protected ReaderSubscriptionBase(
IPublisher publisher, Guid subscriptionId, CheckpointTag @from, IReaderStrategy readerStrategy,
long?checkpointUnhandledBytesThreshold, int?checkpointProcessedEventsThreshold, bool stopOnEof,
int?stopAfterNEvents)
{
if (publisher == null)
{
throw new ArgumentNullException("publisher");
}
if (readerStrategy == null)
{
throw new ArgumentNullException("readerStrategy");
}
_publisher = publisher;
_readerStrategy = readerStrategy;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
_checkpointProcessedEventsThreshold = checkpointProcessedEventsThreshold;
_stopOnEof = stopOnEof;
_stopAfterNEvents = stopAfterNEvents;
_subscriptionId = subscriptionId;
_lastPassedOrCheckpointedEventPosition = null;
_eventFilter = readerStrategy.EventFilter;
_positionTagger = readerStrategy.PositionTagger;
_positionTracker = new PositionTracker(_positionTagger);
_positionTracker.UpdateByCheckpointTagInitial(@from);
}
protected ProjectionSubscriptionBase(
Guid projectionCorrelationId, Guid subscriptionId, CheckpointTag from,
IHandle<ProjectionSubscriptionMessage.CommittedEventReceived> eventHandler,
IHandle<ProjectionSubscriptionMessage.CheckpointSuggested> checkpointHandler,
IHandle<ProjectionSubscriptionMessage.ProgressChanged> progressHandler,
IHandle<ProjectionSubscriptionMessage.EofReached> eofHandler,
CheckpointStrategy checkpointStrategy, long? checkpointUnhandledBytesThreshold, bool stopOnEof)
{
if (eventHandler == null) throw new ArgumentNullException("eventHandler");
if (checkpointHandler == null) throw new ArgumentNullException("checkpointHandler");
if (progressHandler == null) throw new ArgumentNullException("progressHandler");
if (eofHandler == null) throw new ArgumentNullException("eofHandler");
if (checkpointStrategy == null) throw new ArgumentNullException("checkpointStrategy");
_eventHandler = eventHandler;
_checkpointHandler = checkpointHandler;
_progressHandler = progressHandler;
_eofHandler = eofHandler;
_checkpointStrategy = checkpointStrategy;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
_stopOnEof = stopOnEof;
_projectionCorrelationId = projectionCorrelationId;
_subscriptionId = subscriptionId;
_lastPassedOrCheckpointedEventPosition = null;
_eventFilter = checkpointStrategy.EventFilter;
_positionTagger = checkpointStrategy.PositionTagger;
_positionTracker = new PositionTracker(_positionTagger);
_positionTracker.UpdateByCheckpointTagInitial(@from);
}
public ProjectionSubscription(
Guid projectionCorrelationId, CheckpointTag from,
IHandle <ProjectionMessage.Projections.CommittedEventReceived> eventHandler,
IHandle <ProjectionMessage.Projections.CheckpointSuggested> checkpointHandler,
CheckpointStrategy checkpointStrategy, long?checkpointUnhandledBytesThreshold)
{
if (eventHandler == null)
{
throw new ArgumentNullException("eventHandler");
}
if (checkpointHandler == null)
{
throw new ArgumentNullException("checkpointHandler");
}
if (checkpointStrategy == null)
{
throw new ArgumentNullException("checkpointStrategy");
}
_eventHandler = eventHandler;
_checkpointHandler = checkpointHandler;
_checkpointStrategy = checkpointStrategy;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
_projectionCorrelationId = projectionCorrelationId;
_lastPassedOrCheckpointedEventPosition = from.Position;
_eventFilter = checkpointStrategy.EventFilter;
_positionTagger = checkpointStrategy.PositionTagger;
