guyinyou commented on a change in pull request #3208:
URL: https://github.com/apache/rocketmq/pull/3208#discussion_r680914439
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File path:
client/src/main/java/org/apache/rocketmq/client/impl/producer/DefaultMQProducerImpl.java
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@@ -713,15 +713,25 @@ private TopicPublishInfo tryToFindTopicPublishInfo(final
String topic) {
TopicPublishInfo topicPublishInfo =
this.topicPublishInfoTable.get(topic);
if (null == topicPublishInfo || !topicPublishInfo.ok()) {
this.topicPublishInfoTable.putIfAbsent(topic, new
TopicPublishInfo());
- this.mQClientFactory.updateTopicRouteInfoFromNameServer(topic);
topicPublishInfo = this.topicPublishInfoTable.get(topic);
+ if (!topicPublishInfo.checkNotFoundFlag()) {
Review comment:
(line715)
`this.topicPublishInfoTable.putIfAbsent(topic, new TopicPublishInfo());`
So theoretically topicPublishInfo is not empty.
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