ijuma commented on code in PR #12096:
URL: https://github.com/apache/kafka/pull/12096#discussion_r861287962
##########
clients/src/main/java/org/apache/kafka/clients/producer/internals/TransactionManager.java:
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@@ -175,11 +175,8 @@ private static class TopicPartitionEntry {
// responses which are due to the retention period elapsing, and those
which are due to actual lost data.
private long lastAckedOffset;
- private static final Comparator<ProducerBatch>
PRODUCER_BATCH_COMPARATOR = (b1, b2) -> {
- if (b1.baseSequence() < b2.baseSequence()) return -1;
- else if (b1.baseSequence() > b2.baseSequence()) return 1;
- else return Integer.compare(b1.hashCode(), b2.hashCode());
- };
+ private static final Comparator<ProducerBatch>
PRODUCER_BATCH_COMPARATOR =
+
Comparator.comparingInt(ProducerBatch::producerEpoch).thenComparingInt(ProducerBatch::baseSequence);
Review Comment:
I don't think that adds value, so leaving as is.
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