guid.Empty means head distribution point
     _headDistributionPoint.Resume();
 }
Beispiel #5
0
        public void Handle(ProjectionMessage.CoreService.Start message)
        {
            //TODO: do we need to clear subscribed projections here?
            //TODO: do we need to clear subscribed distribution points here?
            _stopped = false;
            var distibutionPointCorrelationId = Guid.NewGuid();

            _headDistributionPoint = new TransactionFileReaderEventDistributionPoint(
                _publisher, distibutionPointCorrelationId, new EventPosition(_writerCheckpoint.Read(), -1));
            _distributionPoints.Add(distibutionPointCorrelationId, _headDistributionPoint);
            _headingEventDistributionPoint.Start(distibutionPointCorrelationId, _headDistributionPoint);
            //NOTE: writing any event to avoid empty database which we don not handle properly
            // and write it after startAtCurrent to fill buffer
            _publisher.Publish(
                new ClientMessage.WriteEvents(
                    Guid.NewGuid(), new NoopEnvelope(), "$temp", ExpectedVersion.Any,
                    new Event(Guid.NewGuid(), "Starting", false, new byte[0], new byte[0])));
        }
 public EventDistributionPoint CreatePausedEventDistributionPoint(
     Guid distributionPointId, IPublisher publisher, CheckpointTag checkpointTag)
 {
     if (_allStreams && _useEventIndexes && _events != null && _events.Count == 1)
     {
         var streamName = checkpointTag.Streams.Keys.First();
         return(CreatePausedStreamReaderEventDistributionPoint(
                    distributionPointId, publisher, checkpointTag, streamName, resolveLinkTos: true));
     }
     if (_allStreams && _useEventIndexes && _events != null && _events.Count > 1)
     {
         return(CreatePausedMultiStreamReaderEventDistributionPoint(
                    distributionPointId, publisher, checkpointTag, resolveLinkTos: true, streams: GetEventIndexStreams()));
     }
     if (_allStreams)
     {
         var distributionPoint = new TransactionFileReaderEventDistributionPoint(
             publisher, distributionPointId,
             new EventPosition(checkpointTag.CommitPosition.Value, checkpointTag.PreparePosition.Value));
         return(distributionPoint);
     }
     if (_streams != null && _streams.Count == 1)
     {
         var streamName = checkpointTag.Streams.Keys.First();
         //TODO: handle if not the same
         return(CreatePausedStreamReaderEventDistributionPoint(
                    distributionPointId, publisher, checkpointTag, streamName, resolveLinkTos: true));
     }
     if (_categories != null && _categories.Count == 1)
     {
         var streamName = checkpointTag.Streams.Keys.First();
         return(CreatePausedStreamReaderEventDistributionPoint(
                    distributionPointId, publisher, checkpointTag, streamName, resolveLinkTos: true));
     }
     if (_streams != null && _streams.Count > 1)
     {
         return(CreatePausedMultiStreamReaderEventDistributionPoint(
                    distributionPointId, publisher, checkpointTag, resolveLinkTos: true, streams: _streams));
     }
     throw new NotSupportedException();
 }
 public void Stop()
 {
     _headDistributionPoint = null;
 }
Beispiel #8
0
 public void Stop()
 {
     _headDistributionPoint = null;
 }