public OrleansPubSub(IGrainFactory grainFactory)
{
Guard.NotNull(grainFactory, nameof(grainFactory));
this.grainFactory = grainFactory;
pubSubGrain = grainFactory.GetGrain <IPubSubGrain>(SingleGrain.Id);
}
public Task Unregister(IPubSubGrain grainSubscriber)
{
if (!this.subscribers.Contains(grainSubscriber))
{
this.subscribers.Remove(grainSubscriber);
}
var y = subscribers.ToArray();
return Task.WhenAll(this.subscribers.Select(x => x.TopologyChange(y)).ToArray());
}
public Task Unregister(IPubSubGrain grainSubscriber)
{
if (!this.subscribers.Contains(grainSubscriber))
{
this.subscribers.Remove(grainSubscriber);
}
var y = subscribers.ToArray();
return(Task.WhenAll(this.subscribers.Select(x => x.TopologyChange(y)).ToArray()));
}
public async Task<IPubSubGrain[]> Register(IPubSubGrain grainSubscriber)
{
if (!this.subscribers.Contains(grainSubscriber))
{
this.subscribers.Add(grainSubscriber);
}
var y = subscribers.ToArray();
await Task.WhenAll(this.subscribers.Where(x => x != grainSubscriber).Select(x => x.TopologyChange(y)).ToArray());
return y;
}
public async Task <IPubSubGrain[]> Register(IPubSubGrain grainSubscriber)
{
if (!this.subscribers.Contains(grainSubscriber))
{
this.subscribers.Add(grainSubscriber);
}
var y = subscribers.ToArray();
await Task.WhenAll(this.subscribers.Where(x => x != grainSubscriber).Select(x => x.TopologyChange(y)).ToArray());
return(y);
}
public OrleansMessageBus(IDependencyResolver resolver, ScaleoutConfiguration configuration)
: base(resolver, configuration)
{
grain = PubSubGrainFactory.GetGrain(Guid.NewGuid());
subscriber = new MessageObserver((messages) =>
{
lock (grain)
{
OnReceived(messages[0].StreamIndex, messages.Select(x => x.MappingId).Max(), new ScaleoutMessage(messages));
}
});
subscriberReference = MessageObserverFactory.CreateObjectReference(subscriber).Result;
grain.Subscribe(subscriberReference).Wait();
}
public OrleansMessageBus(IDependencyResolver resolver, ScaleoutConfiguration configuration)
: base(resolver, configuration)
{
grain = PubSubGrainFactory.GetGrain(Guid.NewGuid());
subscriber = new MessageObserver((messages) =>
{
lock (grain)
{
OnReceived(messages[0].StreamIndex, messages.Select(x => x.MappingId).Max(), new ScaleoutMessage(messages));
}
});
subscriberReference = MessageObserverFactory.CreateObjectReference(subscriber).Result;
grain.Subscribe(subscriberReference).Wait();
}
public Task TopologyChange(IPubSubGrain[] otherGrains)
{
this.otherGrains = otherGrains;
return TaskDone.Done;
}
public override Task OnActivateAsync()
{
pubSub = GrainFactory.GetGrain <IPubSubGrain>("pubsub-" + this.GetGrainIdentity().PrimaryKeyString);
pubSub.SetPublishingGrain(typeof(IContentPersistentGrain), this.GetGrainIdentity().PrimaryKeyString);
return(base.OnActivateAsync());
}
