public Long getSeq(String key,String hashKey,Long delta) throws BusinessException{try {if (null == delta) {delta=1L;}return redisTemplate.opsForHash().increment(key, hashKey, delta);} catch (Exception e) {  // 若是redis宕机就采用uuid的方式int first = new Random(10).nextInt(8) + 1;int randNo=UUID.randomUUID().toString().hashCode();if (randNo < 0) {randNo=-randNo;}return Long.valueOf(first + String.format("%16d", randNo));}}