private void AddIfNeeded(HashSet <Checksum> checksums, Checksum checksum) { if (!_assetProvider.EnsureCacheEntryIfExists(checksum)) { checksums.Add(checksum); } }
private static async Task <Dictionary <DocumentId, DocumentStateChecksums> > GetDocumentMapAsync(AssetProvider assetProvider, HashSet <Checksum> documents, CancellationToken cancellationToken) { var map = new Dictionary <DocumentId, DocumentStateChecksums>(); var documentChecksums = await assetProvider.GetAssetsAsync <DocumentStateChecksums>(documents, cancellationToken).ConfigureAwait(false); var infos = await assetProvider.GetAssetsAsync <DocumentInfo.DocumentAttributes>(documentChecksums.Select(p => p.Item2.Info), cancellationToken).ConfigureAwait(false); foreach (var kv in documentChecksums) { Debug.Assert(assetProvider.EnsureCacheEntryIfExists(kv.Item2.Info), "Expected the prior call to GetAssetsAsync to obtain all items for this loop."); var info = await assetProvider.GetAssetAsync <DocumentInfo.DocumentAttributes>(kv.Item2.Info, cancellationToken).ConfigureAwait(false); map.Add(info.Id, kv.Item2); } return(map); }