internal async Task <List <PartitionKeyRange> > GetTargetPartitionKeyRangesAsync(string collectionResourceId, List <Range <string> > providedRanges)
{
if (string.IsNullOrEmpty(nameof(collectionResourceId)))
{
throw new ArgumentNullException();
}
if (providedRanges == null || !providedRanges.Any())
{
throw new ArgumentNullException(nameof(providedRanges));
}
IRoutingMapProvider routingMapProvider = await this.Client.GetRoutingMapProviderAsync();
List <PartitionKeyRange> ranges = await routingMapProvider.TryGetOverlappingRangesAsync(collectionResourceId, providedRanges);
if (ranges == null && PathsHelper.IsNameBased(this.ResourceLink))
{
// Refresh the cache and don't try to re-resolve collection as it is not clear what already
// happened based on previously resolved collection rid.
// Return NotFoundException this time. Next query will succeed.
// This can only happen if collection is deleted/created with same name and client was not restarted
// in between.
CollectionCache collectionCache = await this.Client.GetCollectionCacheAsync();
collectionCache.Refresh(this.ResourceLink);
}
if (ranges == null)
{
throw new NotFoundException($"{DateTime.UtcNow.ToString("o", CultureInfo.InvariantCulture)}: GetTargetPartitionKeyRanges(collectionResourceId:{collectionResourceId}, providedRanges: {string.Join(",", providedRanges)} failed due to stale cache");
}
return(ranges);
}
public async Task <PartitionKeyRange> GetTargetPartitionKeyRangeByIdAsync(string collectionResourceId, string partitionKeyRangeId)
{
IRoutingMapProvider routingMapProvider = await this.Client.GetRoutingMapProviderAsync();
PartitionKeyRange range = await routingMapProvider.TryGetPartitionKeyRangeByIdAsync(collectionResourceId, partitionKeyRangeId);
if (range == null && PathsHelper.IsNameBased(this.ResourceLink))
{
// Refresh the cache and don't try to reresolve collection as it is not clear what already
// happened based on previously resolved collection rid.
// Return NotFoundException this time. Next query will succeed.
// This can only happen if collection is deleted/created with same name and client was not restarted
// inbetween.
CollectionCache collectionCache = await this.Client.GetCollectionCacheAsync();
collectionCache.Refresh(this.ResourceLink);
}
if (range == null)
{
throw new NotFoundException($"{DateTime.UtcNow.ToString("o", CultureInfo.InvariantCulture)}: GetTargetPartitionKeyRangeById(collectionResourceId:{collectionResourceId}, partitionKeyRangeId: {partitionKeyRangeId}) failed due to stale cache");
}
return(range);
}