AndrewJSchofield commented on code in PR #20101:
URL: https://github.com/apache/kafka/pull/20101#discussion_r2184721496
##########
group-coordinator/src/main/java/org/apache/kafka/coordinator/group/GroupMetadataManager.java:
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@@ -2692,7 +2690,27 @@ private boolean initializedAssignmentPending(ShareGroup
group) {
}
}
- return !initializedTps.equals(currentAssigned);
+ Set<String> subscribedTopicNames =
group.subscribedTopicNames().keySet();
+ for (Map.Entry<Uuid, InitMapValue> entry :
shareGroupStatePartitionMetadata.get(group.groupId()).initializedTopics().entrySet())
{
+ if (subscribedTopicNames.contains(entry.getValue().name())) {
+ // This topic is currently subscribed, so investigate further.
+ Set<Integer> currentAssignedPartitions =
currentAssigned.get(entry.getKey());
+ if (currentAssignedPartitions != null) {
+ if
(currentAssignedPartitions.equals(entry.getValue().partitions())) {
+ // The assigned and initialized partitions match, so
assignment does not need to be recomputed.
+ continue;
+ } else {
+ // The assigned and initialized partitions do not
match, so recompute the assignment.
+ return true;
+ }
Review Comment:
Code restructured slightly. I originally wrote it in a very simplistic style
to make all of the cases really clear. But that was a bit verbose so tightened
up now.
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