protected override IProjectionProcessingPhase CreateFirstProcessingPhase(
IPublisher publisher,
IPublisher inputQueue,
Guid projectionCorrelationId,
PartitionStateCache partitionStateCache,
Action updateStatistics,
CoreProjection coreProjection,
ReaderSubscriptionDispatcher subscriptionDispatcher,
CheckpointTag zeroCheckpointTag,
ICoreProjectionCheckpointManager checkpointManager,
IReaderStrategy readerStrategy,
IResultWriter resultWriter,
IEmittedStreamsTracker emittedStreamsTracker)
{
return(new ParallelQueryMasterProjectionProcessingPhase(
coreProjection,
projectionCorrelationId,
publisher,
inputQueue,
_projectionConfig,
updateStatistics,
_stateHandler,
partitionStateCache,
_name,
_logger,
zeroCheckpointTag,
checkpointManager,
subscriptionDispatcher,
readerStrategy,
resultWriter,
_projectionConfig.CheckpointsEnabled,
this.GetStopOnEof(),
_spoolProcessingResponseDispatcher,
emittedStreamsTracker));
}
public ProgressWorkItem(
CoreProjection projection, ICoreProjectionCheckpointManager checkpointManager, float progress)
: base(projection, "") // checkpoints are serialized based on string.empty token stream name
{
_checkpointManager = checkpointManager;
_progress = progress;
}
public ProgressWorkItem(ICoreProjectionCheckpointManager checkpointManager, IProgressResultWriter resultWriter, float progress)
: base(null)
{
_checkpointManager = checkpointManager;
_resultWriter = resultWriter;
_progress = progress;
}
public ProgressWorkItem(
CoreProjection projection, ICoreProjectionCheckpointManager checkpointManager, float progress)
: base(projection, null)
{
_checkpointManager = checkpointManager;
_progress = progress;
}
public ProgressWorkItem(
CoreProjection projection, ICoreProjectionCheckpointManager checkpointManager, float progress)
: base(projection, null)
{
_checkpointManager = checkpointManager;
_progress = progress;
}
public ProgressWorkItem(ICoreProjectionCheckpointManager checkpointManager, IProgressResultWriter resultWriter, float progress)
: base(null)
{
_checkpointManager = checkpointManager;
_resultWriter = resultWriter;
_progress = progress;
}
public WriteQueryResultProjectionProcessingPhaseBase(
IPublisher publisher,
int phase,
string resultStream,
ICoreProjectionForProcessingPhase coreProjection,
PartitionStateCache stateCache,
ICoreProjectionCheckpointManager checkpointManager,
IEmittedEventWriter emittedEventWriter,
IEmittedStreamsTracker emittedStreamsTracker)
{
if (resultStream == null) throw new ArgumentNullException("resultStream");
if (coreProjection == null) throw new ArgumentNullException("coreProjection");
if (stateCache == null) throw new ArgumentNullException("stateCache");
if (checkpointManager == null) throw new ArgumentNullException("checkpointManager");
if (emittedEventWriter == null) throw new ArgumentNullException("emittedEventWriter");
if (emittedStreamsTracker == null) throw new ArgumentNullException("emittedStreamsTracker");
if (string.IsNullOrEmpty(resultStream)) throw new ArgumentException("resultStream");
_publisher = publisher;
_phase = phase;
_resultStream = resultStream;
_coreProjection = coreProjection;
_stateCache = stateCache;
_checkpointManager = checkpointManager;
_emittedEventWriter = emittedEventWriter;
_emittedStreamsTracker = emittedStreamsTracker;
}
protected EventSubscriptionBasedProjectionProcessingPhase(
IPublisher publisher, ICoreProjectionForProcessingPhase coreProjection, Guid projectionCorrelationId,
ICoreProjectionCheckpointManager checkpointManager, ProjectionConfig projectionConfig, string projectionName,
