/**
   * Returns a list of the XMLDOMNotation objects present in the document type declaration.
   *
   * @return notations
   */
  @JsxGetter
  public Object getNotations() {
    final DomDocumentType domDocumentType = getDomNodeOrDie();
    final NamedNodeMap notations = domDocumentType.getNotations();
    if (null != notations) {
      return notations;
    }

    return "";
  }