# IDurableValueCommandCodec<T>

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)

```csharp
public interface IDurableValueCommandCodec<T>
```

Serializes one durable value command and applies one decoded command.

## Methods

- [Apply(JournalBufferReader, IDurableValueCommandHandler&lt;T&gt;)](/orleans/docs/api/csharp/microsoft.orleans.journaling/orleans.journaling.idurablevaluecommandcodec-1/methods/apply-orleans-journaling-journalbufferreader-orleans-journaling-idurablevaluecom-ff5c8e49/)
- [WriteSet(T, JournalStreamWriter)](/orleans/docs/api/csharp/microsoft.orleans.journaling/orleans.journaling.idurablevaluecommandcodec-1/methods/writeset-t-orleans-journaling-journalstreamwriter-a77b5e74/)