private Map<String, String> saveTabbedPaneSelectedTabs() {
    final Map<String, String> result = new HashMap<>();
    FormEditingUtil.iterate(getRootContainer(), component -> {
      if (component instanceof RadTabbedPane tabbedPane) {
        RadComponent c = tabbedPane.getSelectedTab();
        if (c != null) {
          result.put(tabbedPane.getId(), c.getId());
        }
      }
      return true;
    });
    return result;
  }
private Map<String, String> saveTabbedPaneSelectedTabs()