/**
     * Gets a list of role types based on the pager.
     * @param roleTypePager The pager for role types.
     * @return A list of role types.
     */
    public List<RoleType> getRoleTypeList(final RoleTypePager roleTypePager) {

        final PagingResultBean<RoleType> roleTypeList = roleTypeBhv.selectPage(cb -> {
            cb.paging(roleTypePager.getPageSize(), roleTypePager.getCurrentPageNumber());

     * Register roles and labels.
     * @param data The render data.
     */
    protected void registerRolesAndLabels(final RenderData data) {
        RenderDataUtil.register(data, "roleTypeItems", roleTypeService.getRoleTypeList());
    }

    /**
     * Register handler names.
     * @param data The render data.
     */
    protected void registerHandlerNames(final RenderData data) {

     *
     * @param data the render data
     */
    protected void registerRoleTypeItems(final RenderData data) {
        RenderDataUtil.register(data, "roleTypeItems", roleTypeService.getRoleTypeList());
    }

    // ===================================================================================
    //                                                                        Small Helper

        RenderDataUtil.register(data, "labelSettingEnabled", fessConfig.isFormAdminLabelInConfigEnabled());
        RenderDataUtil.register(data, "roleTypeItems", roleTypeService.getRoleTypeList());
        RenderDataUtil.register(data, "labelTypeItems", labelTypeService.getLabelTypeList());
    }

    // ===================================================================================

        RenderDataUtil.register(data, "labelSettingEnabled", fessConfig.isFormAdminLabelInConfigEnabled());
        RenderDataUtil.register(data, "roleTypeItems", roleTypeService.getRoleTypeList());
        RenderDataUtil.register(data, "labelTypeItems", labelTypeService.getLabelTypeList());
    }

    // ===================================================================================