public static Task <ProducerProxy> NewProducerGrainsAsync(Guid streamId, string streamProvider, string streamNamespace, ILogger logger, IInternalGrainFactory grainFactory, Guid[] grainIds = null, int grainCount = 1)
{
grainCount = grainIds != null ? grainIds.Length : grainCount;
if (grainCount < 1)
{
throw new ArgumentOutOfRangeException("grainCount", "The grain count must be at least one");
}
logger.LogInformation("ProducerProxy.NewProducerGrainsAsync: multiplexing {GrainCount} producer grains for stream {StreamId}.", grainCount, streamId);
var grains = new IStreaming_ProducerGrain[grainCount];
var dedup = new Dictionary <Guid, IStreaming_ProducerGrain>();
var producerGrainFullName = typeof(Streaming_ProducerGrain).FullName;
for (var i = 0; i < grainCount; ++i)
{
if (grainIds != null)
{
// we deduplicate the grain references to ensure that IEnumerable.Distinct() works as intended.
if (dedup.ContainsKey(grainIds[i]))
{
grains[i] = dedup[grainIds[i]];
}
else
{
var gref = grainFactory.GetGrain <IStreaming_ProducerGrain>(grainIds[i], producerGrainFullName);
grains[i] = gref;
dedup[grainIds[i]] = gref;
}
}
else
{
grains[i] = grainFactory.GetGrain <IStreaming_ProducerGrain>(Guid.NewGuid(), producerGrainFullName);
}
}
return(NewProducerProxy(grains, streamId, streamProvider, streamNamespace, logger));
}
public static Task <ProducerProxy> NewProducerConsumerGrainsAsync(Guid streamId, string streamProvider, ILogger logger, int[] grainIds, bool useReentrantGrain, IInternalGrainFactory grainFactory)
{
int grainCount = grainIds.Length;
if (grainCount < 1)
{
throw new ArgumentOutOfRangeException("grainIds", "The grain count must be at least one");
}
logger.LogInformation("ConsumerProxy.NewProducerConsumerGrainsAsync: multiplexing {GrainCount} producer grains for stream {StreamId}.", grainCount, streamId);
var grains = new IStreaming_ProducerGrain[grainCount];
var dedup = new Dictionary <int, IStreaming_ProducerGrain>();
for (var i = 0; i < grainCount; ++i)
{
// we deduplicate the grain references to ensure that IEnumerable.Distinct() works as intended.
if (dedup.ContainsKey(grainIds[i]))
{
grains[i] = dedup[grainIds[i]];
}
else
{
if (useReentrantGrain)
{
grains[i] = grainFactory.GetGrain <IStreaming_Reentrant_ProducerConsumerGrain>(grainIds[i]);
}
else
{
var grainFullName = typeof(Streaming_ProducerConsumerGrain).FullName;
grains[i] = grainFactory.GetGrain <IStreaming_ProducerConsumerGrain>(grainIds[i], grainFullName);
}
dedup[grainIds[i]] = grains[i];
}
}
return(NewProducerProxy(grains, streamId, streamProvider, null, logger));
}
internal (GrainReference GrainReference, GrainState <TestState1> GrainState) GetTestReferenceAndState(long grainId, string version)
{
var grainReference = (GrainReference)_grainFactory.GetGrain(GrainId.Create("my-grain-type", grainId.ToString("X")));
var grainState = new GrainState <TestState1> {
State = new TestState1(), ETag = version
};
return(grainReference, grainState);
}
public static async Task <int> GetNumActivations(IEnumerable <IGrain> targets, IInternalGrainFactory grainFactory)
{
var grainIds = targets.Distinct().Where(t => t is GrainReference).Select(t => ((GrainReference)t).GrainId).ToArray();
IManagementGrain systemManagement = grainFactory.GetGrain <IManagementGrain>(0);
var tasks = grainIds.Select(g => systemManagement.GetGrainActivationCount((GrainReference)grainFactory.GetGrain(g))).ToArray();
await Task.WhenAll(tasks);
return(tasks.Sum(t => t.Result));
}
/// <summary>
/// Create a reference to a grain that we expect to support the stream consumer extension.
/// </summary>
/// <param name="grainFactory">The grain factory used to get consumer references.</param>
/// <param name="streamId">The stream ID to use for the grain ID construction.</param>
/// <param name="streamSubscriber">The GrainBindings for the grain to create</param>
/// <returns></returns>
private IStreamConsumerExtension MakeConsumerReference(
IInternalGrainFactory grainFactory,
InternalStreamId streamId,
StreamSubscriber streamSubscriber)
{
var grainId = streamSubscriber.GetGrainId(streamId);
return(grainFactory.GetGrain <IStreamConsumerExtension>(grainId));
}
/// <summary>
/// Create a reference to a grain that we expect to support the stream consumer extension.
