protected CoreProjectionCheckpointManager(
ICoreProjection coreProjection, IPublisher publisher, Guid projectionCorrelationId,
RequestResponseDispatcher<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher<ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string name, PositionTagger positionTagger,
ProjectionNamesBuilder namingBuilder, bool useCheckpoints, bool emitStateUpdated,
bool emitPartitionCheckpoints)
{
if (coreProjection == null) throw new ArgumentNullException("coreProjection");
if (publisher == null) throw new ArgumentNullException("publisher");
if (readDispatcher == null) throw new ArgumentNullException("readDispatcher");
if (writeDispatcher == null) throw new ArgumentNullException("writeDispatcher");
if (projectionConfig == null) throw new ArgumentNullException("projectionConfig");
if (name == null) throw new ArgumentNullException("name");
if (positionTagger == null) throw new ArgumentNullException("positionTagger");
if (namingBuilder == null) throw new ArgumentNullException("namingBuilder");
if (name == "") throw new ArgumentException("name");
if (emitPartitionCheckpoints && emitStateUpdated)
throw new InvalidOperationException("EmitPartitionCheckpoints && EmitStateUpdated cannot be both set");
_lastProcessedEventPosition = new PositionTracker(positionTagger);
_coreProjection = coreProjection;
_publisher = publisher;
_projectionCorrelationId = projectionCorrelationId;
_readDispatcher = readDispatcher;
_writeDispatcher = writeDispatcher;
_projectionConfig = projectionConfig;
_logger = LogManager.GetLoggerFor<CoreProjectionCheckpointManager>();
_name = name;
_positionTagger = positionTagger;
_namingBuilder = namingBuilder;
_useCheckpoints = useCheckpoints;
_emitStateUpdated = emitStateUpdated;
_emitPartitionCheckpoints = emitPartitionCheckpoints;
}
public ICoreProjectionCheckpointManager CreateCheckpointManager(
ICoreProjection coreProjection, Guid projectionCorrelationId, IPublisher publisher,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted>
requestResponseDispatcher,
RequestResponseDispatcher <ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> responseDispatcher,
ProjectionConfig projectionConfig, string name, string stateUpdatesStreamId)
{
if (_allStreams && _useEventIndexes && _events != null && _events.Count > 1)
{
string projectionStateUpdatesStreamId = stateUpdatesStreamId;
return(new MultiStreamCheckpointManager(
coreProjection, publisher, projectionCorrelationId, requestResponseDispatcher, responseDispatcher,
projectionConfig, name, PositionTagger, projectionStateUpdatesStreamId));
}
else if (_streams != null && _streams.Count > 1)
{
string projectionStateUpdatesStreamId = stateUpdatesStreamId;
return(new MultiStreamCheckpointManager(
coreProjection, publisher, projectionCorrelationId, requestResponseDispatcher, responseDispatcher,
projectionConfig, name, PositionTagger, projectionStateUpdatesStreamId));
}
else
{
string projectionCheckpointStreamId = CoreProjection.ProjectionsStreamPrefix + name
+ CoreProjection.ProjectionCheckpointStreamSuffix;
return(new DefaultCheckpointManager(
coreProjection, publisher, projectionCorrelationId, requestResponseDispatcher, responseDispatcher,
projectionConfig, projectionCheckpointStreamId, name, PositionTagger));
}
}
protected CoreProjectionCheckpointManager(
ICoreProjection coreProjection, IPublisher publisher, Guid projectionCorrelationId,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher<ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string name,
PositionTagger positionTagger)
{
if (coreProjection == null) throw new ArgumentNullException("coreProjection");
if (publisher == null) throw new ArgumentNullException("publisher");
if (readDispatcher == null) throw new ArgumentNullException("readDispatcher");
if (writeDispatcher == null) throw new ArgumentNullException("writeDispatcher");
if (projectionConfig == null) throw new ArgumentNullException("projectionConfig");
if (name == null) throw new ArgumentNullException("name");
if (positionTagger == null) throw new ArgumentNullException("positionTagger");
if (name == "") throw new ArgumentException("name");
_lastProcessedEventPosition = new PositionTracker(positionTagger);
_coreProjection = coreProjection;
_publisher = publisher;
_projectionCorrelationId = projectionCorrelationId;
_readDispatcher = readDispatcher;
_writeDispatcher = writeDispatcher;
