*
   * @since 23.1 (varargs overload since 17.0)
   */
  public static void verify(
      boolean expression,
      String errorMessageTemplate,
      @CheckForNull Object p1,
      @CheckForNull Object p2,
      @CheckForNull Object p3,
      @CheckForNull Object p4) {
    if (!expression) {
      throw new VerifyException(lenientFormat(errorMessageTemplate, p1, p2, p3, p4));
    }
  }

  /*

    int nextSegmentIndex;
    int nextTableIndex;
    @CheckForNull Segment<K, V> currentSegment;
    @CheckForNull AtomicReferenceArray<ReferenceEntry<K, V>> currentTable;
    @CheckForNull ReferenceEntry<K, V> nextEntry;
    @CheckForNull WriteThroughEntry nextExternal;
    @CheckForNull WriteThroughEntry lastReturned;

    HashIterator() {
      nextSegmentIndex = segments.length - 1;

   */
  boolean contains(
      @CompatibleWith("R") @CheckForNull Object rowKey,
      @CompatibleWith("C") @CheckForNull Object columnKey);

  /**
   * Returns {@code true} if the table contains a mapping with the specified row key.
   *
   * @param rowKey key of row to search for
   */
  boolean containsRow(@CompatibleWith("R") @CheckForNull Object rowKey);

  /**

  private final boolean hasLowerBound;
  @CheckForNull private final T lowerEndpoint;
  private final BoundType lowerBoundType;
  private final boolean hasUpperBound;
  @CheckForNull private final T upperEndpoint;
  private final BoundType upperBoundType;

  private GeneralRange(
      Comparator<? super T> comparator,
      boolean hasLowerBound,
      @CheckForNull T lowerEndpoint,
      BoundType lowerBoundType,

      return descendingMultiset = result;
    }
    return result;
  }

  @Override
  @CheckForNull
  public Entry<E> firstEntry() {
    return delegate().firstEntry();
  }

  @Override
  @CheckForNull
  public Entry<E> lastEntry() {
    return delegate().lastEntry();
  }

  @Override
  @CheckForNull
  public Entry<E> pollFirstEntry() {
    throw new UnsupportedOperationException();
  }

      return descendingMultiset = result;
    }
    return result;
  }

  @Override
  @CheckForNull
  public Entry<E> firstEntry() {
    return delegate().firstEntry();
  }

  @Override
  @CheckForNull
  public Entry<E> lastEntry() {
    return delegate().lastEntry();
  }

  @Override
  @CheckForNull
  public Entry<E> pollFirstEntry() {
    throw new UnsupportedOperationException();
  }

    this.singleKey = singleKey;
    this.singleValue = singleValue;
    this.inverse = inverse;
  }

  @Override
  @CheckForNull
  public V get(@CheckForNull Object key) {
    return singleKey.equals(key) ? singleValue : null;
  }

  @Override
  public int size() {
    return 1;
  }

  @Override

  @CanIgnoreReturnValue
  @Override
  @CheckForNull
  public V remove(@CheckForNull Object key) {
    return delegate().remove(key);
  }

  @Override
  public void clear() {
    delegate().clear();
  }

  @Override
  public boolean containsKey(@CheckForNull Object key) {
    return delegate().containsKey(key);
  }

  @Override
  public boolean containsValue(@CheckForNull Object value) {

   * not have been inserted consecutively.
   */
  @CheckForNull private final List<NodeConnection<N>> orderedNodeConnections;

  private int predecessorCount;
  private int successorCount;

  private DirectedGraphConnections(
      Map<N, Object> adjacentNodeValues,
      @CheckForNull List<NodeConnection<N>> orderedNodeConnections,
      int predecessorCount,
      int successorCount) {

    @Override
    public boolean containsKey(@CheckForNull Object key) {
      return get(key) != null;
    }

    @Override
    public void clear() {
      FilteredEntryMultimap.this.clear();
    }

    @Override
    @CheckForNull
    public Collection<V> get(@CheckForNull Object key) {
      Collection<V> result = unfiltered.asMap().get(key);