ILogger logger, CheckpointTag zeroCheckpointTag, PartitionStateCache partitionStateCache,
IResultWriter resultWriter, Action updateStatistics, ReaderSubscriptionDispatcher subscriptionDispatcher,
IReaderStrategy readerStrategy, bool useCheckpoints, bool stopOnEof)
{
_publisher = publisher;
_coreProjection = coreProjection;
_projectionCorrelationId = projectionCorrelationId;
_checkpointManager = checkpointManager;
_projectionConfig = projectionConfig;
_projectionName = projectionName;
_logger = logger;
_zeroCheckpointTag = zeroCheckpointTag;
_partitionStateCache = partitionStateCache;
_resultWriter = resultWriter;
_processingQueue = new CoreProjectionQueue(
projectionCorrelationId, publisher, projectionConfig.PendingEventsThreshold, updateStatistics);
_processingQueue.EnsureTickPending += EnsureTickPending;
_subscriptionDispatcher = subscriptionDispatcher;
_readerStrategy = readerStrategy;
_useCheckpoints = useCheckpoints;
_stopOnEof = stopOnEof;
}
public WriteQueryResultProjectionProcessingPhase(
int phase, string resultStream, ICoreProjectionForProcessingPhase coreProjection,
PartitionStateCache stateCache, ICoreProjectionCheckpointManager checkpointManager,
IEmittedEventWriter emittedEventWriter)
: base(phase, resultStream, coreProjection, stateCache, checkpointManager, emittedEventWriter)
{
}
public WriteQueryEofProjectionProcessingPhase(
int phase, string resultStream, ICoreProjectionForProcessingPhase coreProjection,
PartitionStateCache stateCache, ICoreProjectionCheckpointManager checkpointManager,
IEmittedEventWriter emittedEventWriter)
: base(phase, resultStream, coreProjection, stateCache, checkpointManager, emittedEventWriter)
{
}
private void BeginPhase(IProjectionProcessingPhase processingPhase, CheckpointTag startFrom)
{
_projectionProcessingPhase = processingPhase;
_checkpointManager = processingPhase.CheckpointManager;
_projectionProcessingPhase.InitializeFromCheckpoint(startFrom);
_checkpointManager.Start(startFrom);
}
public CheckpointSuggestedWorkItem(
CoreProjection projection, ProjectionSubscriptionMessage.CheckpointSuggested message,
ICoreProjectionCheckpointManager checkpointManager)
: base(projection, "") // checkpoints are serialized based on string.empty token stream name
{
_message = message;
_checkpointManager = checkpointManager;
}
public FakeProjectionProcessingPhase(int phase, specification_with_multi_phase_core_projection specification,
ICoreProjectionCheckpointManager checkpointManager, IReaderStrategy readerStrategy)
{
_phase = phase;
_specification = specification;
_checkpointManager = checkpointManager;
_readerStrategy = readerStrategy;
}
// checkpoints are serialized based on string.empty token stream name
public CheckpointSuggestedWorkItem(
CoreProjection projection, ProjectionSubscriptionMessage.CheckpointSuggested message,
ICoreProjectionCheckpointManager checkpointManager)
: base(projection, "")
{
_message = message;
_checkpointManager = checkpointManager;
}
public CheckpointSuggestedWorkItem(
CoreProjection projection, EventReaderSubscriptionMessage.CheckpointSuggested message,
ICoreProjectionCheckpointManager checkpointManager)
: base(projection)
{
_projection = projection;
_message = message;
_checkpointManager = checkpointManager;
}
public CheckpointSuggestedWorkItem(
CoreProjection projection, EventReaderSubscriptionMessage.CheckpointSuggested message,
ICoreProjectionCheckpointManager checkpointManager)
: base(projection)
{
_projection = projection;