_projectionConfig = projectionConfig;
_logger = LogManager.GetLoggerFor<CoreProjectionCheckpointManager>();
_name = name;
_positionTagger = positionTagger;
}
protected CoreProjectionCheckpointManager(
ICoreProjection coreProjection, IPublisher publisher, Guid projectionCorrelationId,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher <ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string projectionCheckpointStreamId, string name,
PositionTagger positionTagger)
{
if (coreProjection == null)
{
throw new ArgumentNullException("coreProjection");
}
if (publisher == null)
{
throw new ArgumentNullException("publisher");
}
if (readDispatcher == null)
{
throw new ArgumentNullException("readDispatcher");
}
if (writeDispatcher == null)
{
throw new ArgumentNullException("writeDispatcher");
}
if (projectionConfig == null)
{
throw new ArgumentNullException("projectionConfig");
}
if (projectionCheckpointStreamId == null)
{
throw new ArgumentNullException("projectionCheckpointStreamId");
}
if (projectionCheckpointStreamId == "")
{
throw new ArgumentException("projectionCheckpointStreamId");
}
if (name == null)
{
throw new ArgumentNullException("name");
}
if (positionTagger == null)
{
throw new ArgumentNullException("positionTagger");
}
if (name == "")
{
throw new ArgumentException("name");
}
_lastProcessedEventPosition = new PositionTracker(positionTagger);
_coreProjection = coreProjection;
_publisher = publisher;
_projectionCorrelationId = projectionCorrelationId;
_readDispatcher = readDispatcher;
_writeDispatcher = writeDispatcher;
_projectionConfig = projectionConfig;
_logger = LogManager.GetLoggerFor <CoreProjectionCheckpointManager>();
_name = name;
}
public Subscribe(
Guid correlationId, ICoreProjection subscriber, CheckpointTag from,
CheckpointStrategy checkpointStrategy, long checkpointUnhandledBytesThreshold)
{
_correlationId = correlationId;
_subscriber = subscriber;
_fromPosition = @from;
_checkpointStrategy = checkpointStrategy;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
}
public MultiStreamCheckpointManager(
ICoreProjection coreProjection, IPublisher publisher, Guid projectionCorrelationId,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher<ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string name,
PositionTagger positionTagger, string projectionStateUpdatesStreamId)
: base(coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher, projectionConfig, name, positionTagger)
{
_projectionStateUpdatesStreamId = projectionStateUpdatesStreamId;
}
public MultiStreamCheckpointManager(
ICoreProjection coreProjection, IPublisher publisher, Guid projectionCorrelationId,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher <ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string name,
PositionTagger positionTagger, string projectionStateUpdatesStreamId)
: base(
coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher, projectionConfig, name, positionTagger)
{
_projectionStateUpdatesStreamId = projectionStateUpdatesStreamId;
}
public Subscribe(
Guid correlationId, Guid subscriptionId, ICoreProjection subscriber, CheckpointTag from,
CheckpointStrategy checkpointStrategy, long checkpointUnhandledBytesThreshold, bool stopOnEof = false)
{
_correlationId = correlationId;
_subscriptionId = subscriptionId;
_subscriber = subscriber;
_fromPosition = @from;
_checkpointStrategy = checkpointStrategy;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
_stopOnEof = stopOnEof;
}
public DefaultCheckpointManager(
ICoreProjection coreProjection, IPublisher publisher, Guid projectionCorrelationId,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher<ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string projectionCheckpointStreamId, string name,
PositionTagger positionTagger)
: base(coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher, projectionConfig, name, positionTagger)
{
if (projectionCheckpointStreamId == null) throw new ArgumentNullException("projectionCheckpointStreamId");
if (projectionCheckpointStreamId == "") throw new ArgumentException("projectionCheckpointStreamId");
_projectionCheckpointStreamId = projectionCheckpointStreamId;
}
public DefaultCheckpointManager(
ICoreProjection coreProjection, IPublisher publisher, Guid projectionCorrelationId,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher<ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string name,
