# SiloEventHubStreamConfiguratorExtensions.ConfigureCheckpointer(ISiloEventHubStreamConfigurator, Func<IServiceProvider, string, IStreamQueueCheckpointerFactory>, Action<OptionsBuilder<TOptions>>)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming.eventhubs/orleans.hosting.siloeventhubstreamconfiguratorextensions/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.streaming.eventhubs/orleans.hosting.siloeventhubstreamconfiguratorextensions/methods/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Azure/Orleans.Streaming.EventHubs/Providers/Streams/EventHub/EventHubStreamBuilder.cs#L33-L34)

```csharp
public static void ConfigureCheckpointer<TOptions>(this ISiloEventHubStreamConfigurator configurator, Func<IServiceProvider, string, IStreamQueueCheckpointerFactory> checkpointerFactoryBuilder, Action<OptionsBuilder<TOptions>> configureOptions)
```

### Parameters

- `configurator` (`ISiloEventHubStreamConfigurator`)
- `checkpointerFactoryBuilder` (`Func<IServiceProvider, string, IStreamQueueCheckpointerFactory>`)
- `configureOptions` (`Action<OptionsBuilder<TOptions>>`)