static final RegularImmutableSortedSet<Comparable> NATURAL_EMPTY_SET =
      new RegularImmutableSortedSet<>(ImmutableList.<Comparable>of(), Ordering.natural());

  private final transient ImmutableList<E> elements;

  RegularImmutableSortedSet(ImmutableList<E> elements, Comparator<? super E> comparator) {
    super(comparator);
    this.elements = elements;
  }

  @Override
  @CheckForNull

    TreeMultiset<E> multiset = create();
    Iterables.addAll(multiset, elements);
    return multiset;
  }

  private final transient Reference<AvlNode<E>> rootReference;
  private final transient GeneralRange<E> range;
  private final transient AvlNode<E> header;

  TreeMultiset(Reference<AvlNode<E>> rootReference, GeneralRange<E> range, AvlNode<E> endLink) {
    super(range.comparator());

  private static final long serialVersionUID = 0L;

  // Making this non-final is the lesser evil according to Effective
  // Java 2nd Edition Item 76: Write readObject methods defensively.
  private transient AtomicLongArray longs;

  /**
   * Creates a new {@code AtomicDoubleArray} of the given length, with all elements initially zero.
   *
   * @param length the length of the array
   */

    }

    /**
     * Returns the project POM artifact, which is the artifact of the POM of this project. Every project have a POM
     * artifact, even if the existence of backing POM file is NOT a requirement (i.e. for some transient projects).
     *
     * @see org.apache.maven.api.services.ArtifactManager#getPath(Artifact)
     */
    @Nonnull
    default ProducedArtifact getPomArtifact() {
        return getArtifacts().get(0);
    }

    if (result != null) {
      return result;
    } else {
      return defaultValue;
    }
  }

  @LazyInit @RetainedWith @CheckForNull private transient ImmutableSet<Entry<K, V>> entrySet;

  /**
   * Returns an immutable set of the mappings in this map. The iteration order is specified by the
   * method used to create this map. Typically, this is insertion order.

   */
  ImmutableList<E> subListUnchecked(int fromIndex, int toIndex) {
    return new SubList(fromIndex, toIndex - fromIndex);
  }

  class SubList extends ImmutableList<E> {
    final transient int offset;
    final transient int length;

    SubList(int offset, int length) {
      this.offset = offset;
      this.length = length;
    }

    @Override
    public int size() {
      return length;

#### Shared reader thread

    return Objects.hashCode(
        comparator,
        getLowerEndpoint(),
        getLowerBoundType(),
        getUpperEndpoint(),
        getUpperBoundType());
  }

  @LazyInit @CheckForNull private transient GeneralRange<T> reverse;

  /** Returns the same range relative to the reversed comparator. */
  GeneralRange<T> reverse() {
    GeneralRange<T> result = reverse;
    if (result == null) {
      result =

    return Objects.hashCode(
        comparator,
        getLowerEndpoint(),
        getLowerBoundType(),
        getUpperEndpoint(),
        getUpperBoundType());
  }

  @LazyInit @CheckForNull private transient GeneralRange<T> reverse;

  /** Returns the same range relative to the reversed comparator. */
  GeneralRange<T> reverse() {
    GeneralRange<T> result = reverse;
    if (result == null) {
      result =

          "ImmutableSortedMap.Builder does not yet implement buildKeepingLast()");
    }
  }

  private final transient RegularImmutableSortedSet<K> keySet;
  private final transient ImmutableList<V> valueList;
  @CheckForNull private transient ImmutableSortedMap<K, V> descendingMap;

  ImmutableSortedMap(RegularImmutableSortedSet<K> keySet, ImmutableList<V> valueList) {