/// <summary>
/// Enqueues an event to the actor with the specified id.
/// </summary>
private EnqueueStatus EnqueueEvent(Actor actor, Event e, Actor sender, Guid opGroupId, SendOptions options)
{
EventOriginInfo originInfo;
string stateName = null;
if (sender is StateMachine senderStateMachine)
{
originInfo = new EventOriginInfo(sender.Id, senderStateMachine.GetType().FullName,
NameResolver.GetStateNameForLogging(senderStateMachine.CurrentState));
stateName = senderStateMachine.CurrentStateName;
}
else if (sender is Actor senderActor)
{
originInfo = new EventOriginInfo(sender.Id, senderActor.GetType().FullName, string.Empty);
}
else
{
// Message comes from the environment.
originInfo = new EventOriginInfo(null, "Env", "Env");
}
EventInfo eventInfo = new EventInfo(e, originInfo)
{
MustHandle = options?.MustHandle ?? false,
Assert = options?.Assert ?? -1
};
this.LogWriter.LogSendEvent(actor.Id, sender?.Id.Name, sender?.Id.Type, stateName,
e, opGroupId, isTargetHalted: false);
return(actor.Enqueue(e, opGroupId, eventInfo));
}
/// <inheritdoc/>
internal override void NotifyReceivedEvent(Actor actor, Event e, EventInfo eventInfo)
{
string stateName = actor is StateMachine stateMachine ? stateMachine.CurrentStateName : null;
this.LogWriter.LogReceiveEvent(actor.Id, stateName, e, wasBlocked: true);
var op = this.Scheduler.GetOperationWithId <ActorOperation>(actor.Id.Value);
op.OnReceivedEvent();
}
/// <inheritdoc/>
internal override void NotifyDequeuedEvent(Actor actor, Event e, EventInfo eventInfo)
{
var op = this.Scheduler.GetOperationWithId <ActorOperation>(actor.Id.Value);
// Skip `ReceiveEventAsync` if the last operation exited the previous event handler,
// to avoid scheduling duplicate `ReceiveEventAsync` operations.
if (op.SkipNextReceiveSchedulingPoint)
{
op.SkipNextReceiveSchedulingPoint = false;
}
else
{
this.Scheduler.ScheduleNextEnabledOperation();
ResetProgramCounter(actor);
}
string stateName = actor is StateMachine stateMachine ? stateMachine.CurrentStateName : null;
this.LogWriter.LogDequeueEvent(actor.Id, stateName, e);
}
/// <inheritdoc/>
internal override void NotifyReceivedEventWithoutWaiting(Actor actor, Event e, EventInfo eventInfo)
{
string stateName = actor is StateMachine stateMachine ? stateMachine.CurrentStateName : null;
this.LogWriter.LogReceiveEvent(actor.Id, stateName, e, wasBlocked: false);
this.Scheduler.ScheduleNextEnabledOperation();
ResetProgramCounter(actor);
}
/// <inheritdoc/>
internal override void NotifyRaisedEvent(Actor actor, Event e, EventInfo eventInfo)
{
string stateName = actor is StateMachine stateMachine ? stateMachine.CurrentStateName : null;
this.LogWriter.LogRaiseEvent(actor.Id, stateName, e);
}
