/**
     * {@inheritDoc}
     *
     * @see java.util.Iterator#hasNext()
     */
    @Override
    public boolean hasNext() {
        return this.next != null;
    }

    /**
     * {@inheritDoc}
     *
     * @see java.util.Iterator#next()
     */
    @Override
    public SmbResource next() {
        final SmbResource n = this.next;

        } catch (NullPointerException | ClassCastException e) {
          return false;
        }
      }

      @Override
      public Iterator<Entry<K, V>> iterator() {
        return delegate().iterator();
      }

      @Override
      public int size() {
        return delegate().size();
      }

      @Override
      public boolean remove(Object o) {

  }

  protected K getKeyForNullValue() {
    return getEntryNullReplaces().getKey();
  }

  private Entry<K, V> getEntryNullReplaces() {
    Iterator<Entry<K, V>> entries = getSampleElements().iterator();
    for (int i = 0; i < getNullLocation(); i++) {
      entries.next();
    }
    return entries.next();
  }

  /**

    return indexBeforeRemove - 1;
  }

  @Override
  public Iterator<E> iterator() {
    Set<E> delegate = delegateOrNull();
    if (delegate != null) {
      return delegate.iterator();
    }
    return new Iterator<E>() {
      int expectedMetadata = metadata;
      int currentIndex = firstEntryIndex();
      int indexToRemove = -1;

                    boolean notified = false;
                    final Iterator<Entry<Long, Response>> iterator = this.response_map.entrySet().iterator();
                    while (iterator.hasNext()) {
                        final Response resp = iterator.next().getValue();
                        resp.exception(ex);
                        iterator.remove();
                        notified = true;

                    }

   */
  public static <T extends @Nullable Object> boolean isInOrder(
      Iterable<? extends T> iterable, Comparator<T> comparator) {
    checkNotNull(comparator);
    Iterator<? extends T> it = iterable.iterator();
    if (it.hasNext()) {
      T prev = it.next();
      while (it.hasNext()) {
        T next = it.next();
        if (comparator.compare(prev, next) > 0) {
          return false;
        }

    this.delegate = delegate;
  }

  @Override
  boolean isPartialView() {
    return false;
  }

  @Override
  public UnmodifiableIterator<E> iterator() {
    return Iterators.unmodifiableIterator(delegate.iterator());
  }

  @Override
  public int size() {
    return delegate.size();
  }

  @Override
  public boolean contains(@Nullable Object object) {

 * elementsToInsert}, the elements to be passed to {@code set()} and {@code add()} calls; {@code
 * features}, the features supported by the iterator; and {@code expectedElements}, the elements the
 * iterator should return in order.
 *
 * <p>The items in {@code elementsToInsert} will be repeated if {@code steps} is larger than the
 * number of provided elements.
 *
 * @author Chris Povirk
 */

    this.nodeToOutEdge = checkNotNull(nodeToEdgeMap);
    this.targetNode = checkNotNull(targetNode);
  }

  @Override
  public UnmodifiableIterator<E> iterator() {
    E connectingEdge = getConnectingEdge();
    return (connectingEdge == null)
        ? ImmutableSet.<E>of().iterator()
        : Iterators.singletonIterator(connectingEdge);
  }

  @Override
  public int size() {
    return getConnectingEdge() == null ? 0 : 1;
  }

     *
     * @param pairs the list of AV pairs to modify
     * @param type the AV pair type to remove
     */
    public static void remove(final List<AvPair> pairs, final int type) {
        final Iterator<AvPair> it = pairs.iterator();
        while (it.hasNext()) {
            final AvPair p = it.next();
            if (p.getType() == type) {
                it.remove();
            }
        }
    }

    /**