# ConnectionStringRedirectAnnotation

- Kind: `class`
- Package: [Aspire.Hosting](/reference/api/csharp/aspire.hosting.md)
- Version: `13.3.0`
- Namespace: `Aspire.Hosting.ApplicationModel`
- Target framework: `net8.0`
- Source: [GitHub](https://github.com/microsoft/aspire/blob/bd20f904cde09ecb9c9ae5116a6f13614bf2d7c2/src/Aspire.Hosting/ApplicationModel/ConnectionStringRedirectAnnotation.cs)
- Implements: [IResourceAnnotation](/reference/api/csharp/aspire.hosting/iresourceannotation.md)

Links to a resource that implements [IResourceWithConnectionString](/reference/api/csharp/aspire.hosting/iresourcewithconnectionstring.md) that can be used by the containing resource to acquire a connection string.

## Definition

```csharp
namespace Aspire.Hosting.ApplicationModel;

public class ConnectionStringRedirectAnnotation
    : Aspire.Hosting.ApplicationModel.IResourceAnnotation
{
    // ...
}
```

## Constructors

- [ConnectionStringRedirectAnnotation(IResourceWithConnectionString)](/reference/api/csharp/aspire.hosting/connectionstringredirectannotation/constructors.md#constructor-iresourcewithconnectionstring) -- Links to a resource that implements [IResourceWithConnectionString](/reference/api/csharp/aspire.hosting/iresourcewithconnectionstring.md) that can be used by the containing resource to acquire a connection string.

## Properties

- [Resource](/reference/api/csharp/aspire.hosting/connectionstringredirectannotation/properties.md#resource) : [IResourceWithConnectionString](/reference/api/csharp/aspire.hosting/iresourcewithconnectionstring.md) `get` -- Callback to acquire connection string.