rajinisivaram commented on a change in pull request #9622:
URL: https://github.com/apache/kafka/pull/9622#discussion_r544515142
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File path: core/src/main/scala/kafka/server/MetadataCache.scala
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@@ -314,9 +315,16 @@ class MetadataCache(brokerId: Int) extends Logging {
error(s"Listeners are not identical across brokers: $aliveNodes")
}
+ val newTopicIds = updateMetadataRequest.topicStates().asScala
+ .map(topicState => (topicState.topicName(), topicState.topicId()))
+ .filter(_._2 != Uuid.ZERO_UUID).toMap
+ val topicIds = mutable.Map.empty[String, Uuid]
+ topicIds.addAll(metadataSnapshot.topicIds)
+ topicIds.addAll(newTopicIds)
Review comment:
Yes, that was my suggestion too, but my wording wasn't right. I will
reword that to avoid confusion.
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