rich-c-shop commented on code in PR #17099:
URL: https://github.com/apache/kafka/pull/17099#discussion_r2033386184
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clients/src/main/java/org/apache/kafka/clients/producer/KafkaProducer.java:
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@@ -1546,6 +1547,7 @@ private AppendCallbacks(Callback userCallback,
ProducerInterceptors<K, V> interc
// whole lifetime of the batch.
// We don't want to have an NPE here, because the interceptors
would not be notified (see .doSend).
topic = record != null ? record.topic() : null;
+ headers = record != null ? record.headers() : new RecordHeaders();
Review Comment:
miss this comment.
good point, I will update it
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