redis操作

@Override    public Boolean expire(String key, int second) {        final String finalkey = key;        final long finalsecond = second;        @SuppressWarnings({ "unchecked", "unchecked" })        Boolean result=(Boolean) jedisTemplate.execute(new RedisCallback<Boolean>(){            @Override            public Boolean doInRedis(RedisConnection connection) throws DataAccessException {                RedisSerializer<String> redisSerializer = jedisTemplate.getStringSerializer();                byte[] key1 = redisSerializer.serialize(finalkey);                return connection.expire(key1, finalsecond);            }                   });        //long curren = System.currentTimeMillis();        //curren += second;        //Date da = new Date(curren);        //Boolean result = jedisTemplate.expireAt(key, da);        return result;    }