_positionTracker = new PositionTracker(_positionTagger);
_positionTracker.UpdateByCheckpointTagInitial(from);
}
protected ReaderSubscriptionBase(
IPublisher publisher,
Guid subscriptionId,
CheckpointTag @from,
IReaderStrategy readerStrategy,
ITimeProvider timeProvider,
long? checkpointUnhandledBytesThreshold,
int? checkpointProcessedEventsThreshold,
bool stopOnEof,
int? stopAfterNEvents)
{
if (publisher == null) throw new ArgumentNullException("publisher");
if (readerStrategy == null) throw new ArgumentNullException("readerStrategy");
if (timeProvider == null) throw new ArgumentNullException("timeProvider");
if (checkpointProcessedEventsThreshold > 0 && stopAfterNEvents > 0)
throw new ArgumentException("checkpointProcessedEventsThreshold > 0 && stopAfterNEvents > 0");
_publisher = publisher;
_readerStrategy = readerStrategy;
_timeProvider = timeProvider;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
_checkpointProcessedEventsThreshold = checkpointProcessedEventsThreshold;
_stopOnEof = stopOnEof;
_stopAfterNEvents = stopAfterNEvents;
_subscriptionId = subscriptionId;
_lastPassedOrCheckpointedEventPosition = null;
_eventFilter = readerStrategy.EventFilter;
_positionTagger = readerStrategy.PositionTagger;
_positionTracker = new PositionTracker(_positionTagger);
_positionTracker.UpdateByCheckpointTagInitial(@from);
}
public void When()
{
_tagger = new EventByTypeIndexPositionTagger(0, new[] {"type1", "type2"});
_positionTracker = new PositionTracker(_tagger);
// when
_positionTracker.UpdateByCheckpointTagInitial(_tagger.MakeZeroCheckpointTag());
}
public void When()
{
// given
_tagger = new PreparePositionTagger();
_positionTracker = new PositionTracker(_tagger);
var newTag = CheckpointTag.FromPreparePosition(50);
_positionTracker.UpdateByCheckpointTagInitial(newTag);
}
public void When()
{
_tagger = new StreamPositionTagger("stream1");
_positionTracker = new PositionTracker(_tagger);
// when
_positionTracker.UpdateByCheckpointTagInitial(_tagger.MakeZeroCheckpointTag());
}
public void When()
{
// given
_tagger = new StreamPositionTagger("stream1");
_positionTracker = new PositionTracker(_tagger);
var newTag = CheckpointTag.FromStreamPosition("stream1", 1, 50);
_positionTracker.UpdateByCheckpointTagInitial(newTag);
}
public void When()
{
_tagger = new MultiStreamPositionTagger(0, new [] {"stream1", "stream2"});
_positionTracker = new PositionTracker(_tagger);
// when
_positionTracker.UpdateByCheckpointTagInitial(_tagger.MakeZeroCheckpointTag());
}
public void When()
{
// given
_tagger = new TransactionFilePositionTagger(0);
_positionTracker = new PositionTracker(_tagger);
var newTag = CheckpointTag.FromPosition(0, 100, 50);
_positionTracker.UpdateByCheckpointTagInitial(newTag);
}
public void When()
{
// given
_tagger = new MultiStreamPositionTagger(0, new []{"stream1", "stream2"});
_positionTracker = new PositionTracker(_tagger);
var newTag = CheckpointTag.FromStreamPositions(0, new Dictionary<string, int>{{"stream1", 1}, {"stream2", 2}});
var newTag2 = CheckpointTag.FromStreamPositions(0, new Dictionary<string, int> { { "stream1", 1 }, { "stream2", 3 } });
_positionTracker.UpdateByCheckpointTagInitial(newTag);
_positionTracker.UpdateByCheckpointTagForward(newTag2);
}
public void When()
{
// given
_tagger = new EventByTypeIndexPositionTagger(0, new[] {"type1", "type2"});
