this.mQClientFactory.getMQClientAPIImpl()
.getTopicRouteInfoFromNameServer(topic, 1000 * 3);
if (topicRouteData != null) {
TopicPublishInfo topicPublishInfo =
MQClientInstance.topicRouteData2TopicPublishInfo(topic, topicRouteData);
if (topicPublishInfo != null && topicPublishInfo.ok()) {
return topicPublishInfo.getMessageQueueList();
}
}
}
catch (Exception e) {