OmniaGM commented on code in PR #19964: URL: https://github.com/apache/kafka/pull/19964#discussion_r2152719515
########## clients/src/main/java/org/apache/kafka/clients/producer/internals/Sender.java: ########## @@ -855,7 +860,7 @@ private void sendProduceRequest(long now, int destination, short acks, int timeo if (batches.isEmpty()) return; - final Map<TopicPartition, ProducerBatch> recordsByPartition = new HashMap<>(batches.size()); + final Map<TopicIdPartition, ProducerBatch> recordsByPartition = new HashMap<>(batches.size()); Map<String, Uuid> topicIds = topicIdsForBatches(batches); Review Comment: Actually there is a potential for this in `Sender::topicIdsForBatches` default to Uuid zero if metadata doesn't have the topic. Am thinking now that maybe `ProducerBatch` should use `TopicIdPartition` instead of `TopicPartition` -- 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