*/
  @VisibleForTesting
  static final class SmallLazyStriped<L> extends PowerOfTwoStriped<L> {
    final AtomicReferenceArray<@Nullable ArrayReference<? extends L>> locks;
    final Supplier<L> supplier;
    final int size;
    final ReferenceQueue<L> queue = new ReferenceQueue<>();

    SmallLazyStriped(int stripes, Supplier<L> supplier) {
      super(stripes);

        .add(new Striped.SmallLazyStriped<ReadWriteLock>(50, ReentrantReadWriteLock::new))
        .add(new Striped.SmallLazyStriped<ReadWriteLock>(64, ReentrantReadWriteLock::new))
        .add(new Striped.LargeLazyStriped<ReadWriteLock>(50, ReentrantReadWriteLock::new))
        .add(new Striped.LargeLazyStriped<ReadWriteLock>(64, ReentrantReadWriteLock::new))
        .add(new Striped.SmallLazyStriped<Lock>(50, ReentrantLock::new))

        .add(new Striped.SmallLazyStriped<ReadWriteLock>(50, ReentrantReadWriteLock::new))
        .add(new Striped.SmallLazyStriped<ReadWriteLock>(64, ReentrantReadWriteLock::new))
        .add(new Striped.LargeLazyStriped<ReadWriteLock>(50, ReentrantReadWriteLock::new))
        .add(new Striped.LargeLazyStriped<ReadWriteLock>(64, ReentrantReadWriteLock::new))
        .add(new Striped.SmallLazyStriped<Lock>(50, ReentrantLock::new))