_message = message;
_checkpointManager = checkpointManager;
}
private void BeginPhase(IProjectionProcessingPhase processingPhase, CheckpointTag startFrom, PartitionState rootPartitionState)
{
_projectionProcessingPhase = processingPhase;
_projectionProcessingPhase.SetProjectionState(PhaseState.Starting);
_checkpointManager = processingPhase.CheckpointManager;
_projectionProcessingPhase.InitializeFromCheckpoint(startFrom);
_checkpointManager.Start(startFrom, rootPartitionState);
}
public CheckpointSuggestedWorkItem(
IProjectionPhaseCheckpointManager projectionPhase, EventReaderSubscriptionMessage.CheckpointSuggested message,
ICoreProjectionCheckpointManager checkpointManager)
: base()
{
_projectionPhase = projectionPhase;
_message = message;
_checkpointManager = checkpointManager;
}
public CheckpointSuggestedWorkItem(
IProjectionPhaseCheckpointManager projectionPhase, EventReaderSubscriptionMessage.CheckpointSuggested message,
ICoreProjectionCheckpointManager checkpointManager)
: base()
{
_projectionPhase = projectionPhase;
_message = message;
_checkpointManager = checkpointManager;
}
public PartitionCompletedWorkItem(
IEventProcessingProjectionPhase projection, ICoreProjectionCheckpointManager checkpointManager,
string partition, CheckpointTag checkpointTag)
: base()
{
_projection = projection;
_checkpointManager = checkpointManager;
_partition = partition;
_checkpointTag = checkpointTag;
}
public PartitionCompletedWorkItem(
IEventProcessingProjectionPhase projection, ICoreProjectionCheckpointManager checkpointManager,
string partition, CheckpointTag checkpointTag)
: base()
{
_projection = projection;
_checkpointManager = checkpointManager;
_partition = partition;
_checkpointTag = checkpointTag;
}
public FakeProjectionProcessingPhase(int phase,
specification_with_multi_phase_core_projection <TLogFormat, TStreamId> specification,
ICoreProjectionCheckpointManager checkpointManager, IReaderStrategy readerStrategy,
IEmittedStreamsTracker emittedStreamsTracker)
{
_phase = phase;
_specification = specification;
_checkpointManager = checkpointManager;
_readerStrategy = readerStrategy;
_emittedStreamsTracker = emittedStreamsTracker;
}
public EventProcessingProjectionProcessingPhase(
CoreProjection coreProjection,
Guid projectionCorrelationId,
IPublisher publisher,
IPublisher inputQueue,
ProjectionConfig projectionConfig,
Action updateStatistics,
IProjectionStateHandler projectionStateHandler,
PartitionStateCache partitionStateCache,
bool definesStateTransform,
string projectionName,
ILogger logger,
CheckpointTag zeroCheckpointTag,
ICoreProjectionCheckpointManager coreProjectionCheckpointManager,
StatePartitionSelector statePartitionSelector,
ReaderSubscriptionDispatcher subscriptionDispatcher,
IReaderStrategy readerStrategy,
IResultWriter resultWriter,
bool useCheckpoints,
bool stopOnEof,
bool isBiState,
bool orderedPartitionProcessing,
IEmittedStreamsTracker emittedStreamsTracker,
bool enableContentTypeValidation)
: base(
publisher,
inputQueue,
coreProjection,
projectionCorrelationId,
coreProjectionCheckpointManager,
projectionConfig,
projectionName,
logger,
zeroCheckpointTag,
partitionStateCache,
resultWriter,
updateStatistics,
subscriptionDispatcher,
readerStrategy,
useCheckpoints,
stopOnEof,
orderedPartitionProcessing,
isBiState,
emittedStreamsTracker,
enableContentTypeValidation)
{
_projectionStateHandler = projectionStateHandler;
_definesStateTransform = definesStateTransform;
_statePartitionSelector = statePartitionSelector;
