lock.withLock {
      return busyQueues + readyQueues
    }
  }

  fun cancelAll() {
    lock.assertHeld()
    for (i in busyQueues.size - 1 downTo 0) {
      busyQueues[i].cancelAllAndDecide()
    }
    for (i in readyQueues.size - 1 downTo 0) {
      val queue = readyQueues[i]
      queue.cancelAllAndDecide()
      if (queue.futureTasks.isEmpty()) {
        readyQueues.removeAt(i)
      }
    }

    }
  }

  public void testEquivalentFactories() {
    new EqualsTester()
        .addEqualityGroup(Range.all())
        .addEqualityGroup(Range.atLeast(1), Range.downTo(1, CLOSED))
        .addEqualityGroup(Range.greaterThan(1), Range.downTo(1, OPEN))
        .addEqualityGroup(Range.atMost(7), Range.upTo(7, CLOSED))
        .addEqualityGroup(Range.lessThan(7), Range.upTo(7, OPEN))

      return subMap(Range.upTo(toKey, BoundType.forBoolean(inclusive)));
    }

    @Override
    public NavigableMap<Cut<C>, Range<C>> tailMap(Cut<C> fromKey, boolean inclusive) {
      return subMap(Range.downTo(fromKey, BoundType.forBoolean(inclusive)));
    }

    @Override
    public Comparator<? super Cut<C>> comparator() {
      return Ordering.<Cut<C>>natural();
    }

    @Override

    }
  }

  public void testEquivalentFactories() {
    new EqualsTester()
        .addEqualityGroup(Range.all())
        .addEqualityGroup(Range.atLeast(1), Range.downTo(1, CLOSED))
        .addEqualityGroup(Range.greaterThan(1), Range.downTo(1, OPEN))
        .addEqualityGroup(Range.atMost(7), Range.upTo(7, CLOSED))
        .addEqualityGroup(Range.lessThan(7), Range.upTo(7, OPEN))

  }

  /**
   * Returns everything above the endpoint relative to the specified comparator, with the specified
   * endpoint behavior.
   */
  static <T extends @Nullable Object> GeneralRange<T> downTo(
      Comparator<? super T> comparator, @ParametricNullness T endpoint, BoundType boundType) {
    return new GeneralRange<>(comparator, true, endpoint, boundType, false, null, OPEN);
  }

  /**

  }

  /**
   * Returns everything above the endpoint relative to the specified comparator, with the specified
   * endpoint behavior.
   */
  static <T extends @Nullable Object> GeneralRange<T> downTo(
      Comparator<? super T> comparator, @ParametricNullness T endpoint, BoundType boundType) {
    return new GeneralRange<>(comparator, true, endpoint, boundType, false, null, OPEN);
  }

  /**

    rangesBuilder.add(Range.<Integer>all());
    for (int i = -2; i <= 2; i++) {
      for (BoundType boundType : BoundType.values()) {
        rangesBuilder.add(Range.upTo(i, boundType));
        rangesBuilder.add(Range.downTo(i, boundType));
      }
      for (int j = i + 1; j <= 2; j++) {
        for (BoundType lbType : BoundType.values()) {
          for (BoundType ubType : BoundType.values()) {

 */
internal fun String.indexOfLastNonAsciiWhitespace(
  startIndex: Int = 0,
  endIndex: Int = length,
): Int {
  for (i in endIndex - 1 downTo startIndex) {
    when (this[i]) {
      '\t', '\n', '\u000C', '\r', ' ' -> Unit
      else -> return i + 1
    }
  }
  return startIndex
}

    for (int i = MIN_BOUND; i <= MAX_BOUND; i++) {
      for (BoundType boundType : BoundType.values()) {
        queryBuilder.add(Range.upTo(i, boundType));
        queryBuilder.add(Range.downTo(i, boundType));
      }
      queryBuilder.add(Range.singleton(i));
      queryBuilder.add(Range.openClosed(i, i));
      queryBuilder.add(Range.closedOpen(i, i));

    for (int i = MIN_BOUND; i <= MAX_BOUND; i++) {
      for (BoundType boundType : BoundType.values()) {
        queryBuilder.add(Range.upTo(i, boundType));
        queryBuilder.add(Range.downTo(i, boundType));
      }
      queryBuilder.add(Range.singleton(i));
      queryBuilder.add(Range.openClosed(i, i));
      queryBuilder.add(Range.closedOpen(i, i));