chia7712 commented on code in PR #15823:
URL: https://github.com/apache/kafka/pull/15823#discussion_r1582049275
##########
clients/src/main/java/org/apache/kafka/clients/consumer/internals/AsyncKafkaConsumer.java:
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@@ -1491,7 +1490,7 @@ public void assign(Collection<TopicPartition> partitions)
{
// See the ApplicationEventProcessor.process() method that handles
this event for more detail.
applicationEventHandler.add(new
AssignmentChangeEvent(subscriptions.allConsumed(), time.milliseconds()));
- log.info("Assigned to partition(s): {}", join(partitions, ", "));
+ log.info("Assigned to partition(s): {}", String.join(", ",
Arrays.toString(partitions.toArray())));
Review Comment:
how about
`partitions.stream().map(TopicPartition::toString).collect(Collectors.joining(","))`?
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