_positionTracker = new PositionTracker(_tagger);
var newTag = CheckpointTag.FromEventTypeIndexPositions(0, new TFPos(10, 5), new Dictionary<string, int> {{"type1", 1}, {"type2", 2}});
var newTag2 = CheckpointTag.FromEventTypeIndexPositions(0, new TFPos(20, 15), new Dictionary<string, int> {{"type1", 1}, {"type2", 3}});
_positionTracker.UpdateByCheckpointTagInitial(newTag);
_positionTracker.UpdateByCheckpointTagForward(newTag2);
}
public void Start(CheckpointTag checkpointTag, PartitionState rootPartitionState)
{
if (_started)
{
throw new InvalidOperationException("Already started");
}
_started = true;
_lastProcessedEventPosition.UpdateByCheckpointTagInitial(checkpointTag);
_lastProcessedEventProgress = -1;
_lastCompletedCheckpointPosition = checkpointTag;
}
protected ReaderSubscriptionBase(
IPublisher publisher,
Guid subscriptionId,
CheckpointTag @from,
IReaderStrategy readerStrategy,
ITimeProvider timeProvider,
long?checkpointUnhandledBytesThreshold,
int?checkpointProcessedEventsThreshold,
int checkpointAfterMs,
bool stopOnEof,
int?stopAfterNEvents,
bool enableContentTypeValidation)
{
if (publisher == null)
{
throw new ArgumentNullException("publisher");
}
if (readerStrategy == null)
{
throw new ArgumentNullException("readerStrategy");
}
if (timeProvider == null)
{
throw new ArgumentNullException("timeProvider");
}
if (checkpointProcessedEventsThreshold > 0 && stopAfterNEvents > 0)
{
throw new ArgumentException("checkpointProcessedEventsThreshold > 0 && stopAfterNEvents > 0");
}
_publisher = publisher;
_readerStrategy = readerStrategy;
_timeProvider = timeProvider;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
_checkpointProcessedEventsThreshold = checkpointProcessedEventsThreshold;
_checkpointAfter = TimeSpan.FromMilliseconds(checkpointAfterMs);
_stopOnEof = stopOnEof;
_stopAfterNEvents = stopAfterNEvents;
_subscriptionId = subscriptionId;
_lastPassedOrCheckpointedEventPosition = null;
_eventFilter = readerStrategy.EventFilter;
_positionTagger = readerStrategy.PositionTagger;
_positionTracker = new PositionTracker(_positionTagger);
_positionTracker.UpdateByCheckpointTagInitial(@from);
_lastCheckpointTag = _positionTracker.LastTag;
_enableContentTypeValidation = enableContentTypeValidation;
_logger = Serilog.Log.ForContext <ReaderSubscriptionBase>();
}
public void When()
{
// given
var tagger = new MultiStreamPositionTagger(new []{"stream1", "stream2"});
var tracker = new PositionTracker(tagger);
var newTag = CheckpointTag.FromStreamPositions(new Dictionary<string, int>{{"stream1", 1}, {"stream2", 2}});
tracker.UpdateByCheckpointTagInitial(newTag);
_tag = tracker.LastTag;
_tagger = new MultiStreamPositionTagger(new []{"stream1", "stream2"});
_positionTracker = new PositionTracker(_tagger);
// when
_positionTracker.UpdateByCheckpointTagInitial(_tag);
}
public virtual void Start(CheckpointTag checkpointTag)
{
Contract.Requires(_currentCheckpoint == null);
if (_started)
{
throw new InvalidOperationException("Already started");
}
_started = true;
_lastProcessedEventPosition.UpdateByCheckpointTagInitial(checkpointTag);
_lastProcessedEventProgress = -1;
_lastCompletedCheckpointPosition = checkpointTag;
_requestedCheckpointPosition = null;
_currentCheckpoint = CreateProjectionCheckpoint(_lastProcessedEventPosition.LastTag);
_currentCheckpoint.Start();
}
public void When()
{
// given
var tagger = new PreparePositionTagger(0);
