* Support for {@link ListIterator#set(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */
  SUPPORTS_SET;

  /**
   * A set containing none of the optional features of the {@link Iterator} or {@link ListIterator}
   * interfaces.
   */
  public static final Set<IteratorFeature> UNMODIFIABLE = emptySet();

  /**
   * A set containing all of the optional features of the {@link Iterator} and {@link ListIterator}

    /**
     * Creates a {@link Property} implementation to hold values of the given type. The property has no initial value.
     *
     * <p>For certain types, there are more specialized property factory methods available:</p>
     * <ul>
     * <li>For {@link List} properties, you should use {@link #listProperty(Class)}.</li>
     * <li>For {@link Set} properties, you should use {@link #setProperty(Class)}.</li>

   * contains both {@link Double#POSITIVE_INFINITY} and {@link Double#NEGATIVE_INFINITY} then the
   * result is {@link Double#NaN}. If it contains {@link Double#POSITIVE_INFINITY} and finite values
   * only or {@link Double#POSITIVE_INFINITY} only, the result is {@link Double#POSITIVE_INFINITY}.
   * If it contains {@link Double#NEGATIVE_INFINITY} and finite values only or {@link

   *
   * <p>If the dataset contains {@link Double#NaN} then the result is {@link Double#NaN}. If it
   * contains both {@link Double#POSITIVE_INFINITY} and {@link Double#NEGATIVE_INFINITY} then the
   * result is {@link Double#NaN}. If it contains {@link Double#POSITIVE_INFINITY} and finite values
   * only or {@link Double#POSITIVE_INFINITY} only, the result is {@link Double#POSITIVE_INFINITY}.

[math] is a package but this is not a doc link.

[io] is a doc link.

[math]: https://example.com
-- gofmt --
[math] is a package but this is not a doc link.

[io] is a doc link.

[math]: https://example.com
-- text --
math is a package but this is not a doc link.

io is a doc link.

[math]: https://example.com
-- markdown --
[math](https://example.com) is a package but this is not a doc link.

[io](/io) is a doc link.

 *
 * <ul>
 *   <li>{@link ImmutableDoubleArray}
 *   <li>{@link ImmutableIntArray}
 *   <li>{@link ImmutableLongrray}
 *   <li>{@link UnsignedInteger}
 *   <li>{@link UnsignedLong}
 * </ul>
 *
 * <h3>Per-type static utilities</h3>
 *
 * <ul>
 *   <li>{@link Booleans}
 *   <li>{@link Bytes}
 *       <ul>
 *         <li>{@link SignedBytes}
 *         <li>{@link UnsignedBytes}
 *       </ul>

     * </p>
     * <p>
     * The returned provider won't have a value, i.e., {@link Provider#isPresent} will return {@code false} when:
     * </p>
     * <ul>
     *     <li>the underlying file does not exist;</li>
     *     <li>this {@link FileContents} is connected to a {@link Provider}{@code <}{@link RegularFile}{@code >} with no value;</li>
     * </ul>
     * <p>

  }

  /**
   * A sensible implementation of {@link SortedMultiset#elementSet} in terms of the following
   * methods: {@link SortedMultiset#clear}, {@link SortedMultiset#comparator}, {@link
   * SortedMultiset#contains}, {@link SortedMultiset#containsAll}, {@link SortedMultiset#count},
   * {@link SortedMultiset#firstEntry} {@link SortedMultiset#headMultiset}, {@link

 * a {@link SortedSet}. It cannot hold duplicate key-value pairs; adding a key-value pair that's
 * already in the multimap has no effect. This interface does not specify the ordering of the
 * multimap's keys. See the {@link Multimap} documentation for information common to all multimaps.
 *
 * <p>The {@link #get}, {@link #removeAll}, and {@link #replaceValues} methods each return a {@link

 * <ul>
 * <li>{@link String}</li>
 * <li>{@link Boolean}</li>
 * <li>{@link Character}</li>
 * <li>{@link Byte}</li>
 * <li>{@link Short}</li>
 * <li>{@link Integer}</li>
 * <li>{@link Long}</li>
 * <li>{@link Float}</li>
 * <li>{@link Double}</li>
 * <li>{@link java.math.BigInteger}</li>
 * <li>{@link java.math.BigDecimal}</li>
 * <li>{@link java.io.File}</li>
 * </ul>
 * <p>