/**
     * 先頭に追加します。
     *
     * @param element
     *            追加するオブジェクト
     */
    public void addFirst(final E element) {
        header.next.addBefore(element);
    }

    /**
     * 最後に追加します。
     *
     * @param element
     *            追加するオブジェクト
     */
    public void addLast(final E element) {
        header.addBefore(element);
    }

    /**

  @Override
  public int add(@ParametricNullness E element, int occurrences) {
    checkNonnegative(occurrences, "occurrences");
    if (occurrences == 0) {
      return count(element);
    }
    checkArgument(range.contains(element));
    AvlNode<E> root = rootReference.get();
    if (root == null) {
      int unused = comparator().compare(element, element);
      AvlNode<E> newRoot = new AvlNode<>(element, occurrences);

    private final Element propertiesTable
    private final Element methodsTable
    private final Element propertiesSection
    private final Element methodsSection
    ClassDoc superClass
    List<ClassDoc> interfaces = []
    List<ClassDoc> subClasses = []
    List<Element> comment = []

        title.appendChild(literal);
        literal.appendChild(document.createTextNode(blockDoc.getName()));
        title.appendChild(document.createTextNode(" { }"));

        warningsRenderer.renderTo(blockDoc, "script block", section);

        for (Element element : blockDoc.getComment()) {
            section.appendChild(document.importNode(element, true));
        }

            Element element = document.createElement("NO-VALUE-FOR_FIELD");
            element.appendChild(document.createTextNode(targetClass.getClassName() + ":" + parts[1]));
            return element;
        }

        return createLiteralNode(value);
    }

    private Node createLiteralNode(String value) {
        Element element = document.createElement("literal");

      @Override
      protected Multiset<String> create(String[] elements) {
        Multiset<String> multiset1 = LinkedHashMultiset.create();
        Multiset<String> multiset2 = LinkedHashMultiset.create();
        for (int i = 0; i < elements.length; i++) {
          String element = elements[i];
          if (multiset1.contains(element) || multiset2.contains(element)) {
            // add to both; the one already containing it will have more

   * @since 3.0
   */
  // TODO(kevinb): rerun benchmarks including new options
  public <E extends @NonNull T> ImmutableList<E> immutableSortedCopy(Iterable<E> elements) {
    return ImmutableList.sortedCopyOf(this, elements);
  }

  /**
   * Returns {@code true} if each element in {@code iterable} after the first is greater than or

  final transient E element;

  SingletonImmutableSet(E element) {
    this.element = Preconditions.checkNotNull(element);
  }

  @Override
  public int size() {
    return 1;
  }

  @Override
  public boolean contains(@CheckForNull Object target) {
    return element.equals(target);
  }

  @Override
  public UnmodifiableIterator<E> iterator() {

      if (exception == null) {
        exception = ioe
      }
    }
  }
  if (exception != null) {
    throw exception
  }
}

internal fun <E> MutableList<E>.addIfAbsent(element: E) {
  if (!contains(element)) add(element)
}

internal fun Exception.withSuppressed(suppressed: List<Exception>): Throwable =
  apply {
    for (e in suppressed) addSuppressed(e)
  }

                for (Plugin element : src) {
                    Object key = getPluginKey().apply(element);
                    managedPlugins.put(key, element);
                }

                List<Plugin> newPlugins = new ArrayList<>();
                for (Plugin element : target.getPlugins()) {
                    Object key = getPluginKey().apply(element);