# JournalBufferWriter Properties

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.journaling/orleans.journaling.journalbufferwriter/)

## ActiveEntryLength {#activeentrylength-4c97afe2}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.journaling/orleans.journaling.journalbufferwriter/properties/activeentrylength-4c97afe2/)

[Source](https://github.com/dotnet/orleans/blob/b7a9e3e1c9c54b3cec3a467c5734bf7744541bcf/src/Orleans.Journaling/JournalBufferWriter.cs#L88-L94)

```csharp
protected int ActiveEntryLength
```

Gets the number of bytes in the active entry.

## Output {#output-d2a73e04}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.journaling/orleans.journaling.journalbufferwriter/properties/output-d2a73e04/)

[Source](https://github.com/dotnet/orleans/blob/b7a9e3e1c9c54b3cec3a467c5734bf7744541bcf/src/Orleans.Journaling/JournalBufferWriter.cs#L101)

```csharp
protected IBufferWriter<byte> Output
```

Gets the current output writer.