gistfile1.cs

public interface IApiResource
{
    void SetLocation(ResourceLocation location);
}


public class ResourceLocation
{
    public Uri Location { get; private set; }

    public void Set(Uri location)
    {
        Location = location;
    }
}

public class CreateResponse : HttpResponseMessage
{
     public CreateResponse()
     {
         StatusCode = HttpStatusCode.Created;
     }

    public CreateResponse(IApiResource resource) :this()
    {
        var location = new ResourceLocation();
        resource.SetLocation(location);
        Headers.Location = location.Location;
    }
}