# DaprSidecarAnnotation Constructors

- Package: [CommunityToolkit.Aspire.Hosting.Dapr](/reference/api/csharp/communitytoolkit.aspire.hosting.dapr.md)
- Type: [DaprSidecarAnnotation](/reference/api/csharp/communitytoolkit.aspire.hosting.dapr/daprsidecarannotation.md)
- Kind: `Constructors`
- Members: `1`

Indicates that a Dapr sidecar should be started for the associated resource.

## DaprSidecarAnnotation(IDaprSidecarResource)

- Name: `Constructor(IDaprSidecarResource)`
- Source: [GitHub](https://github.com/CommunityToolkit/Aspire/blob/30a4b632065206d447183d2baabf6dfb3678d4af/src/CommunityToolkit.Aspire.Hosting.Dapr/DaprSidecarAnnotation.cs#L11)

Indicates that a Dapr sidecar should be started for the associated resource.

```csharp
public record DaprSidecarAnnotation
{
    public DaprSidecarAnnotation(
        IDaprSidecarResource Sidecar)
    {
        // ...
    }
}
```

## Parameters

- `Sidecar` ([IDaprSidecarResource](/reference/api/csharp/communitytoolkit.aspire.hosting.dapr/idaprsidecarresource.md))