# DefaultStreamNamespacePredicateProvider

Package: [Microsoft.Orleans.Streaming](/orleans/docs/api/csharp/microsoft.orleans.streaming/) 10.0.0

[NuGet package](https://www.nuget.org/packages/Microsoft.Orleans.Streaming) | [Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Streaming/PubSub/DefaultStreamNamespacePredicateProvider.cs#L10)

```csharp
public class DefaultStreamNamespacePredicateProvider : IStreamNamespacePredicateProvider
```

Default implementation of [IStreamNamespacePredicateProvider](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.istreamnamespacepredicateprovider/) for internally supported stream predicates.

## Constructors

- [DefaultStreamNamespacePredicateProvider](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.defaultstreamnamespacepredicateprovider/constructors/constructor-cf3d1069/)

## Methods

- [TryGetPredicate(string, IStreamNamespacePredicate)](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.defaultstreamnamespacepredicateprovider/methods/trygetpredicate-string-out-orleans-streams-istreamnamespacepredicate-c189e3d9/)