Github user srdo commented on a diff in the pull request: https://github.com/apache/storm/pull/2234#discussion_r128850623 --- Diff: external/storm-jms/src/main/java/org/apache/storm/jms/spout/JmsSpout.java --- @@ -250,10 +341,17 @@ public void nextTuple() { } - /* - * Will only be called if we're transactional or not AUTO_ACKNOWLEDGE + /** + * Ack a successfully handled message by the matching {@link JmsMessageID}. + * + * <p>Acking means removing the message from the pending messages + * collections,and if it was the oldest pending message - --- End diff -- Nit: Missing space at the comma
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