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);
}
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 ParallelQueryAllStreamsMasterReaderStrategy(
int phase, IPrincipal runAs, ITimeProvider timeProvider)
{
_runAs = runAs;
_timeProvider = timeProvider;
_eventFilter = new StreamEventFilter("$streams", true, null);
_positionTagger = new CatalogStreamPositionTagger(phase, "$streams");
}
public ParallelQueryMasterReaderStrategy(
int phase, IPrincipal runAs, ITimeProvider timeProvider, string catalogStream)
{
_runAs = runAs;
_timeProvider = timeProvider;
_catalogStream = catalogStream;
_eventFilter = new StreamEventFilter(catalogStream, true, null);
_positionTagger = new CatalogStreamPositionTagger(phase, catalogStream);
}
public ExternallyFedReaderStrategy(
int phase, IPrincipal runAs, ITimeProvider timeProvider, long limitingCommitPosition)
{
_phase = phase;
_runAs = runAs;
_timeProvider = timeProvider;
_eventFilter = new BypassingEventFilter();
_positionTagger = new PreTaggedPositionTagger(
phase, CheckpointTag.FromByStreamPosition(phase, "", -1, null, -1, limitingCommitPosition));
}
protected virtual void When()
{
_ef = null;
try
{
_ef = _builder.Build(new RealTimeProvider(), runAs: null).EventFilter;
}
catch (Exception ex)
{
_exception = ex;
}
}
protected virtual void When()
{
_ef = null;
try
{
_ef = _builder.Build().EventFilter;
}
catch (Exception ex)
{
_exception = ex;
}
}
protected virtual void When()
{
_ef = null;
try
{
_ef = _builder.Build(ProjectionConfig.GetTest()).EventFilter;
}
catch (Exception ex)
{
_exception = ex;
}
}
protected virtual void When()
{
_ef = null;
try
{
_ef = _builder.Build(ProjectionMode.Persistent).EventFilter;
}
catch (Exception ex)
{
_exception = ex;
}
}
protected virtual void When()
{
_ef = null;
try
{
var sources = _builder.Build();
_ef = ReaderStrategy.Create(0, sources, new RealTimeProvider(), stopOnEof: false, runAs: null).EventFilter;
}
catch (Exception ex)
{
_exception = ex;
}
}
public ExternallyFedReaderStrategy(
string tag,
int phase,
ITimeProvider timeProvider,
long limitingCommitPosition)
{
_tag = tag;
_timeProvider = timeProvider;
_eventFilter = new BypassingEventFilter();
_positionTagger = new PreTaggedPositionTagger(
phase,
CheckpointTag.FromByStreamPosition(phase, "", -1, null, -1, limitingCommitPosition));
}
private CheckpointStrategy(
bool allStreams, HashSet<string> categories, HashSet<string> streams, bool allEvents, HashSet<string> events,
bool byStream)
{
_allStreams = allStreams;
_categories = categories;
_streams = streams;
_allEvents = allEvents;
_events = events;
_byStream = byStream;
_eventFilter = CreateEventFilter();
_positionTagger = CreatePositionTagger();
_statePartitionSelector = CreateStatePartitionSelector();
}
private CheckpointStrategy(
bool allStreams, HashSet<string> categories, HashSet<string> streams, bool allEvents, HashSet<string> events,
bool byStream, bool byCustomPartitions, bool useEventIndexes, bool reorderEvents, int processingLag,
bool emitStateUpdated, bool useCheckpoints)
{
_allStreams = allStreams;
_categories = categories;
_streams = streams;
_allEvents = allEvents;
_events = events;
_byStream = byStream;
_byCustomPartitions = byCustomPartitions;
_useEventIndexes = useEventIndexes;
_reorderEvents = reorderEvents;
_processingLag = processingLag;
_emitStateUpdated = emitStateUpdated;
_useCheckpoints = useCheckpoints;
_eventFilter = CreateEventFilter();
_positionTagger = CreatePositionTagger();
}
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);
}
private ReaderStrategy(
int phase, bool allStreams, string[] categories, string[] streams, bool allEvents, bool includeLinks,
string[] events, string catalogStream, int? processingLag, bool reorderEvents, IPrincipal runAs,
ITimeProvider timeProvider)
{
_phase = phase;
_allStreams = allStreams;
_categories = categories != null && categories.Length > 0 ? new HashSet<string>(categories) : null;
_streams = streams != null && streams.Length > 0 ? new HashSet<string>(streams) : null;
_allEvents = allEvents;
_includeLinks = includeLinks;
_events = events != null && events.Length > 0 ? new HashSet<string>(events) : null;
_catalogStream = catalogStream;
_processingLag = processingLag.GetValueOrDefault();
_reorderEvents = reorderEvents;
_runAs = runAs;
_eventFilter = CreateEventFilter();
_positionTagger = CreatePositionTagger();
_timeProvider = timeProvider;
}
private ReaderStrategy(
bool allStreams, HashSet<string> categories, HashSet<string> streams, bool allEvents, bool includeLinks,
HashSet<string> events, int processingLag, bool reorderEvents, IPrincipal runAs, ITimeProvider timeProvider)
{
_allStreams = allStreams;
_categories = categories;
_streams = streams;
_allEvents = allEvents;
_includeLinks = includeLinks;
_events = events;
_processingLag = processingLag;
_reorderEvents = reorderEvents;
_runAs = runAs;
_eventFilter = CreateEventFilter();
_positionTagger = CreatePositionTagger();
_timeProvider = timeProvider;
}
