DateUtils(MongoDB)

这个博客展示了如何使用Java的LocalDateTime类在Mongo环境中获取前一天的开始时间、结束时间和日期。通过DateUtilsTest类的静态方法,可以轻松获取2022-02-28日的00:00和23:59:59.999999999时刻,以及该日期本身。

1.日期工具类(Mongo版)

public class DateUtilsTest {

    //TODO ====================== LocalDateTime 相关 ======================

    //获取前一天开始时间:2022-02-28T00:00
    public static LocalDateTime getLastDayStartTime(){
        return LocalDateTime.now().minusDays(1).with(LocalTime.MIN);
    }
    //获取前一天结束时间:2022-02-28T23:59:59.999999999
    public static LocalDateTime getLastDayEndTime(){
        return LocalDateTime.now().minusDays(1).with(LocalTime.MAX);
    }

    //获取前一天日期:2022-02-28
    public static LocalDate getLastDayEnd(){
        return LocalDate.now().minusDays(1);
    }

    public static void main(String[] args) {
        System.out.println(getLastDayStartTime());
        System.out.println(getLastDayEndTime());
        System.out.println(getLastDayEnd());
    }
}
@Transactional(rollbackFor = Exception.class, isolation = Isolation.SERIALIZABLE, propagation = Propagation.REQUIRED) @ReadMaster @Override public ResultVo<RewardRecordVo> luckyDraw(Long userId) { //获取今天的年月日 String date = DateUtils.dateTimeNow(DateUtils.YYYY_MM_DD); String userIdStr = String.valueOf(userId); //锁 String rechargeLock = RedisKeyEnum.LUCKY_DRAW_LOCK.getKey() + userId; //加锁 if (!redisLockUtil.tryLock(rechargeLock, 5, 10, TimeUnit.SECONDS)) { return ResultVoUtil.error(51065, "系统繁忙", null); } try { Long activityId = ActivityIdEnum.LUCKY_DRAW.getKey(); int count = 0; //获取当前剩余次数 String luckyDrawCurrentCountKey = RedisKeyEnum.LUCKY_DRAW_CURRENT_COUNT.getKey() + date; String luckyDrawTotalCountKey = RedisKeyEnum.LUCKY_DRAW_TODAY_COUNT.getKey() + date; if (redisCache.hHasKey(luckyDrawCurrentCountKey, userIdStr)) { count = (Integer) redisCache.hget(luckyDrawCurrentCountKey, userIdStr); } else { //不存在则初始化 count = 1; //当前次数 每日免费抽一次 redisCache.hset(luckyDrawCurrentCountKey, userIdStr, count, RedisKeyEnum.LUCKY_DRAW_CURRENT_COUNT.getExpire()); //当天总次数 4次包含(每日免费抽一次) redisCache.hset(luckyDrawTotalCountKey, userIdStr, 4, RedisKeyEnum.LUCKY_DRAW_TODAY_COUNT.getExpire()); } Integer totalCount = (Integer) redisCache.hget(luckyDrawTotalCountKey, userIdStr); AssertUtil.isTrue(totalCount > 0, "51186"); //校验今日次数是否用完 AssertUtil.isTrue(count > 0, "51187"); //当前次数不够 //判断是否是今日第一次抽奖 Integer randomType = totalCount == 4 ? 1 : 0; //获取奖励池项 List<GameRewardPoolItemBo> listRewardItem = getGameRewardPoolItemBos(activityId, randomType); long rewardRecordId = IdWorker.getId(); GameRewardPoolItemBo gameRewardPoolItemBo = getGameReward(userId, listRewardItem, rewardRecordId); //减去当前次数 redisCache.hset(luckyDrawCurrentCountKey, userIdStr, count - 1); redisCache.hset(luckyDrawTotalCountKey, userIdStr, totalCount - 1); //添加抽奖记录 RewardRecordDoc rewardRecordDoc = new RewardRecordDoc(); BeanUtils.copyProperties(gameRewardPoolItemBo, rewardRecordDoc); rewardRecordDoc.setId(rewardRecordId); rewardRecordDoc.setUserId(userId); rewardRecordDoc.setRewardId(gameRewardPoolItemBo.getRewardId()); rewardRecordDoc.setActivityId(activityId); rewardRecordDoc.setStatus(0); rewardRecordDoc.setCreateTime(new Date()); rewardRecordDoc.setIsDelete(0); rewardRecordDocMongo.save(rewardRecordDoc); //发送站内通知 gameSysNoticeService.sendLuckyDrawNotice(userId, gameRewardPoolItemBo); //todo 后期 发送邮箱 //返回奖励信息 RewardRecordVo rewardRecordVo = new RewardRecordVo(); BeanUtils.copyProperties(gameRewardPoolItemBo, rewardRecordVo); rewardRecordVo.setRewardRecordId(rewardRecordId); return ResultVoUtil.success(rewardRecordVo); } catch (Exception e) { log.error("抽奖异常, userId: {}, date: {}", userId, date, e); // 手动回滚 TransactionAspectSupport.currentTransactionStatus().setRollbackOnly(); throw e; } finally { //释放锁 redisLockUtil.unlock(rechargeLock); } } 到了rewardRecordDocMongo.save(rewardRecordDoc);这里报错了 但是事务没有回滚
11-01
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