PositionTagger positionTagger, ProjectionNamesBuilder namingBuilder, bool useCheckpoints,
bool emitStateUpdated, bool emitPartitionCheckpoints = false)
: base(
coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher, projectionConfig,
name, positionTagger, namingBuilder, useCheckpoints, emitStateUpdated, emitPartitionCheckpoints)
{
_projectionCheckpointStreamId = namingBuilder.MakeCheckpointStreamName();
}
public CoreProjectionDefaultCheckpointManager CreateCheckpointManager(
ICoreProjection coreProjection, Guid projectionCorrelationId, IPublisher publisher,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted>
requestResponseDispatcher,
RequestResponseDispatcher <ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> responseDispatcher,
ProjectionConfig projectionConfig, string name)
{
string projectionCheckpointStreamId = CoreProjection.ProjectionsStreamPrefix + name
+ CoreProjection.ProjectionCheckpointStreamSuffix;
return(new CoreProjectionDefaultCheckpointManager(
coreProjection, publisher, projectionCorrelationId, requestResponseDispatcher, responseDispatcher,
projectionConfig, projectionCheckpointStreamId, name, PositionTagger));
}
public DefaultCheckpointManager(
ICoreProjection coreProjection, IPublisher publisher, Guid projectionCorrelationId,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher <ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string projectionCheckpointStreamId, string name,
PositionTagger positionTagger)
: base(
coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher, projectionConfig, name, positionTagger)
{
if (projectionCheckpointStreamId == null)
{
throw new ArgumentNullException("projectionCheckpointStreamId");
}
if (projectionCheckpointStreamId == "")
{
throw new ArgumentException("projectionCheckpointStreamId");
}
_projectionCheckpointStreamId = projectionCheckpointStreamId;
}
public ICoreProjectionCheckpointManager CreateCheckpointManager(
ICoreProjection coreProjection, Guid projectionCorrelationId, IPublisher publisher,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted>
requestResponseDispatcher,
RequestResponseDispatcher<ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> responseDispatcher,
ProjectionConfig projectionConfig, string name, string stateUpdatesStreamId)
{
if (_allStreams && _useEventIndexes && _events != null && _events.Count > 1)
{
string projectionStateUpdatesStreamId = stateUpdatesStreamId;
return new MultiStreamCheckpointManager(
coreProjection, publisher, projectionCorrelationId, requestResponseDispatcher, responseDispatcher,
projectionConfig, name, PositionTagger, projectionStateUpdatesStreamId);
}
else if (_streams != null && _streams.Count > 1)
{
string projectionStateUpdatesStreamId = stateUpdatesStreamId;
return new MultiStreamCheckpointManager(
coreProjection, publisher, projectionCorrelationId, requestResponseDispatcher, responseDispatcher,
projectionConfig, name, PositionTagger, projectionStateUpdatesStreamId);
}
else
{
string projectionCheckpointStreamId = CoreProjection.ProjectionsStreamPrefix + name
+ CoreProjection.ProjectionCheckpointStreamSuffix;
return new DefaultCheckpointManager(
coreProjection, publisher, projectionCorrelationId, requestResponseDispatcher, responseDispatcher,
projectionConfig, projectionCheckpointStreamId, name, PositionTagger);
}
}
public ICoreProjectionCheckpointManager CreateCheckpointManager(
ICoreProjection coreProjection, Guid projectionCorrelationId, IPublisher publisher,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher<ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string name, ProjectionNamesBuilder namingBuilder)
{
var emitPartitionCheckpoints = UseCheckpoints && !EmitStateUpdated && (_byCustomPartitions || _byStream);
if (_allStreams && _useEventIndexes && _events != null && _events.Count > 1)
{
return new MultiStreamMultiOutputCheckpointManager(
coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher,
projectionConfig, name, PositionTagger, namingBuilder, UseCheckpoints, EmitStateUpdated,
emitPartitionCheckpoints);
}
else if (_streams != null && _streams.Count > 1)
{
return new MultiStreamMultiOutputCheckpointManager(
coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher,
projectionConfig, name, PositionTagger, namingBuilder, UseCheckpoints, EmitStateUpdated,
