}
                            if (!hasAccessToken || roleSet.isEmpty()) {
                                roleSet.addAll(fessConfig.getSearchGuestRoleList());
                            }
                        });
            } catch (final RuntimeException e) {
                try {

    }

    String getRoleSearchUserPrefix();

    String getRoleSearchGuestPermissions();

    default List<String> getSearchGuestRoleList() {
        @SuppressWarnings("unchecked")
        List<String> list = (List<String>) propMap.get(SEARCH_GUEST_ROLE_LIST);
        if (list == null) {