/**
* 返回 domain 指定的哈希key值总数
*
* @param domain
* @return
*/
public long lenHset(String domain) {
ShardedJedis shardedJedis = null;
long retList = 0;
try {
shardedJedis = slaveShardedJedisPool.getResource();
retList = shardedJedis.hlen(domain);
} catch (Exception ex) {
logger.error("hkeys error.", ex);
} finally {
returnResource(shardedJedis);
}
return retList;
}
/**
* 通过key返回field的数量
*
* @param key
* @return
*/
public Long hlen(String key) {
ShardedJedis jedis = null;
Long res = null;
try {
jedis = pool.getResource();
res = jedis.hlen(key);
} catch (Exception e) {
pool.returnBrokenResource(jedis);
e.printStackTrace();
} finally {
returnResource(pool, jedis);
}
return res;
}