internal override void ReceiveEvent(DurableEvent e)
{
base.ReceiveEvent(e);
if (!(e.DeliveryId is null) && e.EmitterId == this.Id)
{
Confirm(e.DeliveryId);
}
}
public override bool Invoke(DurableEvent durableEvent)
{
if (durableEvent.Payload is BinaryPayload payload)
{
return(Regex.IsMatch(payload.Manifest));
}
return(false);
}
/// <summary>
/// Evaluates to `true` if all `filters` evaluate to `true`, `false` otherwise.
/// </summary>
public override bool Invoke(DurableEvent durableEvent)
{
foreach (var filter in Filters)
{
if (!filter.Invoke(durableEvent))
{
return(false);
}
}
return(true);
}
internal override bool ReceiveEventInternal(DurableEvent e, Receive behavior)
{
var previousVersion = this.CurrentVersion;
this.UpdateVersion(e);
var handled = base.ReceiveEventInternal(e, behavior);
if (!handled)
{
this.CurrentVersion = previousVersion;
}
return(handled);
}
internal override void ReceiveEvent(DurableEvent e)
{
base.ReceiveEvent(e);
if (e.EmitterId == Id && TryFindPersistOnEventRequest(e, out var request))
{
ConfirmRequest(request);
}
if (invocations.Count != 0)
{
DeliverRequest(new PersistOnEventRequest(LastSequenceNr, LastHandledEvent.Id, invocations.ToImmutableArray(), InstanceId));
invocations.Clear();
}
}
private bool TryFindPersistOnEventRequest(DurableEvent e, out PersistOnEventRequest request)
{
if (e.PersistOnEventId.HasValue && this.requestsByEventId.TryGetValue(e.PersistOnEventId.Value, out request))
{
return(true);
}
if (e.PersistOnEventSequenceNr.HasValue && this.requestsBySequenceNr.TryGetValue(e.PersistOnEventSequenceNr.Value, out request))
{
return(true);
}
request = default;
return(false);
}
public Snapshot(
object payload,
string emitterId,
DurableEvent lastEvent,
VectorTime currentTime,
long sequenceNr,
ImmutableHashSet <DeliveryAttempt> deliveryAttempts = null,
ImmutableHashSet <PersistOnEventRequest> persistOnEventRequests = null)
{
Payload = payload;
EmitterId = emitterId;
LastEvent = lastEvent;
CurrentTime = currentTime;
SequenceNr = sequenceNr;
DeliveryAttempts = deliveryAttempts ?? ImmutableHashSet <DeliveryAttempt> .Empty;
PersistOnEventRequests = persistOnEventRequests ?? ImmutableHashSet <PersistOnEventRequest> .Empty;
}
/// <summary>
/// Updates the current version from the given <paramref name="event"/>.
/// </summary>
public static void UpdateVersion <T>(this T actor, DurableEvent @event) where T : EventsourcedView, IEventsourcedVersion
{
actor.CurrentVersion = actor.CurrentVersion.Merge(@event.VectorTimestamp);
}
internal void PersistDurableEvent(DurableEvent durableEvent, Action <Try <object> > handler)
{
writeRequests.Add(durableEvent);
writeHandlers.AddLast(handler);
}
/// <summary> /// Override to allow post-processing of DurableEvent instances wrapping events generated by <see cref="ProcessEvent(object)"/>. /// /// Amongst other things, this can e.g. be used to set different or additional aggregate IDs for custom routing /// destinations (which by default take the same routing destinations as the original event that was processed). /// </summary> protected virtual DurableEvent PostProcessDurableEvent(DurableEvent e) => e;
/// <summary> /// Evaluates this filter on the given <paramref name="durableEvent"/>. /// </summary> public abstract bool Invoke(DurableEvent durableEvent);
public override bool Invoke(DurableEvent durableEvent) => true;