private Jedis getActiveSentinel() {
Assert.notNull(this.sentinelConfig);
for (RedisNode node : this.sentinelConfig.getSentinels()) {
Jedis jedis = new Jedis(node.getHost(), node.getPort());
if (jedis.ping().equalsIgnoreCase("pong")) {
return jedis;
}
}
throw new InvalidDataAccessResourceUsageException("no sentinel found");