public virtual AsyncPageable <CdnUsage> GetResourceUsageAsync(CancellationToken cancellationToken = default) { async Task <Page <CdnUsage> > FirstPageFunc(int?pageSizeHint) { using var scope = _afdOriginGroupClientDiagnostics.CreateScope("AfdOriginGroupResource.GetResourceUsage"); scope.Start(); try { var response = await _afdOriginGroupRestClient.ListResourceUsageAsync(Id.SubscriptionId, Id.ResourceGroupName, Id.Parent.Name, Id.Name, cancellationToken : cancellationToken).ConfigureAwait(false); return(Page.FromValues(response.Value.Value, response.Value.NextLink, response.GetRawResponse())); } catch (Exception e) { scope.Failed(e); throw; } } async Task <Page <CdnUsage> > NextPageFunc(string nextLink, int?pageSizeHint) { using var scope = _afdOriginGroupClientDiagnostics.CreateScope("AfdOriginGroupResource.GetResourceUsage"); scope.Start(); try { var response = await _afdOriginGroupRestClient.ListResourceUsageNextPageAsync(nextLink, Id.SubscriptionId, Id.ResourceGroupName, Id.Parent.Name, Id.Name, cancellationToken : cancellationToken).ConfigureAwait(false); return(Page.FromValues(response.Value.Value, response.Value.NextLink, response.GetRawResponse())); } catch (Exception e) { scope.Failed(e); throw; } } return(PageableHelpers.CreateAsyncEnumerable(FirstPageFunc, NextPageFunc)); }