# IJournalStorageCatalog

Package: [Microsoft.Orleans.Journaling](/orleans/docs/api/csharp/microsoft.orleans.journaling/) 10.0.0-alpha.1

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

```csharp
public interface IJournalStorageCatalog
```

Provides catalog operations for journal storage instances.

## Remarks

A catalog only discovers storage identities. Storage lifecycle, metadata, and data mutation operations remain on [IJournalStorage](/orleans/docs/api/csharp/microsoft.orleans.journaling/orleans.journaling.ijournalstorage/).

## Methods

- [ListAsync(JournalId, CancellationToken)](/orleans/docs/api/csharp/microsoft.orleans.journaling/orleans.journaling.ijournalstoragecatalog/methods/listasync-orleans-journaling-journalid-system-threading-cancellationtoken-cedc67b8/)