public ResolvedEvent(EventRecord @event)
{
Event = @event;
Link = null;
OriginalPosition = null;
ResolveResult = default(ReadEventResult);
}
public ResolvedEvent(EventRecord @event, long commitPosition)
{
Event = @event;
Link = null;
OriginalPosition = new TFPos(commitPosition, @event.LogPosition);
ResolveResult = default(ReadEventResult);
}
public ResolvedEvent(EventRecord @event)
{
Event = @event;
Link = null;
OriginalPosition = null;
ResolveResult = default(ReadEventResult);
}
public ResolvedEvent(EventRecord @event, long commitPosition)
{
Event = @event;
Link = null;
OriginalPosition = new TFPos(commitPosition, @event.LogPosition);
ResolveResult = default(ReadEventResult);
}
public ResolvedEvent(
EventRecord @event, EventRecord link, ReadEventResult resolveResult = default(ReadEventResult))
{
Event = @event;
Link = link;
OriginalPosition = null;
ResolveResult = resolveResult;
}
public ResolvedEvent(
EventRecord @event, EventRecord link, ReadEventResult resolveResult = default(ReadEventResult))
{
Event = @event;
Link = link;
OriginalPosition = null;
ResolveResult = resolveResult;
}
private void ReadIndexCheckpointStreamCompleted(
ReadStreamResult result, EventStore.Core.Data.ResolvedEvent[] events)
{
if (_disposed)
{
return;
}
if (!_indexCheckpointStreamRequested)
{
throw new InvalidOperationException("Read index checkpoint has not been requested");
}
if (_reader.Paused)
{
throw new InvalidOperationException("Paused");
}
_indexCheckpointStreamRequested = false;
switch (result)
{
case ReadStreamResult.NoStream:
_reader.PauseOrContinueProcessing(delay: true);
_lastKnownIndexCheckpointPosition = default(TFPos);
break;
case ReadStreamResult.Success:
if (events.Length == 0)
{
if (_lastKnownIndexCheckpointPosition == null)
{
_lastKnownIndexCheckpointPosition = default(TFPos);
}
}
else
{
//NOTE: only one event if backward order was requested
foreach (var @event in events)
{
var data = @event.Event.Data.ParseCheckpointTagJson();
_lastKnownIndexCheckpointEventNumber = @event.Event.EventNumber;
_lastKnownIndexCheckpointPosition = data.Position;
// reset eofs before this point - probably some where updated so we cannot go
// forward with this position without making sure nothing appeared
// NOTE: performance is not very good, but we should switch to TF mode shortly
foreach (var key in _eofs.Keys.ToArray())
{
_eofs[key] = false;
}
}
}
_reader.PauseOrContinueProcessing(delay: events.Length == 0);
break;
default:
throw new NotSupportedException(
String.Format("ReadEvents result code was not recognized. Code: {0}", result));
}
}
public ResolvedEvent(
EventRecord @event, EventRecord link, long commitPosition,
ReadEventResult resolveResult = default(ReadEventResult))
{
Event = @event;
Link = link;
OriginalPosition = new TFPos(commitPosition, (link ?? @event).LogPosition);
ResolveResult = resolveResult;
}
public ResolvedEvent(
EventRecord @event, EventRecord link, long commitPosition,
ReadEventResult resolveResult = default(ReadEventResult))
{
Event = @event;
Link = link;
OriginalPosition = new TFPos(commitPosition, (link ?? @event).LogPosition);
ResolveResult = resolveResult;
}
public EventReaderPartitionDeleted(
Guid correlationId, string partition, long?lastEventNumber, TFPos?deleteLinkOrEventPosition,
TFPos?deleteEventOrLinkTargetPosition, string positionStreamId, long?positionEventNumber,
CheckpointTag preTagged = null, object source = null)
: base(correlationId, preTagged, source)
{
_partition = partition;
_lastEventNumber = lastEventNumber;
_deleteLinkOrEventPosition = deleteLinkOrEventPosition;
_deleteEventOrLinkTargetPosition = deleteEventOrLinkTargetPosition;
_positionStreamId = positionStreamId;
_positionEventNumber = positionEventNumber;
}
protected void SendPartitionDeleted_WhenReadingDataStream(
string partition, long?lastEventNumber, TFPos?deletedLinkOrEventPosition, TFPos?deletedEventPosition, string positionStreamId,
int?positionEventNumber, CheckpointTag preTagged = null)
{
if (_disposed)
{
return;
}
_publisher.Publish(
new ReaderSubscriptionMessage.EventReaderPartitionDeleted(
EventReaderCorrelationId, partition, lastEventNumber, deletedLinkOrEventPosition,
