apoorvmittal10 commented on code in PR #17539:
URL: https://github.com/apache/kafka/pull/17539#discussion_r1816813489
##########
core/src/main/java/kafka/server/share/DelayedShareFetch.java:
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@@ -204,7 +211,154 @@ Map<TopicIdPartition, FetchRequest.PartitionData>
acquirablePartitions() {
return topicPartitionData;
}
- private void releasePartitionLocks(String groupId, Set<TopicIdPartition>
topicIdPartitions) {
+ // In case, fetch offset metadata doesn't exist for any topic partition in
the list of topic partitions, we do a
+ // replicaManager.readFromLog to populate the offset metadata.
+ private MaybeUpdateFetchOffsetMetadataResult
maybeUpdateFetchOffsetMetadataForTopicPartitions(Map<TopicIdPartition,
FetchRequest.PartitionData> topicPartitionData) {
+ boolean isFetchOffsetMetadataUpdated = false;
+ Map<TopicIdPartition, FetchRequest.PartitionData>
missingFetchOffsetMetadataTopicPartitions = new LinkedHashMap<>();
+ Map<TopicIdPartition, FetchPartitionOffsetData>
replicaManagerReadResponseData;
+ for (Map.Entry<TopicIdPartition, FetchRequest.PartitionData> entry :
topicPartitionData.entrySet()) {
+ TopicIdPartition topicIdPartition = entry.getKey();
+ SharePartition sharePartition =
sharePartitionManager.sharePartition(shareFetchData.groupId(),
topicIdPartition);
+ if (sharePartition == null) {
+ log.debug("Encountered null share partition for groupId={},
topicIdPartition={}. Skipping it.", shareFetchData.groupId(), topicIdPartition);
+ continue;
+ }
+ if (sharePartition.latestFetchOffsetMetadata().isEmpty())
+
missingFetchOffsetMetadataTopicPartitions.put(topicIdPartition,
entry.getValue());
+ }
+
+ if (missingFetchOffsetMetadataTopicPartitions.isEmpty()) {
+ return new MaybeUpdateFetchOffsetMetadataResult(false, null);
+ }
Review Comment:
So this suggestion is not apt as we need the refreshed information
https://github.com/apache/kafka/pull/17539#discussion_r1816800887
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