lianetm commented on code in PR #20290: URL: https://github.com/apache/kafka/pull/20290#discussion_r2260155894
########## clients/src/main/java/org/apache/kafka/clients/consumer/internals/ShareConsumerImpl.java: ########## @@ -895,12 +895,14 @@ private void close(final Duration timeout, final boolean swallowException) { closeTimer.update(); // Prepare shutting down the network thread - swallow(log, Level.ERROR, "Failed to release assignment before closing consumer", - () -> sendAcknowledgementsAndLeaveGroup(closeTimer, firstException), firstException); - swallow(log, Level.ERROR, "Failed to stop finding coordinator", - this::stopFindCoordinatorOnClose, firstException); - swallow(log, Level.ERROR, "Failed invoking acknowledgement commit callback", - () -> handleCompletedAcknowledgements(true), firstException); + if (applicationEventHandler != null && backgroundEventReaper != null && backgroundEventQueue != null) { + swallow(log, Level.ERROR, "Failed to release assignment before closing consumer", + () -> sendAcknowledgementsAndLeaveGroup(closeTimer, firstException), firstException); + swallow(log, Level.ERROR, "Failed to stop finding coordinator", + this::stopFindCoordinatorOnClose, firstException); Review Comment: agree, also the `handleCompletedAcknowledgements` seems to only need the background components? Wonder if it would be clearer to do the null checks inside each func (where we can easily see the component they need, and will avoid facing this same issue again if they end up being reused) -- 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