*/
  public static class Builder<C extends Comparable<?>> {
    private final List<Range<C>> ranges;

    public Builder() {
      this.ranges = new ArrayList<>();
    }

    // TODO(lowasser): consider adding union, in addition to add, that does allow overlap

    /**
     * Add the specified range to this builder. Adjacent ranges are permitted and will be merged,

   * of the transitive closure of {@code graph}. In other words, the returned {@link Graph} will not
   * be updated after modifications to {@code graph}.
   *
   * @since NEXT
   */
  // TODO(b/31438252): Consider optimizing for undirected graphs.
  public static <N> ImmutableGraph<N> transitiveClosure(
      Graph<N> graph, TransitiveClosureSelfLoopStrategy strategy) {
    ImmutableGraph.Builder<N> transitiveClosure =

   * WORD_TO_INT.entrySet()} is guaranteed to iterate over the entries in the order {@code "one"=1,
   * "two"=2, "three"=3}, and {@code keySet()} and {@code values()} respect the same order. If you
   * want a different order, consider using {@link #orderEntriesByValue(Comparator)}, which changes
   * this builder to sort entries by value.
   *
   * <p>Builder instances can be reused - it is safe to call {@link #buildOrThrow} multiple times to

   * via its collection views, result in an {@code UnsupportedOperationException}.
   *
   * <p>The returned table will be serializable if the specified table is serializable.
   *
   * <p>Consider using an {@link ImmutableTable}, which is guaranteed never to change.
   *
   * @since 11.0
   */
  public static <R extends @Nullable Object, C extends @Nullable Object, V extends @Nullable Object>

  }

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this
  @Override
  public @Nullable V get(@Nullable Object key) {
    if (key == null) {
      return null;
    }
    int hash = hash(key);
    return segmentFor(hash).get(key, hash);
  }

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this

   * the given class. If the object being tested is {@code null} this predicate evaluates to {@code
   * false}.
   *
   * <p>If you want to filter an {@code Iterable} to narrow its type, consider using {@link
   * com.google.common.collect.Iterables#filter(Iterable, Class)} in preference.
   *
   * <p><b>Warning:</b> contrary to the typical assumptions about predicates (as documented at

   * cache afterward).
   */
  @J2ktIncompatible
  @GwtIncompatible // QueuingRemovalListener

  @SuppressWarnings("ThreadPriorityCheck") // TODO: b/175898629 - Consider onSpinWait.
  public void testRemovalNotification_clear_basher() throws InterruptedException {
    // If a clear() happens close to the end of computation, one of two things should happen:

 * who can't use Java 8, or who want an API more focused than {@code CompletableFuture}. (If you
 * need to adapt between {@code CompletableFuture} and {@code ListenableFuture}, consider <a
 * href="https://github.com/lukas-krecan/future-converter">Future Converter</a>.)
 *
 * <h3>Extension</h3>
 *
 * If you want a class like {@code FluentFuture} but with extra methods, we recommend declaring your

   * cache afterward).
   */
  @J2ktIncompatible
  @GwtIncompatible // QueuingRemovalListener

  @SuppressWarnings("ThreadPriorityCheck") // TODO: b/175898629 - Consider onSpinWait.
  public void testRemovalNotification_clear_basher() throws InterruptedException {
    // If a clear() happens close to the end of computation, one of two things should happen:

    /** Executor service for concurrent search operations across multiple searchers */
    protected ExecutorService executorService;

    /** Size of the window for rank fusion processing, determines how many results to consider */
    protected int windowSize;

    /** Set of available searcher names that can be used for search processing */
    protected Set<String> availableSearcherNameSet;

    /**