_isBiState = isBiState;
_stopwatch = new Stopwatch();
}
protected abstract IProjectionProcessingPhase CreateFirstProcessingPhase(
IPublisher publisher,
IPublisher inputQueue,
Guid projectionCorrelationId,
PartitionStateCache partitionStateCache,
Action updateStatistics,
CoreProjection coreProjection,
ReaderSubscriptionDispatcher subscriptionDispatcher,
CheckpointTag zeroCheckpointTag,
ICoreProjectionCheckpointManager checkpointManager,
IReaderStrategy readerStrategy,
IResultWriter resultWriter);
public CoreProjection(
string name, Guid projectionCorrelationId, IPublisher publisher,
IProjectionStateHandler projectionStateHandler, ProjectionConfig projectionConfig,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher <ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ILogger logger = null)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (name == "")
{
throw new ArgumentException("name");
}
if (publisher == null)
{
throw new ArgumentNullException("publisher");
}
if (projectionStateHandler == null)
{
throw new ArgumentNullException("projectionStateHandler");
}
_projectionStateHandler = projectionStateHandler;
_projectionCorrelationId = projectionCorrelationId;
var namingBuilder = new ProjectionNamesBuilder();
_projectionStateHandler.ConfigureSourceProcessingStrategy(namingBuilder);
_name = namingBuilder.ForceProjectionName ?? name;
//TODO: move into name builder
_stateStreamNamePattern = namingBuilder.StateStreamName ?? ProjectionsStreamPrefix + _name + "-{0}" + ProjectionsStateStreamSuffix;
_stateStreamName = namingBuilder.StateStreamName ?? ProjectionsStreamPrefix + _name + ProjectionsStateStreamSuffix;
_projectionConfig = projectionConfig;
_logger = logger;
_publisher = publisher;
_readDispatcher = readDispatcher;
_writeDispatcher = writeDispatcher;
var builder = new CheckpointStrategy.Builder();
_projectionStateHandler.ConfigureSourceProcessingStrategy(builder);
_checkpointStrategy = builder.Build(_projectionConfig.Mode);
_partitionStateCache = new PartitionStateCache();
_processingQueue = new CoreProjectionQueue(
projectionCorrelationId, publisher, projectionConfig.PendingEventsThreshold, UpdateStatistics);
_checkpointManager = this._checkpointStrategy.CreateCheckpointManager(
this, projectionCorrelationId, this._publisher, this._readDispatcher,
this._writeDispatcher, this._projectionConfig, this._name, _stateStreamName);
GoToState(State.Initial);
}
protected override IProjectionProcessingPhase CreateFirstProcessingPhase(
IPublisher publisher, Guid projectionCorrelationId, PartitionStateCache partitionStateCache,
Action updateStatistics, CoreProjection coreProjection, ReaderSubscriptionDispatcher subscriptionDispatcher,
CheckpointTag zeroCheckpointTag, ICoreProjectionCheckpointManager checkpointManager, IReaderStrategy readerStrategy, IResultWriter resultWriter)
{
var statePartitionSelector = CreateStatePartitionSelector(
_stateHandler, _sourceDefinition.ByCustomPartitions, _sourceDefinition.ByStreams);
return(new EventProcessingProjectionProcessingPhase(
coreProjection, projectionCorrelationId, publisher, _projectionConfig, updateStatistics,
_stateHandler, partitionStateCache, _sourceDefinition.DefinesStateTransform, _name, _logger,
zeroCheckpointTag, checkpointManager, statePartitionSelector, subscriptionDispatcher, readerStrategy,
resultWriter, _projectionConfig.CheckpointsEnabled, this.GetStopOnEof()));
}
public ParallelQueryMasterProjectionProcessingPhase(
CoreProjection coreProjection, Guid projectionCorrelationId, IPublisher publisher,
