redis限流

//redis限流
public boolean tryAcuire(String key,int expireSeconds,int checkNum){
boolean acquireResult = redisClient.execute(key, new JedisAction<Boolean>() {
    @Override
    public Boolean action(Jedis jedis) {
        try {
            String setNxResult = jedis.set(key, "1", "NX", "EX",expireSeconds);
            if("OK".equals(setNxResult)){
                return true;
            }
            Long num =  jedis.incr(key);
            if (num == 1) {
                jedis.expire(key, expireSeconds);
            }
            if (num > checkNum) {
                return false;
            }
            return true;
        } catch (Exception e) {
            LOGGER.error("acquireResult error", e);
        }
        return true;
    }
});
return acquireResult;
}