chia7712 commented on a change in pull request #9707: URL: https://github.com/apache/kafka/pull/9707#discussion_r537998495
########## File path: clients/src/main/java/org/apache/kafka/clients/producer/KafkaProducer.java ########## @@ -1115,6 +1115,10 @@ private void ensureValidRecordSize(int size) { */ @Override public void flush() { + boolean invokedFromCallback = Thread.currentThread() == this.ioThread; Review comment: As this check is used by ```close``` also, could you add a helper method to return boolean? ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: us...@infra.apache.org