public Iterator<E> iterator() {
      return Iterators.unmodifiableIterator(delegate.iterator());
    }

    @Override
    public boolean add(@ParametricNullness E element) {
      throw new UnsupportedOperationException();
    }

    @Override
    public int add(@ParametricNullness E element, int occurrences) {
      throw new UnsupportedOperationException();
    }

    @Override

 *  Be more aggressive about testing pooled sockets before reuse. (thanks
    warpspin)
 *  Include `Content-Type` and `Content-Encoding` in the Apache HTTP client
    adapter. (thanks kwuollett)
 *  Add a media type class to OkHttp.
 *  Change custom header prefix:

    ```
    X-Android-Sent-Millis is now OkHttp-Sent-Millis
    X-Android-Received-Millis is now OkHttp-Received-Millis

    new EqualsTester()
        .addEqualityGroup(wrapperFunction.apply(instance), wrapperFunction.apply(instance))
        .addEqualityGroup(wrapperFunction.apply(generator.newFreshProxy(interfaceType)))
        // TODO: add an overload to EqualsTester to print custom error message?
        .testEquals();
  }

  private static <T> void testToString(
      Class<T> interfaceType, Function<? super T, ? extends T> wrapperFunction) {

        }
    }

  fun enable(
    loggerClass: String,
    handler: Handler = logHandler(),
  ): Closeable {
    val logger = Logger.getLogger(loggerClass)
    if (configuredLoggers.add(logger)) {
      logger.addHandler(handler)
      logger.level = Level.FINEST
    }
    return Closeable {
      logger.removeHandler(handler)
    }
  }

     */
    public ProtwordsCreator() {
        super("protwords.*\\.txt");
    }

    /**
     * Registers this creator with the dictionary manager.
     * This method is called automatically after construction to add this creator to the dictionary manager.
     */
    @PostConstruct
    public void register() {
        if (logger.isInfoEnabled()) {
            logger.info("Loaded {}", this.getClass().getSimpleName());
        }

    }

    /**
     * Adds a score booster.
     * @param scoreBooster The score booster.
     */
    protected void addScoreBooster(final ScoreBooster scoreBooster) {
        scoreBoosterList.add(scoreBooster);
        scoreBoosterList.sort((b1, b2) -> b2.getPriority() - b1.getPriority());
    }

 *
 * @author Chris Povirk
 */
@GwtCompatible
public enum IteratorFeature {
  /** Support for {@link Iterator#remove()}. */
  SUPPORTS_REMOVE,
  /**
   * Support for {@link ListIterator#add(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */
  SUPPORTS_ADD,
  /**
   * Support for {@link ListIterator#set(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */

     * @param column The one-based index of the column containing the problem or {@code -1} if unknown.
     * @param cause The cause of the problem, may be {@code null}.
     */
    void add(SettingsProblem.Severity severity, String message, int line, int column, Exception cause);

                    final KuromojiItem newItem = updater.write(item);
                    if (newItem != null) {
                        itemList.add(newItem);
                    } else {
                        id--;
                    }
                } else {
                    itemList.add(item);
                }
            }
            if (updater != null) {
                final KuromojiItem item = updater.commit();

            return;
        }

        // Add to text content
        if (StringUtil.isNotBlank(key)) {
            textBuilder.append(key).append(fieldSeparator).append(value).append(lineSeparator);
        } else {
            textBuilder.append(value).append(lineSeparator);
        }

        // Add to metadata if at top level
        if (depth <= 1 && StringUtil.isNotBlank(key)) {