var positionTracker = new PositionTracker(tagger);
var newTag = CheckpointTag.FromPreparePosition(0, 50);
positionTracker.UpdateByCheckpointTagInitial(newTag);
_tag = positionTracker.LastTag;
_tagger = new PreparePositionTagger(0);
_positionTracker = new PositionTracker(_tagger);
// when
_positionTracker.UpdateByCheckpointTagInitial(_tag);
}
public void When()
{
// given
var tagger = new StreamPositionTagger("stream1");
var tracker = new PositionTracker(tagger);
var newTag = CheckpointTag.FromStreamPosition("stream1", 1);
tracker.UpdateByCheckpointTagInitial(newTag);
_tag = tracker.LastTag;
_tagger = new StreamPositionTagger("stream1");
_positionTracker = new PositionTracker(_tagger);
// when
_positionTracker.UpdateByCheckpointTagInitial(_tag);
}
public void When()
{
// given
var tagger = new EventByTypeIndexPositionTagger(0, new[] {"type1", "type2"});
var tracker = new PositionTracker(tagger);
var newTag = CheckpointTag.FromEventTypeIndexPositions(0, new TFPos(10, 5), new Dictionary<string, int> {{"type1", 1}, {"type2", 2}});
tracker.UpdateByCheckpointTagInitial(newTag);
_tag = tracker.LastTag;
_tagger = new EventByTypeIndexPositionTagger(0, new[] {"type1", "type2"});
_positionTracker = new PositionTracker(_tagger);
// when
_positionTracker.UpdateByCheckpointTagInitial(_tag);
}
public void When()
{
// given
var tagger = new TransactionFilePositionTagger();
var positionTracker = new PositionTracker(tagger);
var newTag = CheckpointTag.FromPosition(100, 50);
positionTracker.UpdateByCheckpointTagInitial(newTag);
_tag = positionTracker.LastTag;
_tagger = new TransactionFilePositionTagger();
_positionTracker = new PositionTracker(_tagger);
_positionTracker.UpdateByCheckpointTagInitial(_tag);
// when
_positionTracker.Initialize();
}
public void Start(CheckpointTag checkpointTag)
{
if (!_stateLoaded)
{
throw new InvalidOperationException("State is not loaded");
}
if (_started)
{
throw new InvalidOperationException("Already started");
}
_started = true;
_lastProcessedEventPosition.UpdateByCheckpointTagInitial(checkpointTag);
_lastCompletedCheckpointPosition = checkpointTag;
_requestedCheckpointPosition = null;
_currentCheckpoint = new ProjectionCheckpoint(
_publisher, this, _lastProcessedEventPosition.LastTag, _projectionConfig.MaxWriteBatchLength, _logger);
_currentCheckpoint.Start();
}
public ProjectionSubscription(
Guid projectionCorrelationId, CheckpointTag from,
IHandle<ProjectionMessage.Projections.CommittedEventReceived> eventHandler,
IHandle<ProjectionMessage.Projections.CheckpointSuggested> checkpointHandler,
CheckpointStrategy checkpointStrategy, long? checkpointUnhandledBytesThreshold)
{
if (eventHandler == null) throw new ArgumentNullException("eventHandler");
if (checkpointHandler == null) throw new ArgumentNullException("checkpointHandler");
if (checkpointStrategy == null) throw new ArgumentNullException("checkpointStrategy");
_eventHandler = eventHandler;
_checkpointHandler = checkpointHandler;
_checkpointStrategy = checkpointStrategy;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
_projectionCorrelationId = projectionCorrelationId;
_lastPassedOrCheckpointedEventPosition = from.Position;
_eventFilter = checkpointStrategy.EventFilter;
_positionTagger = checkpointStrategy.PositionTagger;
_positionTracker = new PositionTracker(_positionTagger);
_positionTracker.UpdateByCheckpointTagInitial(from);
}