编程式事务

    @Resource
    private TransactionTemplate transactionTemplate;



transactionTemplate.execute(transactionStatus -> {
            List<MenuBo> menuBos1 = new ArrayList<>();
            try {
                menuBos1 = menuMapper.selectList(new LambdaQueryWrapper<MenuBo>().eq(MenuBo::getPeId, p.getId()));
            } catch (Exception e) {
                log.info("获取菜单 出现了异常，回滚中");
                transactionStatus.setRollbackOnly();
            }
            return menuBos1;
        });