}

  @Override
  public NavigableSet<E> elementSet() {
    return (NavigableSet<E>) super.elementSet();
  }

  @Override
  NavigableSet<E> createElementSet() {
    return new SortedMultisets.NavigableElementSet<>(this);
  }

  @Override
  public Comparator<? super E> comparator() {
    return comparator;
  }

  @Override
  public @Nullable Entry<E> firstEntry() {

     */
    @SuppressWarnings("unchecked")
    @Override
    public <T extends DfsReferralData> T unwrap(final Class<T> type) {
        if (type.isAssignableFrom(this.getClass())) {
            return (T) this;
        }
        throw new ClassCastException();
    }

    @Override
    public long getExpiration() {
        return this.expiration;
    }

    @Override
    public int getPathConsumed() {

    }
  }

  private static class BaseTypeVisitor extends TypeVisitor {
    @Override
    void visitTypeVariable(TypeVariable<?> t) {
      throw new UnsupportedOperationException();
    }

    @Override
    void visitWildcardType(WildcardType t) {
      throw new UnsupportedOperationException();
    }

    @Override
    void visitParameterizedType(ParameterizedType t) {

  /*
   * TODO(cpovirk): if we start to override indexOf/lastIndexOf under GWT, we'll want some way to
   * override subList to return an ImmutableSortedAsList for better performance. Right now, I'm not
   * sure there's any performance hit from our failure to override subListUnchecked under GWT
   */
  @Override
  ImmutableList<E> subListUnchecked(int fromIndex, int toIndex) {

    public DefaultProjectBuilderConfiguration() {}

    @Override
    public ProjectBuilderConfiguration setGlobalProfileManager(ProfileManager globalProfileManager) {
        this.globalProfileManager = globalProfileManager;
        return this;
    }

    @Override
    public ProfileManager getGlobalProfileManager() {
        return globalProfileManager;
    }

    @Override

     */
    @Override
    public CommonServerMessageBlockResponse getNextResponse() {
        return (CommonServerMessageBlockResponse) getNext();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockResponse#prepare(jcifs.internal.CommonServerMessageBlockRequest)
     */
    @Override

  protected ForwardingSortedSet() {}

  @Override
  protected abstract SortedSet<E> delegate();

  @Override
  public @Nullable Comparator<? super E> comparator() {
    return delegate().comparator();
  }

  @Override
  @ParametricNullness
  public E first() {
    return delegate().first();
  }

  @Override
  public SortedSet<E> headSet(@ParametricNullness E toElement) {

  @Override
  @Nullable Object[] internalArray() {
    return elements;
  }

  @Override
  int internalArrayStart() {
    return 0;
  }

  @Override
  int internalArrayEnd() {
    return size;
  }

  @Override
  int copyIntoArray(@Nullable Object[] dst, int offset) {
    arraycopy(elements, 0, dst, offset, size);
    return offset + size;
  }

  @Override
  ImmutableList<E> createAsList() {

      this.delay = delay;
    }

    @Override
    protected void doStart() {
      new Thread() {
        @Override
        public void run() {
          Uninterruptibles.sleepUninterruptibly(delay, MILLISECONDS);
          notifyStarted();
        }
      }.start();
    }

    @Override
    protected void doStop() {
      new Thread() {
        @Override
        public void run() {

    }

    @Override
    public boolean addAll(final int index, final Collection<? extends Map<String, Object>> c) {
        return parent.addAll(index, c);
    }

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

    @Override
    public boolean contains(final Object o) {
        return parent.contains(o);
    }

    @Override