ApiController with SignalR

ApiControllerWithSignalR.cs

// taken from: https://github.com/bradwilson/ndc2012/tree/master/NdcDemo

public abstract class ApiControllerWithHub<THub> : ApiController
  where THub : IHub
{
  private readonly Lazy<IHubContext> _hub = new Lazy<IHubContext>(
      () => GlobalHost.ConnectionManager.GetHubContext<THub>()
  );

  protected IHubContext Hub
  {
    get { return _hub.Value; }
  }
}