System.Web.Http.Tracing.Tracers.MessageHandlerTracer.SendAsync C# (CSharp) Метод

        protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
        {
            return _traceWriter.TraceBeginEndAsync<HttpResponseMessage>(
                request,
                TraceCategories.MessageHandlersCategory,
                TraceLevel.Info,
                _innerHandler.GetType().Name,
                SendAsyncMethodName,
                beginTrace: null,
                execute: () => base.SendAsync(request, cancellationToken),
                endTrace: (tr, response) =>
                {
                    if (response != null)
                    {
                        tr.Status = response.StatusCode;
                    }
                },
                errorTrace: null);
        }
    }