public Task RegisterConsumer(GuidId subscriptionId, StreamId streamId, string streamProvider, IStreamConsumerExtension streamConsumer, IStreamFilterPredicateWrapper filter)
{
if (!IsImplicitSubscriber(streamConsumer, streamId))
{
throw new ArgumentOutOfRangeException(streamId.ToString(), "Only implicit subscriptions are supported.");
}
return TaskDone.Done;
}
public Task<List<GuidId>> GetAllSubscriptions(StreamId streamId, IStreamConsumerExtension streamConsumer)
{
if (!IsImplicitSubscriber(streamConsumer, streamId))
{
throw new ArgumentOutOfRangeException(streamId.ToString(), "Only implicit subscriptions are supported.");
}
return Task.FromResult(new List<GuidId> { GuidId.GetGuidId(streamConsumer.GetPrimaryKey()) });
}
public GuidId CreateSubscriptionId(StreamId streamId, IStreamConsumerExtension streamConsumer)
{
GrainId grainId = GrainExtensions.GetGrainId(streamConsumer);
Guid subscriptionGuid;
if (!implicitTable.TryGetImplicitSubscriptionGuid(grainId, streamId, out subscriptionGuid))
{
throw new ArgumentOutOfRangeException(streamId.ToString(), "Only implicit subscriptions are supported.");
}
return GuidId.GetGuidId(subscriptionGuid);
}
public StreamAction ToEventStream()
{
if (Store.Events.StreamIdentity == StreamIdentity.AsGuid)
{
var stream = StreamAction.Start(StreamId, new AEvent());
stream.TenantId = TenantId;
return(stream);
}
else
{
var stream = StreamAction.Start(StreamId.ToString(), new AEvent());
stream.TenantId = TenantId;
return(stream);
}
}
/// <summary>
/// Returns a <see cref="string" /> that represents this stream specifier.
/// </summary>
/// <returns>
/// A <see cref="string" /> that represents this instance.
/// </returns>
public override string ToString()
{
if (string.IsNullOrWhiteSpace(StreamSuffix) == false && StreamId >= 0)
{
return($"{StreamSuffix}:{StreamId}");
}
if (string.IsNullOrWhiteSpace(StreamSuffix) == false)
{
return(StreamSuffix);
}
if (StreamId >= 0)
{
return(StreamId.ToString(CultureInfo.InvariantCulture));
}
return(string.Empty);
}
public StreamAction StartNewStream(IMartenSessionLogger logger = null)
{
var events = new object[] { new AEvent(), new BEvent(), new CEvent(), new DEvent() };
using var session = Store.Events.TenancyStyle == TenancyStyle.Conjoined
? Store.LightweightSession(TenantId)
: Store.LightweightSession();
session.Listeners.Add(new EventMetadataChecker());
if (logger != null)
{
session.Logger = logger;
}
if (Store.Events.StreamIdentity == StreamIdentity.AsGuid)
{
session.Events.StartStream(StreamId, events);
session.SaveChanges();
var stream = StreamAction.Append(StreamId);
stream.Version = 4;
stream.TenantId = TenantId;
return(stream);
}
else
{
session.Events.StartStream(StreamId.ToString(), events);
session.SaveChanges();
var stream = StreamAction.Start(StreamId.ToString(), new AEvent());
stream.Version = 4;
stream.TenantId = TenantId;
return(stream);
}
}
/// <summary>
/// 接收消息
/// </summary>
/// <param name="content">消息内容</param>
/// <param name="token">StreamSequenceToken</param>
protected override Task OnReceiving(IsOperationPoint content, StreamSequenceToken token)
{
UserMessage.Send(StreamId.ToString(), Name, Utilities.JsonSerialize(content));
return(Task.CompletedTask);
}
public override string ToString()
{
return(StreamId.ToString());
}