public static @Nullable PathMappingSettings readExternal(final @Nullable Element element) {
    if (element == null) {
      return null;
    }

    final Element settingsElement = element.getChild(PathMappingSettings.class.getSimpleName());
    if (settingsElement == null) {
      return null;
    }

    return XmlSerializer.deserialize(settingsElement, PathMappingSettings.class);
  }
public static @Nullable PathMappingSettings readExternal(final @Nullable Element element)