mynameborat commented on a change in pull request #951: SAMZA-2127: Upgrade to
Kafka 2.0
URL: https://github.com/apache/samza/pull/951#discussion_r269747800
##########
File path:
samza-kafka/src/main/java/org/apache/samza/system/kafka/KafkaSystemAdmin.java
##########
@@ -594,7 +593,13 @@ public void deleteMessages(Map<SystemStreamPartition,
String> offsets) {
.collect(Collectors.toMap(entry ->
new TopicPartition(entry.getKey().getStream(),
entry.getKey().getPartition().getPartitionId()),
entry ->
RecordsToDelete.beforeOffset(Long.parseLong(entry.getValue()) + 1)));
- adminClient.deleteRecords(recordsToDelete);
+
+ adminClient.deleteRecords(recordsToDelete).all().whenComplete((ignored,
exception) -> {
+ if (exception != null) {
+ LOG.error("Delete message failed for SSPs {} due to {}",
offsets.keySet(), exception);
Review comment:
1. Since this is an optimization in the background to clean up data for
intermediate topics, it is not be desirable to bubble it up and kill the
application.
2. The return future is of type Void and ignored doesn't carry any
information.
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