internal ActorRuntime(IActorSystem system, ActorGrain grain)
{
System = system;
Timers = new TimerService(grain);
Reminders = new ReminderService(grain);
Activation = new ActivationService(grain);
}
public static async Task Unsubscribe <TItem>(this StreamRef <TItem> stream, ActorGrain actor)
{
Requires.NotNull(actor, nameof(actor));
var subscriptions = await stream.Subscriptions();
if (subscriptions.Count == 0)
{
return;
}
Debug.Assert(subscriptions.Count == 1,
"We should keep only one active subscription per-stream per-actor");
await subscriptions[0].Unsubscribe();
}
public static async Task Subscribe(this StreamRef stream, ActorGrain actor, StreamFilter filter = null)
{
Requires.NotNull(actor, nameof(actor));
var subscriptions = await stream.Subscriptions();
if (subscriptions.Count == 1)
{
return;
}
Debug.Assert(subscriptions.Count == 0,
"We should keep only one active subscription per-stream per-actor");
await stream.Subscribe(actor.ReceiveRequest, filter);
}
public static Task Subscribe <TItem>(this StreamRef <TItem> stream, ActorGrain actor) => stream.Subscribe(actor, new SubscribeReceiveItem());
public static async Task Resume <TItem, TOptions>(this StreamRef <TItem> stream, ActorGrain actor, TOptions options)
where TOptions : ResumeOptions
{
Requires.NotNull(actor, nameof(actor));
var subscriptions = await stream.Subscriptions();
if (subscriptions.Count == 0)
{
return;
}
Debug.Assert(subscriptions.Count == 1,
"We should keep only one active subscription per-stream per-actor");
await subscriptions[0].Resume(actor.ReceiveRequest, options);
}
public static Task Resume <TItem>(this StreamRef <TItem> stream, ActorGrain actor) => stream.Resume(actor, new ResumeReceiveItem());
public UnhandledMessageException(ActorGrain actor, object message, string details = "")
: base($"An actor '{actor.GetType()}::{actor.Id}' cannot handle '{message.GetType()}'{details}")
{
}
public ActorGrainImplementation(Type type, IActorMiddleware middleware)
{
Middleware = middleware;
Interface = ActorGrain.InterfaceOf(type);
}