private static void readExternal(@NotNull Element root, List<PathElement[]> list, @NotNull String name) {
    list.clear();
    for (Element element : root.getChildren(name)) {
      for (Element child : element.getChildren(PATH_TAG)) {
        PathElement[] path = XmlSerializer.deserialize(child, PathElement[].class);
        list.add(path);
      }
    }
  }
private static void readExternal(@NotNull Element root, List<PathElement[]> list, @NotNull String name)