Tombert commented on code in PR #19234: URL: https://github.com/apache/kafka/pull/19234#discussion_r2027517614
########## clients/src/main/java/org/apache/kafka/clients/consumer/OffsetCommitCallback.java: ########## @@ -26,6 +26,7 @@ * A callback interface that the user can implement to trigger custom actions when a commit request completes. The callback * may be executed in any thread calling {@link Consumer#poll(java.time.Duration) poll()}. */ +@FunctionalInterface public interface OffsetCommitCallback { Review Comment: @chia7712 https://github.com/apache/kafka/pull/19234#pullrequestreview-2740742487 -- 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