if (trySplit != null) {
        assertEquals(
            "sum of estimated sizes of trySplit and original spliterator after trySplit",
            originalSize,
            trySplit.estimateSize() + spliterator.estimateSize());
      } else {
        assertEquals(
            "estimated size of spliterator after failed trySplit",
            originalSize,
            spliterator.estimateSize());
      }
    }

   *         .putAll('a', Arrays.asList('s', 'p', 'a', 'r', 'a', 'g', 'u', 's'))
   *         .putAll('c', Arrays.asList('h', 'e', 'r', 'r', 'y'))
   *         .build();
   *
   * // after deduplication, the resulting multimap is equivalent to
   *
   * static final ImmutableSetMultimap<Character, Character> FIRST_LETTER_MULTIMAP =
   *     ImmutableSetMultimap.<Character, Character>builder()

      Comparator<T> comparator) {
    return new LexicographicalOrdering<S>(checkNotNull(comparator));
  }

  /**
   * Returns {@code true} if each element in {@code iterable} after the first is greater than or
   * equal to the element that preceded it, according to the specified comparator. Note that this is
   * always true when the iterable has fewer than two elements.
   */

  }

  /**
   * Returns an iterable whose iterators cycle indefinitely over the elements of {@code iterable}.
   *
   * <p>That iterator supports {@code remove()} if {@code iterable.iterator()} does. After {@code
   * remove()} is called, subsequent cycles omit the removed element, which is no longer in {@code
   * iterable}. The iterator's {@code hasNext()} method returns {@code true} until {@code iterable}
   * is empty.
   *

      }
      laterCount--;
      canRemove = true;
      /*
       * requireNonNull is safe because laterCount starts at 0, forcing us to initialize
       * currentEntry above. After that, we never clear it.
       */
      return requireNonNull(currentEntry).getElement();
    }

    @Override
    public void remove() {
      checkRemove(canRemove);
      if (totalCount == 1) {

    for (Type bound : bounds) {
      Type componentType = getComponentType(bound);
      if (componentType != null) {
        // Only the first bound can be a class or array.
        // Bounds after the first can only be interfaces.
        if (componentType instanceof Class) {
          Class<?> componentClass = (Class<?>) componentType;
          if (componentClass.isPrimitive()) {
            return componentClass;

   * elements are in the first {@code k} positions of {@code contents}, and {@code contents[i] ==
   * null} for {@code k <= i < n}.
   *
   * <p>This method takes ownership of {@code contents}; do not modify {@code contents} after this
   * returns.
   *
   * @throws NullPointerException if any of the first {@code n} elements of {@code contents} is null
   */
  static <E> ImmutableSortedSet<E> construct(

    return fromEntries(comparator, sameComparator, entryArray, entryArray.length);
  }

  @SuppressWarnings("nullness") // TODO: b/316358623 - Remove after checker fix.
  private static <K, V> ImmutableSortedMap<K, V> fromEntries(
      final Comparator<? super K> comparator,
      boolean sameComparator,
      @Nullable Entry<K, V>[] entryArray,
      int size) {

 * instance contains a list of listeners, each with an associated {@code Executor}, and guarantees
 * that every {@code Runnable} that is {@linkplain #add added} will be executed after {@link
 * #execute()} is called. Any {@code Runnable} added after the call to {@code execute} is still
 * guaranteed to execute. There is no guarantee, however, that listeners will be executed in the
 * order that they are added.
 *

           * requireNonNull is safe because the listener stack never contains TOMBSTONE until after
           * clearListeners.
           */
          executeListener(task, requireNonNull(curr.executor));
        }
      }
      break;
    }
  }

  /**
   * Callback method that is called exactly once after the future is completed.
   *