DL1231 commented on code in PR #19577:
URL: https://github.com/apache/kafka/pull/19577#discussion_r2447028832
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clients/src/main/java/org/apache/kafka/clients/consumer/internals/CommitRequestManager.java:
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@@ -700,15 +701,22 @@ class OffsetCommitRequestState extends
RetriableRequestState {
}
public NetworkClientDelegate.UnsentRequest toUnsentRequest() {
+ Map<String, Uuid> topicIds = metadata.topicIds();
+ boolean canUseTopicIds = true;
Map<String, OffsetCommitRequestData.OffsetCommitRequestTopic>
requestTopicDataMap = new HashMap<>();
for (Map.Entry<TopicPartition, OffsetAndMetadata> entry :
offsets.entrySet()) {
TopicPartition topicPartition = entry.getKey();
OffsetAndMetadata offsetAndMetadata = entry.getValue();
+ Uuid topicId = topicIds.getOrDefault(topicPartition.topic(),
Uuid.ZERO_UUID);
+ if (topicId.equals(Uuid.ZERO_UUID)) {
+ canUseTopicIds = false;
Review Comment:
Perhaps relying on the periodic metadata refresh mechanism is sufficient in
this case. If the server does not support topic IDs, actively updating metadata
here might lead to a metadata storm and waste resources.
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