in src/Microsoft.Extensions.Configuration.AzureAppConfiguration/AzureAppConfigurationProvider.cs [1335:1362]
private async Task<bool> HaveCollectionsChanged(
IEnumerable<KeyValueSelector> selectors,
Dictionary<KeyValueSelector, IEnumerable<MatchConditions>> pageEtags,
ConfigurationClient client,
CancellationToken cancellationToken)
{
bool haveCollectionsChanged = false;
foreach (KeyValueSelector selector in selectors)
{
if (pageEtags.TryGetValue(selector, out IEnumerable<MatchConditions> matchConditions))
{
await TracingUtils.CallWithRequestTracing(_requestTracingEnabled, RequestType.Watch, _requestTracingOptions,
async () => haveCollectionsChanged = await client.HaveCollectionsChanged(
selector,
matchConditions,
_options.ConfigurationSettingPageIterator,
cancellationToken).ConfigureAwait(false)).ConfigureAwait(false);
}
if (haveCollectionsChanged)
{
return true;
}
}
return haveCollectionsChanged;
}