deletedEventPosition, positionStreamId, positionEventNumber, preTagged));
}
private ResolvedEvent(EventRecord @event, EventRecord link, long? commitPosition,
ReadEventResult resolveResult = default(ReadEventResult))
{
Event = @event;
Link = link;
if (commitPosition.HasValue)
{
OriginalPosition = new TFPos(commitPosition.Value, (link ?? @event).LogPosition);
}
else
{
OriginalPosition = null;
}
ResolveResult = resolveResult;
}
private ResolvedEvent(EventRecord @event, EventRecord link, long?commitPosition,
ReadEventResult resolveResult = default(ReadEventResult))
{
Event = @event;
Link = link;
if (commitPosition.HasValue)
{
OriginalPosition = new TFPos(commitPosition.Value, (link ?? @event).LogPosition);
}
else
{
OriginalPosition = null;
}
ResolveResult = resolveResult;
}
public ResolvedEvent(EventRecord @event)
{
Event = @event;
Link = null;
OriginalPosition = null;
}
public ResolvedEvent(EventRecord @event, EventRecord link)
{
Event = @event;
Link = link;
OriginalPosition = null;
}
public EventReaderPartitionDeleted(
Guid correlationId, string partition, int? lastEventNumber, TFPos? deleteLinkOrEventPosition,
TFPos? deleteEventOrLinkTargetPosition, string positionStreamId, int? positionEventNumber,
CheckpointTag preTagged = null, object source = null)
: base(correlationId, preTagged, source)
{
_partition = partition;
_lastEventNumber = lastEventNumber;
_deleteLinkOrEventPosition = deleteLinkOrEventPosition;
_deleteEventOrLinkTargetPosition = deleteEventOrLinkTargetPosition;
_positionStreamId = positionStreamId;
_positionEventNumber = positionEventNumber;
}
public void CheckpointReached(TFPos?messagePosition)
{
_checkpointReached(Subscription,
new Position(messagePosition.Value.CommitPosition, messagePosition.Value.PreparePosition));
}
public ResolvedEvent(EventRecord @event, EventRecord link, long commitPosition)
{
Event = @event;
Link = link;
OriginalPosition = new TFPos(commitPosition, (link ?? @event).LogPosition);
}
public ResolvedEvent(EventRecord @event)
{
Event = @event;
Link = null;
OriginalPosition = null;
}
public ResolvedEvent(EventRecord @event, EventRecord link, long commitPosition)
{
Event = @event;
Link = link;
OriginalPosition = new TFPos(commitPosition, (link ?? @event).LogPosition);
}
public ResolvedEvent(EventRecord @event, EventRecord link)
{
Event = @event;
Link = link;
OriginalPosition = null;
}
private void ReadIndexCheckpointStreamCompleted(
ReadStreamResult result, EventStore.Core.Data.ResolvedEvent[] events)
{
if (_disposed)
{
return;
}
if (!_indexCheckpointStreamRequested)
{
throw new InvalidOperationException("Read index checkpoint has not been requested");
}
if (_reader.Paused)
{
throw new InvalidOperationException("Paused");
}
_indexCheckpointStreamRequested = false;
switch (result)
{
case ReadStreamResult.NoStream:
_indexStreamEof = true;
_lastKnownIndexCheckpointPosition = default(TFPos);
ProcessBuffersAndContinue(null);
break;
case ReadStreamResult.Success:
if (events.Length == 0)
{
_indexStreamEof = true;
if (_lastKnownIndexCheckpointPosition == null)
{
_lastKnownIndexCheckpointPosition = default(TFPos);
}
}
else
{
_indexStreamEof = false;
//NOTE: only one event if backward order was requested
foreach (var @event in events)
{
var data = @event.Event.Data.ParseCheckpointTagJson();
_lastKnownIndexCheckpointEventNumber = @event.Event.EventNumber;
_lastKnownIndexCheckpointPosition = data.Position;
// reset eofs before this point - probably some where updated so we cannot go
// forward with this position without making sure nothing appeared
// NOTE: performance is not very good, but we should switch to TF mode shortly
foreach (var corrId in _validRequests)
{
_publisher.Publish(new AwakeServiceMessage.UnsubscribeAwake(corrId));
}
_validRequests.Clear();
_eventsRequested.Clear();
//TODO: cancel subscribeAwake
//TODO: reissue read requests
//TODO: make sure async completions of awake do not work
foreach (var key in _eofs.Keys.ToArray())
{
_eofs[key] = false;
}
}
}
ProcessBuffersAndContinue(null);
break;
default:
throw new NotSupportedException(
String.Format("ReadEvents result code was not recognized. Code: {0}", result));
}
}
