public ProjectionBufferedDispatcher(DataflowOptions dataflowOptions, ProjectionBase <TState> projection)
: base(dataflowOptions)
{
_buffer = new BufferBlock <Tracked <IStream> >(dataflowOptions.ToDataflowBlockOptions(false)).ToDataflow(dataflowOptions);
_dispatcher = new ProjectionDispatcher <TState>(dataflowOptions, projection);
_log = projection.Log;
_token = projection.CancellationToken;
_token.Register(() => _buffer.LinkTo(DataflowBlock.NullTarget <Tracked <IStream> >().ToDataflow(dataflowOptions)));
RegisterChild(_buffer);
}
public ProjectionFlow(DataflowOptions dataflowOptions, ProjectionBase <TState> projection)
: base(dataflowOptions)
{
_projection = projection;
_eventStore = projection.EventStore;
_log = projection.Log;
_token = projection.CancellationToken;
_versions = projection.Versions;
var block = new ActionBlock <Tracked <IStream> >(Process, dataflowOptions.ToDataflowBlockOptions(true));
RegisterChild(block);
InputBlock = block;
}
public ProjectionDispatcher(DataflowOptions options, ProjectionBase <TState> projection)
: base(s => s.Value.Key, options, projection.CancellationToken, projection.GetType())
{
_projection = projection;
Log = projection.Log;
CompletionTask.ContinueWith(t =>
{
if (t.IsFaulted)
{
Log.Errors.Add(t.Exception);
}
});
}