ProjectionConfig projectionConfig, Action updateStatistics, PartitionStateCache partitionStateCache,
string name, ILogger logger, CheckpointTag zeroCheckpointTag,
ICoreProjectionCheckpointManager checkpointManager, ReaderSubscriptionDispatcher subscriptionDispatcher,
IReaderStrategy readerStrategy, IResultWriter resultWriter, bool checkpointsEnabled, bool stopOnEof,
SpooledStreamReadingDispatcher spoolProcessingResponseDispatcher)
: base(
publisher, coreProjection, projectionCorrelationId, checkpointManager, projectionConfig, name, logger,
zeroCheckpointTag, partitionStateCache, resultWriter, updateStatistics, subscriptionDispatcher,
readerStrategy, checkpointsEnabled, stopOnEof)
{
_spoolProcessingResponseDispatcher = spoolProcessingResponseDispatcher;
}
private void EnterInitial()
{
_completed = false;
_partitionStateCache.Initialize();
_projectionProcessingPhase = null;
_checkpointManager = _projectionProcessingPhases[0].CheckpointManager;
_checkpointManager.Initialize();
_checkpointReader.Initialize();
_tickPending = false;
if (_requiresRootPartition)
{
_partitionStateCache.CacheAndLockPartitionState("", new PartitionState("", null, CheckpointTag.Empty), null);
}
// NOTE: this is to workaround exception in GetState requests submitted by client
}
public WriteQueryResultProjectionProcessingPhaseBase(
IPublisher publisher,
int phase,
string resultStream,
ICoreProjectionForProcessingPhase coreProjection,
PartitionStateCache stateCache,
ICoreProjectionCheckpointManager checkpointManager,
IEmittedEventWriter emittedEventWriter,
IEmittedStreamsTracker emittedStreamsTracker)
{
if (resultStream == null)
{
throw new ArgumentNullException("resultStream");
}
if (coreProjection == null)
{
throw new ArgumentNullException("coreProjection");
}
if (stateCache == null)
{
throw new ArgumentNullException("stateCache");
}
if (checkpointManager == null)
{
throw new ArgumentNullException("checkpointManager");
}
if (emittedEventWriter == null)
{
throw new ArgumentNullException("emittedEventWriter");
}
if (emittedStreamsTracker == null)
{
throw new ArgumentNullException("emittedStreamsTracker");
}
if (string.IsNullOrEmpty(resultStream))
{
throw new ArgumentException("resultStream");
}
_publisher = publisher;
_phase = phase;
_resultStream = resultStream;
_coreProjection = coreProjection;
_stateCache = stateCache;
_checkpointManager = checkpointManager;
_emittedEventWriter = emittedEventWriter;
_emittedStreamsTracker = emittedStreamsTracker;
}
protected EventSubscriptionBasedProjectionProcessingPhase(
IPublisher publisher,
IPublisher inputQueue,
ICoreProjectionForProcessingPhase coreProjection,
Guid projectionCorrelationId,
ICoreProjectionCheckpointManager checkpointManager,
ProjectionConfig projectionConfig,
string projectionName,
ILogger logger,
CheckpointTag zeroCheckpointTag,
PartitionStateCache partitionStateCache,
IResultWriter resultWriter,
Action updateStatistics,
ReaderSubscriptionDispatcher subscriptionDispatcher,
IReaderStrategy readerStrategy,
bool useCheckpoints,
bool stopOnEof,
bool orderedPartitionProcessing,
bool isBiState,
IEmittedStreamsTracker emittedStreamsTracker,
bool enableContentTypeValidation)
{
_publisher = publisher;
_inputQueue = inputQueue;
_coreProjection = coreProjection;
_projectionCorrelationId = projectionCorrelationId;
_checkpointManager = checkpointManager;
_projectionConfig = projectionConfig;
_projectionName = projectionName;
_logger = logger;
_zeroCheckpointTag = zeroCheckpointTag;
