AndrewJSchofield commented on code in PR #20168:
URL: https://github.com/apache/kafka/pull/20168#discussion_r2207380826
##########
tools/src/main/java/org/apache/kafka/tools/consumer/group/ConsumerGroupCommand.java:
##########
@@ -1024,6 +1028,21 @@ private Map<TopicPartition, OffsetAndMetadata>
prepareOffsetsToReset(String grou
return null;
}
+ private void
checkAllTopicPartitionsHaveLeader(Collection<TopicPartition> partitionsToReset)
{
+ List<TopicPartition> partitionsWithoutLeader =
filterNoneLeaderPartitions(partitionsToReset);
+ if (!partitionsWithoutLeader.isEmpty()) {
+ // append the TopicPartition list string
Review Comment:
nit: You could do this string concatenation much more neatly with something
like
```
String partitionStr =
partitionsWithoutLeader.stream().map(TopicPartition::toString).collect(Collectors.joining(","));
```
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