dajac commented on code in PR #14467:
URL: https://github.com/apache/kafka/pull/14467#discussion_r1349653647
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group-coordinator/src/main/java/org/apache/kafka/coordinator/group/OffsetMetadataManager.java:
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@@ -544,6 +550,76 @@ public OffsetFetchResponseData.OffsetFetchResponseGroup
fetchAllOffsets(
.setTopics(topicResponses);
}
+ /**
+ * Remove expired offsets for group.
+ *
+ * @param groupId The group id.
+ * @param records The list of records to populate with offset commit
tombstone records.
+ *
+ * @return True if no offsets exist or if all offsets expired, false
otherwise.
+ */
+ public boolean cleanupExpiredOffsets(String groupId, List<Record> records)
{
+ TimelineHashMap<String, TimelineHashMap<Integer, OffsetAndMetadata>>
offsetsByTopic = offsetsByGroup.get(groupId);
+ if (offsetsByTopic == null) {
+ return true;
+ }
+
+ // We expect the group to exist.
+ Group group = groupMetadataManager.group(groupId);
+ Set<TopicPartition> expiredPartitions = new HashSet<>();
+ long currentTimestamp = time.milliseconds();
Review Comment:
nit: currentTimestampMs?
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