private void loadAdvancedAnnotations(@NotNull AnnotationPanelModel model) {
    // No project-specific annotations are possible for default project
    if (myProject.isDefault()) return;
    String loading = JavaBundle.message("loading.additional.annotations");
    myCombo.addItem(loading);
    DumbService.getInstance(myProject).runWhenSmart(() -> {
      ReadAction.nonBlocking(model::getAdvancedAnnotations)
        .finishOnUiThread(ModalityState.any(), advancedAnnotations -> {
          myCombo.removeItem(loading);
          int count = myCombo.getItemCount();
          Object selectedItem = myCombo.getSelectedItem();
          List<String> newItems = Stream.concat(
            IntStream.range(0, count).mapToObj(myCombo::getItemAt),
            advancedAnnotations.stream()).sorted().distinct().toList();
          myCombo.removeAllItems();
          newItems.forEach(myCombo::addItem);
          myCombo.setSelectedItem(selectedItem);
        }).submit(AppExecutorUtil.getAppExecutorService());
    });
    myCombo.addActionListener(new ActionListener() {
      Object previous = myCombo.getSelectedItem();

      @Override
      public void actionPerformed(ActionEvent e) {
        Object item = myCombo.getSelectedItem();
        if (item == loading) {
          myCombo.setSelectedItem(previous);
        } else {
          previous = item;
        }
      }
    });
  }
private void loadAdvancedAnnotations(@NotNull AnnotationPanelModel model)