showuon commented on code in PR #12006: URL: https://github.com/apache/kafka/pull/12006#discussion_r850029605
########## clients/src/main/java/org/apache/kafka/clients/producer/internals/TransactionManager.java: ########## @@ -187,7 +187,7 @@ private static class TopicPartitionEntry { 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 b1.equals(b2) ? 0 : 1; + else return Integer.compare(b1.hashCode(), b2.hashCode()); Review Comment: I had the same question like you. But then, I think since we can't have a perfect way to compare two `ProducerBatch` object, the `hashCode` could be an alternative approach. That's my thought. Thanks. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org