public VectorNode CloneIndex(ulong keyHash) { long keyId; if (!SessionFactory.TryGetKeyId(keyHash, out keyId)) { return(null); } VectorNode dirty; if (_dirty.TryGetValue(keyId, out dirty)) { return(dirty); } var ixFileName = Path.Combine(SessionFactory.Dir, string.Format("{0}.{1}.ix", CollectionId, keyId)); var vecFileName = Path.Combine(SessionFactory.Dir, string.Format("{0}.vec", CollectionId)); return(SessionFactory.DeserializeIndex(ixFileName, vecFileName)); }