public GroupByProcessorImpl(ActorMaterializerSettings settings, int maxSubstreams, Func <object, object> keyFor) : base(settings)
{
_maxSubstreams = maxSubstreams;
_keyFor = keyFor;
_decider = settings.SupervisionDecider;
var waitFirst = new TransferPhase(PrimaryInputs.NeedsInput.And(PrimaryOutputs.NeedsDemand), () =>
{
var element = PrimaryInputs.DequeueInputElement();
object key;
if (TryKeyFor(element, out key))
{
NextPhase(OpenSubstream(element, key));
}
});
_waitNext = new TransferPhase(PrimaryInputs.NeedsInput, () =>
{
var element = PrimaryInputs.DequeueInputElement();
object key;
if (TryKeyFor(element, out key))
{
SubstreamOutput substream;
if (_keyToSubstreamOutput.TryGetValue(key, out substream))
{
if (substream.IsOpen)
{
NextPhase(DispatchToSubstream(element, substream));
}
}
else if (PrimaryOutputs.IsOpen)
{
NextPhase(OpenSubstream(element, key));
}
}
});
InitialPhase(1, waitFirst);
}
/// <summary>
/// TBD
/// </summary>
/// <param name="settings">TBD</param>
/// <param name="onTerminated">TBD</param>
public FanoutProcessorImpl(ActorMaterializerSettings settings, Action onTerminated) : base(settings)
{
PrimaryOutputs = new FanoutOutputs <T, TStreamBuffer>(settings.MaxInputBufferSize,
settings.InitialInputBufferSize, Self, this, AfterFlush);
_onTerminated = onTerminated;
var running = new TransferPhase(PrimaryInputs.NeedsInput.And(PrimaryOutputs.NeedsDemand),
() => PrimaryOutputs.EnqueueOutputElement(PrimaryInputs.DequeueInputElement()));
InitialPhase(1, running);
}