コード例 #1
0
        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);
        }
コード例 #2
0
        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);
        }