/// </summary>
/// <param name="grainFactory">The grain factory used to get consumer references.</param>
/// <param name="streamId">The stream ID to use for the grain ID construction.</param>
/// <param name="implTypeCode">The type code of the grain interface.</param>
/// <returns></returns>
private IStreamConsumerExtension MakeConsumerReference(IInternalGrainFactory grainFactory, StreamId streamId,
int implTypeCode)
{
var keyExtension = grainsWithKeyExtensions.Contains(implTypeCode)
? streamId.Namespace
: null;
GrainId grainId = LegacyGrainId.GetGrainId(implTypeCode, streamId.Guid, keyExtension);
return(grainFactory.GetGrain <IStreamConsumerExtension>(grainId));
}
/// <summary>
/// Create a reference to a grain that we expect to support the stream consumer extension.
/// </summary>
/// <param name="grainFactory">The grain factory used to get consumer references.</param>
/// <param name="streamId">The stream ID to use for the grain ID construction.</param>
/// <param name="subscriber">The subscriber prototype.</param>
/// <returns></returns>
private IStreamConsumerExtension MakeConsumerReference(
IInternalGrainFactory grainFactory,
StreamId streamId,
StreamSubscriber subscriber)
{
var keyExtension = subscriber.IncludeNamespaceInGrainId ? streamId.Namespace : null;
var grainId = GrainId.Create(subscriber.GrainType, GrainIdKeyExtensions.CreateGuidKey(streamId.Guid, keyExtension));
return(grainFactory.GetGrain <IStreamConsumerExtension>(grainId));
}
/// <summary>
/// Create a reference to a grain that we expect to support the stream consumer extension.
/// </summary>
/// <param name="grainFactory">The grain factory used to get consumer references.</param>
/// <param name="streamId">The stream ID to use for the grain ID construction.</param>
/// <param name="subscriber">The subscriber prototype.</param>
/// <returns></returns>
private IStreamConsumerExtension MakeConsumerReference(
IInternalGrainFactory grainFactory,
InternalStreamId streamId,
StreamSubscriber subscriber)
{
var keyExtension = subscriber.IncludeNamespaceInGrainId ? streamId.GetNamespace() : null;
// TODO BPETIT: CHANGE THIS TO STRING
var grainId = GrainId.Create(subscriber.GrainType, GrainIdKeyExtensions.CreateGuidKey(Guid.Parse(streamId.GetKeyAsString()), keyExtension));
return(grainFactory.GetGrain <IStreamConsumerExtension>(grainId));
}
public static ConsumerProxy NewConsumerGrainAsync_WithoutBecomeConsumer(Guid consumerGrainId, ILogger logger, IInternalGrainFactory grainFactory, string grainClassName = "")
{
if (logger == null)
{
throw new ArgumentNullException("logger");
}
if (string.IsNullOrEmpty(grainClassName))
{
grainClassName = typeof(Streaming_ConsumerGrain).FullName;
}
var grains = new IStreaming_ConsumerGrain[1];
grains[0] = grainFactory.GetGrain <IStreaming_ConsumerGrain>(consumerGrainId, grainClassName);
ConsumerProxy newObj = new ConsumerProxy(grains, logger, grainFactory);
return(newObj);
}
/// <summary>
/// Create a reference to a grain that we expect to support the stream consumer extension.
/// </summary>
/// <param name="grainFactory">The grain factory used to get consumer references.</param>
/// <param name="primaryKey">The primary key of the grain.</param>
/// <param name="implTypeCode">The type code of the grain interface.</param>
/// <returns></returns>
private IStreamConsumerExtension MakeConsumerReference(IInternalGrainFactory grainFactory, Guid primaryKey, int implTypeCode)
{
GrainId grainId = GrainId.GetGrainId(implTypeCode, primaryKey);
return(grainFactory.GetGrain <IStreamConsumerExtension>(grainId));
}
internal static IClientGatewayObserver GetObserver(IInternalGrainFactory grainFactory, ClientGrainId clientId)
{
var observerId = ObserverGrainId.Create(clientId, ScopedId);
return(grainFactory.GetGrain <IClientGatewayObserver>(observerId.GrainId));
}
