public void GetStatistics(ProjectionStatistics info)
{
info.Position = (_lastProcessedEventPosition.LastTag ?? (object)"").ToString();
info.Progress = _lastProcessedEventProgress;
info.LastCheckpoint = _lastCompletedCheckpointPosition != null
? _lastCompletedCheckpointPosition.ToString()
: "";
info.EventsProcessedAfterRestart = _eventsProcessedAfterRestart;
info.WritePendingEventsBeforeCheckpoint = 0;
info.WritePendingEventsAfterCheckpoint = 0;
info.ReadsInProgress = 0;
info.WritesInProgress = 0;
info.CheckpointStatus = "";
}
public override CheckpointTag AdjustTag(CheckpointTag tag)
{
if (tag.Phase < Phase)
{
return(tag);
}
if (tag.Phase > Phase)
{
throw new ArgumentException(
string.Format("Invalid checkpoint tag phase. Expected less or equal to: {0} Was: {1}", Phase,
tag.Phase), "tag");
}
if (tag.Mode_ == CheckpointTag.Mode.EventTypeIndex)
{
long p;
return(CheckpointTag.FromEventTypeIndexPositions(
tag.Phase, tag.Position,
_eventTypes.ToDictionary(v => v, v => tag.Streams.TryGetValue(v, out p) ? p : -1)));
}
switch (tag.Mode_)
{
case CheckpointTag.Mode.MultiStream:
throw new NotSupportedException(
"Conversion from MultiStream to EventTypeIndex position tag is not supported");
case CheckpointTag.Mode.Stream:
throw new NotSupportedException(
"Conversion from Stream to EventTypeIndex position tag is not supported");
case CheckpointTag.Mode.PreparePosition:
throw new NotSupportedException(
"Conversion from PreparePosition to EventTypeIndex position tag is not supported");
case CheckpointTag.Mode.Position:
return(CheckpointTag.FromEventTypeIndexPositions(
tag.Phase, tag.Position, _eventTypes.ToDictionary(v => v, v => (long)-1)));
default:
throw new NotSupportedException(string.Format(
"The given checkpoint is invalid. Possible causes might include having written an event to the projection's managed stream. The bad checkpoint: {0}",
tag.ToString()));
}
}
public virtual void GetStatistics(ProjectionStatistics info)
{
info.Position = (_lastProcessedEventPosition.LastTag ?? (object)"").ToString();
info.Progress = _lastProcessedEventProgress;
info.LastCheckpoint = _lastCompletedCheckpointPosition != null
? _lastCompletedCheckpointPosition.ToString()
: "";
info.EventsProcessedAfterRestart = _eventsProcessedAfterRestart;
info.WritePendingEventsBeforeCheckpoint = _closingCheckpoint != null
? _closingCheckpoint.GetWritePendingEvents()
: 0;
info.WritePendingEventsAfterCheckpoint = (_currentCheckpoint != null
? _currentCheckpoint.GetWritePendingEvents()
: 0);
info.ReadsInProgress = /*_readDispatcher.ActiveRequestCount*/
+ +(_closingCheckpoint != null ? _closingCheckpoint.GetReadsInProgress() : 0)
+ (_currentCheckpoint != null ? _currentCheckpoint.GetReadsInProgress() : 0);
info.WritesInProgress = (_closingCheckpoint != null ? _closingCheckpoint.GetWritesInProgress() : 0)
+ (_currentCheckpoint != null ? _currentCheckpoint.GetWritesInProgress() : 0);
info.CheckpointStatus = _inCheckpoint ? "Requested" : "";
}
protected override string FromAsText()
{
return(_fromPositions.ToString());
}