private static @NotNull FastLongFileAttributeAccessor specializeAsFastLong(@NotNull FSRecordsImpl vfs, @NotNull MappedFileStorageHelper storageHelper) {
    FastLongFileAttributeAccessor accessor = new FastLongFileAttributeAccessor(storageHelper);
    vfs.addCloseable(accessor);
    vfs.addFileIdIndexedStorage(accessor);
    return accessor;
  }
private static @NotNull FastLongFileAttributeAccessor specializeAsFastLong(@NotNull FSRecordsImpl vfs, @NotNull MappedFileStorageHelper storageHelper)