_partitionStateCache = partitionStateCache;
_resultWriter = resultWriter;
_updateStatistics = updateStatistics;
_processingQueue = new CoreProjectionQueue(publisher,
projectionConfig.PendingEventsThreshold,
orderedPartitionProcessing);
_processingQueue.EnsureTickPending += EnsureTickPending;
_subscriptionDispatcher = subscriptionDispatcher;
_readerStrategy = readerStrategy;
_useCheckpoints = useCheckpoints;
_stopOnEof = stopOnEof;
_isBiState = isBiState;
_progressResultWriter = new ProgressResultWriter(this, _resultWriter);
_inutQueueEnvelope = new PublishEnvelope(_inputQueue);
_emittedStreamsTracker = emittedStreamsTracker;
_enableContentTypeValidation = enableContentTypeValidation;
}
public ParallelQueryMasterProjectionProcessingPhase(
CoreProjection coreProjection,
Guid projectionCorrelationId,
IPublisher publisher,
IPublisher inputQueue,
ProjectionConfig projectionConfig,
Action updateStatistics,
IProjectionStateHandler stateHandler,
PartitionStateCache partitionStateCache,
string name,
ILogger logger,
CheckpointTag zeroCheckpointTag,
ICoreProjectionCheckpointManager checkpointManager,
ReaderSubscriptionDispatcher subscriptionDispatcher,
IReaderStrategy readerStrategy,
IResultWriter resultWriter,
bool checkpointsEnabled,
bool stopOnEof,
SpooledStreamReadingDispatcher spoolProcessingResponseDispatcher,
IEmittedStreamsTracker emittedStreamsTracker)
: base(
publisher,
inputQueue,
coreProjection,
projectionCorrelationId,
checkpointManager,
projectionConfig,
name,
logger,
zeroCheckpointTag,
partitionStateCache,
resultWriter,
updateStatistics,
subscriptionDispatcher,
readerStrategy,
checkpointsEnabled,
stopOnEof,
orderedPartitionProcessing: true,
isBiState: false,
emittedStreamsTracker: emittedStreamsTracker)
{
_stateHandler = stateHandler;
_spoolProcessingResponseDispatcher = spoolProcessingResponseDispatcher;
_spoolProcessingWorkItems = new Dictionary <Guid, SpoolStreamProcessingWorkItem>();
}
public EventProcessingProjectionProcessingPhase(
CoreProjection coreProjection, Guid projectionCorrelationId, IPublisher publisher,
ProjectionConfig projectionConfig, Action updateStatistics, IProjectionStateHandler projectionStateHandler,
PartitionStateCache partitionStateCache, bool definesStateTransform, string projectionName, ILogger logger,
CheckpointTag zeroCheckpointTag, ICoreProjectionCheckpointManager coreProjectionCheckpointManager,
StatePartitionSelector statePartitionSelector, ReaderSubscriptionDispatcher subscriptionDispatcher,
IReaderStrategy readerStrategy, IResultWriter resultWriter, bool useCheckpoints, bool stopOnEof)
: base(
publisher, coreProjection, projectionCorrelationId, coreProjectionCheckpointManager, projectionConfig,
projectionName, logger, zeroCheckpointTag, partitionStateCache, resultWriter, updateStatistics,
subscriptionDispatcher, readerStrategy, useCheckpoints, stopOnEof)
{
_projectionStateHandler = projectionStateHandler;
_definesStateTransform = definesStateTransform;
_statePartitionSelector = statePartitionSelector;
_stopwatch = new Stopwatch();
}
protected override IProjectionProcessingPhase CreateFirstProcessingPhase(
IPublisher publisher,
IPublisher inputQueue,
Guid projectionCorrelationId,
PartitionStateCache partitionStateCache,
Action updateStatistics,
CoreProjection coreProjection,
ReaderSubscriptionDispatcher subscriptionDispatcher,
CheckpointTag zeroCheckpointTag,
ICoreProjectionCheckpointManager checkpointManager,
IReaderStrategy readerStrategy,
IResultWriter resultWriter,
IEmittedStreamsTracker emittedStreamsTracker)