emitPartitionCheckpoints);
}
else
{
return new DefaultCheckpointManager(
coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher,
projectionConfig, name, PositionTagger, namingBuilder, UseCheckpoints, EmitStateUpdated,
emitPartitionCheckpoints);
}
}
public IProjectionSubscription CreateProjectionSubscription(
CheckpointTag fromCheckpointTag, Guid projectionCorrelationId, Guid subscriptionId,
ICoreProjection projection, long checkpointUnhandledBytesThreshold, bool stopOnEof)
{
if (_reorderEvents)
return new EventReorderingProjectionSubscription(
projectionCorrelationId, subscriptionId, fromCheckpointTag, projection, projection, projection,
projection, this, checkpointUnhandledBytesThreshold, _processingLag, stopOnEof);
else
return new ProjectionSubscription(
projectionCorrelationId, subscriptionId, fromCheckpointTag, projection, projection, projection,
projection, this, checkpointUnhandledBytesThreshold, stopOnEof);
}
public ICoreProjectionCheckpointManager CreateCheckpointManager(
ICoreProjection coreProjection, Guid projectionCorrelationId, IPublisher publisher,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted> readDispatcher,
RequestResponseDispatcher<ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> writeDispatcher,
ProjectionConfig projectionConfig, string name, ProjectionNamesBuilder namingBuilder)
{
var emitAny = projectionConfig.EmitEventEnabled;
var emitPartitionCheckpoints = UseCheckpoints && !EmitStateUpdated && (_byCustomPartitions || _byStream);
//NOTE: not emitting one-time/transient projections are always handled by default checkpoint manager
// as they don't depend on stable event order
if (emitAny && _allStreams && _useEventIndexes && _events != null && _events.Count > 1)
{
return new MultiStreamMultiOutputCheckpointManager(
coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher,
projectionConfig, name, PositionTagger, namingBuilder, UseCheckpoints, EmitStateUpdated,
emitPartitionCheckpoints);
}
else if (emitAny && _streams != null && _streams.Count > 1)
{
return new MultiStreamMultiOutputCheckpointManager(
coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher,
projectionConfig, name, PositionTagger, namingBuilder, UseCheckpoints, EmitStateUpdated,
emitPartitionCheckpoints);
}
else
{
return new DefaultCheckpointManager(
coreProjection, publisher, projectionCorrelationId, readDispatcher, writeDispatcher,
projectionConfig, name, PositionTagger, namingBuilder, UseCheckpoints, EmitStateUpdated,
emitPartitionCheckpoints);
}
}
public Subscribe(
Guid correlationId, Guid subscriptionId, ICoreProjection subscriber, CheckpointTag from,
CheckpointStrategy checkpointStrategy, long checkpointUnhandledBytesThreshold, bool stopOnEof = false)
{
if (subscriber == null) throw new ArgumentNullException("subscriber");
if (@from == null) throw new ArgumentNullException("from");
if (checkpointStrategy == null) throw new ArgumentNullException("checkpointStrategy");
_correlationId = correlationId;
_subscriptionId = subscriptionId;
_subscriber = subscriber;
_fromPosition = @from;
_checkpointStrategy = checkpointStrategy;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
_stopOnEof = stopOnEof;
}
public CoreProjectionDefaultCheckpointManager CreateCheckpointManager(
ICoreProjection coreProjection, Guid projectionCorrelationId, IPublisher publisher,
RequestResponseDispatcher
<ClientMessage.ReadStreamEventsBackward, ClientMessage.ReadStreamEventsBackwardCompleted>
requestResponseDispatcher,
RequestResponseDispatcher<ClientMessage.WriteEvents, ClientMessage.WriteEventsCompleted> responseDispatcher,
ProjectionConfig projectionConfig, string name)
{
string projectionCheckpointStreamId = CoreProjection.ProjectionsStreamPrefix + name
+ CoreProjection.ProjectionCheckpointStreamSuffix;
return new CoreProjectionDefaultCheckpointManager(
coreProjection, publisher, projectionCorrelationId, requestResponseDispatcher, responseDispatcher,
projectionConfig, projectionCheckpointStreamId, name, PositionTagger);
}
public Subscribe(
Guid correlationId, ICoreProjection subscriber, CheckpointTag from,
CheckpointStrategy checkpointStrategy, long checkpointUnhandledBytesThreshold)
{
_correlationId = correlationId;
_subscriber = subscriber;
_fromPosition = @from;
_checkpointStrategy = checkpointStrategy;
_checkpointUnhandledBytesThreshold = checkpointUnhandledBytesThreshold;
}
