boolean hasLowBound = this.hasLowerBound;
    T lowEnd = getLowerEndpoint();
    BoundType lowType = getLowerBoundType();
    if (!hasLowerBound()) {
      hasLowBound = other.hasLowerBound;
      lowEnd = other.getLowerEndpoint();
      lowType = other.getLowerBoundType();
    } else if (other.hasLowerBound()) {

    boolean hasLowBound = this.hasLowerBound;
    T lowEnd = getLowerEndpoint();
    BoundType lowType = getLowerBoundType();
    if (!hasLowerBound()) {
      hasLowBound = other.hasLowerBound;
      lowEnd = other.getLowerEndpoint();
      lowType = other.getLowerBoundType();
    } else if (other.hasLowerBound()) {

  private AvlNode<E> firstNode() {
    AvlNode<E> root = rootReference.get();
    if (root == null) {
      return null;
    }
    AvlNode<E> node;
    if (range.hasLowerBound()) {
      // The cast is safe because of the hasLowerBound check.
      E endpoint = uncheckedCastNullableTToT(range.getLowerEndpoint());
      node = root.ceiling(comparator(), endpoint);
      if (node == null) {
        return null;
      }

  private AvlNode<E> firstNode() {
    AvlNode<E> root = rootReference.get();
    if (root == null) {
      return null;
    }
    AvlNode<E> node;
    if (range.hasLowerBound()) {
      // The cast is safe because of the hasLowerBound check.
      E endpoint = uncheckedCastNullableTToT(range.getLowerEndpoint());
      node = root.ceiling(comparator(), endpoint);
      if (node == null) {
        return null;
      }

    private final boolean positiveBoundedAbove;

    private final int size;

    ComplementRanges() {
      this.positiveBoundedBelow = ranges.get(0).hasLowerBound();
      this.positiveBoundedAbove = Iterables.getLast(ranges).hasUpperBound();

      int size = ranges.size() - 1;
      if (positiveBoundedBelow) {
        size++;
      }

    private final boolean positiveBoundedAbove;

    private final int size;

    ComplementRanges() {
      this.positiveBoundedBelow = ranges.get(0).hasLowerBound();
      this.positiveBoundedAbove = Iterables.getLast(ranges).hasUpperBound();

      int size = ranges.size() - 1;
      if (positiveBoundedBelow) {
        size++;
      }

    }
  }

  /** Returns {@code true} if this range has a lower endpoint. */
  public boolean hasLowerBound() {
    return lowerBound != Cut.belowAll();
  }

  /**
   * Returns the lower endpoint of this range.
   *
   * @throws IllegalStateException if this range is unbounded below (that is, {@link
   *     #hasLowerBound()} returns {@code false})
   */
  public C lowerEndpoint() {
    return lowerBound.endpoint();

      Range<C> range, DiscreteDomain<C> domain) {
    checkNotNull(range);
    checkNotNull(domain);
    Range<C> effectiveRange = range;
    try {
      if (!range.hasLowerBound()) {
        effectiveRange = effectiveRange.intersection(Range.atLeast(domain.minValue()));
      }
      if (!range.hasUpperBound()) {
        effectiveRange = effectiveRange.intersection(Range.atMost(domain.maxValue()));

    }
  }

  /** Returns {@code true} if this range has a lower endpoint. */
  public boolean hasLowerBound() {
    return lowerBound != Cut.belowAll();
  }

  /**
   * Returns the lower endpoint of this range.
   *
   * @throws IllegalStateException if this range is unbounded below (that is, {@link
   *     #hasLowerBound()} returns {@code false})
   */
  public C lowerEndpoint() {
    return lowerBound.endpoint();

      Range<C> range, DiscreteDomain<C> domain) {
    checkNotNull(range);
    checkNotNull(domain);
    Range<C> effectiveRange = range;
    try {
      if (!range.hasLowerBound()) {
        effectiveRange = effectiveRange.intersection(Range.atLeast(domain.minValue()));
      }
      if (!range.hasUpperBound()) {
        effectiveRange = effectiveRange.intersection(Range.atMost(domain.maxValue()));