UladzislauBlok commented on code in PR #22570:
URL: https://github.com/apache/kafka/pull/22570#discussion_r3532254656
##########
streams/src/test/java/org/apache/kafka/streams/processor/internals/ProcessorTopologyTest.java:
##########
@@ -1074,7 +1074,13 @@ private void assertNextOutputRecord(final
TestRecord<String, String> record,
}
private StreamPartitioner<String, String> constantPartitioner(final
Integer partition) {
- return (topic, key, value, numPartitions) ->
Optional.of(Collections.singleton(partition));
+ return new StreamPartitioner<>() {
+ @SuppressWarnings("removal")
+ @Override
+ public Optional<Set<Integer>> partitions(final String topic, final
String key, final String value, final int numPartitions) {
+ return Optional.of(Collections.singleton(partition));
+ }
+ };
}
Review Comment:
Actually this is leftover. Will bring lambda back
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