public override IAsyncResult BeginExecute(ControllerContext controllerContext, IDictionary <string, object> parameters, AsyncCallback callback, object state)
{
Task result = new ReflectedActionDescriptor(this.MethodInfo, this.ActionName, this.ControllerDescriptor).Execute(controllerContext, parameters) as Task;
if (result == null)
{
throw new InvalidOperationException(String.Format("Method {0} should have returned a Task!", (object)this.MethodInfo));
}
else
{
if (callback != null)
{
result.ContinueWith((Action <Task>)(_ => callback((IAsyncResult)result)));
}
return((IAsyncResult)result);
}
}