{
var statePartitionSelector = CreateStatePartitionSelector();
var orderedPartitionProcessing = _sourceDefinition.ByStreams && _sourceDefinition.IsBiState;
return(new EventProcessingProjectionProcessingPhase(
coreProjection,
projectionCorrelationId,
publisher,
inputQueue,
_projectionConfig,
updateStatistics,
_stateHandler,
partitionStateCache,
_sourceDefinition.DefinesStateTransform,
_name,
_logger,
zeroCheckpointTag,
checkpointManager,
statePartitionSelector,
subscriptionDispatcher,
readerStrategy,
resultWriter,
_projectionConfig.CheckpointsEnabled,
this.GetStopOnEof(),
_sourceDefinition.IsBiState,
orderedPartitionProcessing: orderedPartitionProcessing,
emittedStreamsTracker: emittedStreamsTracker,
enableContentTypeValidation: _enableContentTypeValidation));
}
protected override IProjectionProcessingPhase CreateFirstProcessingPhase(
IPublisher publisher,
IPublisher inputQueue,
Guid projectionCorrelationId,
PartitionStateCache partitionStateCache,
Action updateStatistics,
CoreProjection coreProjection,
ReaderSubscriptionDispatcher subscriptionDispatcher,
CheckpointTag zeroCheckpointTag,
ICoreProjectionCheckpointManager checkpointManager,
IReaderStrategy readerStrategy,
IResultWriter resultWriter)
{
return new ParallelQueryMasterProjectionProcessingPhase(
coreProjection,
projectionCorrelationId,
publisher,
inputQueue,
_projectionConfig,
updateStatistics,
_stateHandler,
partitionStateCache,
_name,
_logger,
zeroCheckpointTag,
checkpointManager,
subscriptionDispatcher,
readerStrategy,
resultWriter,
_projectionConfig.CheckpointsEnabled,
this.GetStopOnEof(),
_spoolProcessingResponseDispatcher);
}
protected abstract IProjectionProcessingPhase CreateFirstProcessingPhase(
IPublisher publisher,
IPublisher inputQueue,
Guid projectionCorrelationId,
PartitionStateCache partitionStateCache,
Action updateStatistics,
CoreProjection coreProjection,
ReaderSubscriptionDispatcher subscriptionDispatcher,
CheckpointTag zeroCheckpointTag,
ICoreProjectionCheckpointManager checkpointManager,
IReaderStrategy readerStrategy,
IResultWriter resultWriter);
protected override IProjectionProcessingPhase CreateFirstProcessingPhase(
IPublisher publisher,
IPublisher inputQueue,
Guid projectionCorrelationId,
PartitionStateCache partitionStateCache,
Action updateStatistics,
CoreProjection coreProjection,
ReaderSubscriptionDispatcher subscriptionDispatcher,
CheckpointTag zeroCheckpointTag,
ICoreProjectionCheckpointManager checkpointManager,
IReaderStrategy readerStrategy,
IResultWriter resultWriter)
{
var statePartitionSelector = CreateStatePartitionSelector();
var orderedPartitionProcessing = _sourceDefinition.ByStreams && _sourceDefinition.IsBiState;
return new EventProcessingProjectionProcessingPhase(
coreProjection,
projectionCorrelationId,
publisher,
inputQueue,
_projectionConfig,
updateStatistics,
_stateHandler,
partitionStateCache,
_sourceDefinition.DefinesStateTransform,
_name,
_logger,
zeroCheckpointTag,
checkpointManager,
statePartitionSelector,
subscriptionDispatcher,
readerStrategy,
resultWriter,
_projectionConfig.CheckpointsEnabled,
this.GetStopOnEof(),
_sourceDefinition.IsBiState,
orderedPartitionProcessing: orderedPartitionProcessing);
}
public FakeProjectionProcessingPhase(int phase, specification_with_multi_phase_core_projection specification,
ICoreProjectionCheckpointManager checkpointManager, IReaderStrategy readerStrategy)
{
_phase = phase;
_specification = specification;
_checkpointManager = checkpointManager;
_readerStrategy = readerStrategy;
}
