private async Task Start(CancellationToken ct)
{
var stopWatch = Stopwatch.StartNew();
IStreamProviderImpl provider = this.services.GetServiceByName <TService>(this.config.Name) as IStreamProviderImpl;
if (provider == null)
{
return;
}
await Schedule(() => provider.Start());
stopWatch.Stop();
this.logger.Info(ErrorCode.SiloStartPerfMeasure, $"Starting provider {this.config.Name} of type {this.config.Type} in stage {this.startStage} took {stopWatch.ElapsedMilliseconds} Milliseconds.");
}
public Task Init(string name, IProviderRuntime runtime, IProviderConfiguration configuration)
{
Name = name;
system = runtime.ServiceProvider.GetRequiredService <IActorSystem>();
specifications = StreamSubscriptionMatcher.configuration.Find(name)
?? Enumerable.Empty <StreamSubscriptionSpecification>();
var type = Type.GetType(configuration.Properties[TypeKey]);
Debug.Assert(type != null);
provider = (IStreamProviderImpl)Activator.CreateInstance(type);
return(provider.Init(name, runtime, configuration));
}
internal StreamImpl(StreamId streamId, IStreamProviderImpl provider, bool isRewindable)
{
if (null == streamId)
{
throw new ArgumentNullException("streamId");
}
if (null == provider)
{
throw new ArgumentNullException("provider");
}
this.streamId = streamId;
this.provider = provider;
producerInterface = null;
consumerInterface = null;
initLock = new object();
this.isRewindable = isRewindable;
}
private async Task Start(CancellationToken ct)
{
var stopWatch = Stopwatch.StartNew();
try
{
IStreamProviderImpl provider = this.provider.Value as IStreamProviderImpl;
if (provider == null) return;
await Schedule(() => provider.Start());
stopWatch.Stop();
this.logger.Info(ErrorCode.SiloStartPerfMeasure, $"Starting stream provider {this.config.Name} of type {this.config.Type} in stage {this.startStage} took {stopWatch.ElapsedMilliseconds} Milliseconds.");
}
catch (Exception ex)
{
stopWatch.Stop();
this.logger.Error(ErrorCode.Provider_ErrorFromStart, $"Start failed for stream provider {this.config.Name} of type {this.config.Type} in stage {this.startStage} in {stopWatch.ElapsedMilliseconds} Milliseconds.", ex);
throw;
}
}
public Task Init(string name, IProviderRuntime pr, IProviderConfiguration pc)
{
Name = name;
system = ClusterActorSystem.Initialized
? (IActorSystem)ClusterActorSystem.Current
: ClientActorSystem.Current;
specifications = configuration.Find(name)
?? Enumerable.Empty <StreamSubscriptionSpecification>();
var type = Type.GetType(pc.Properties[TypeKey]);
Debug.Assert(type != null);
provider = (IStreamProviderImpl)Activator.CreateInstance(type);
return(provider.Init(name, pr, pc));
}
internal IAsyncObservable <T> GetConsumerInterface()
{
if (consumerInterface == null)
{
lock (initLock)
{
if (consumerInterface == null)
{
if (provider == null)
{
provider = GetStreamProvider();
}
consumerInterface = provider.GetConsumerInterface <T>(this);
}
}
}
return(consumerInterface);
}
internal IAsyncBatchObserver <T> GetProducerInterface()
{
if (producerInterface != null)
{
return(producerInterface);
}
lock (initLock)
{
if (producerInterface != null)
{
return(producerInterface);
}
if (provider == null)
{
provider = GetStreamProvider();
}
producerInterface = provider.GetProducerInterface <T>(this);
}
return(producerInterface);
}
