# IStreamSubscriptionManagerRetriever.GetStreamSubscriptionManager

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.core.istreamsubscriptionmanagerretriever/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.core.istreamsubscriptionmanagerretriever/methods/)

```csharp
public abstract IStreamSubscriptionManager? GetStreamSubscriptionManager()
```

Gets the stream subscription manager.

### Returns

The [IStreamSubscriptionManager](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.core.istreamsubscriptionmanager/), or `null` if the stream provider has no configured subscription manager (e.g. an implicit-subscription-only provider).