johnjcasey commented on code in PR #34659: URL: https://github.com/apache/beam/pull/34659#discussion_r2058684495
########## sdks/java/io/kafka/src/main/java/org/apache/beam/sdk/io/kafka/KafkaIO.java: ########## @@ -1910,7 +1919,15 @@ public void processElement(OutputReceiver<KafkaSourceDescriptor> receiver) { } } else { for (String topic : topics) { - for (PartitionInfo p : consumer.partitionsFor(topic)) { + List<PartitionInfo> partitionInfoList = consumer.partitionsFor(topic); Review Comment: do we need to inspect the log verification flag here? ########## sdks/java/io/kafka/src/main/java/org/apache/beam/sdk/io/kafka/KafkaUnboundedSource.java: ########## @@ -100,8 +104,53 @@ public List<KafkaUnboundedSource<K, V>> split(int desiredNumSplits, PipelineOpti } } } else { + final Map<String, List<Integer>> topicsAndPartitions = new HashMap<>(); for (TopicPartition p : partitions) { - Lineage.getSources().add("kafka", ImmutableList.of(bootStrapServers, p.topic())); + topicsAndPartitions.computeIfAbsent(p.topic(), k -> new ArrayList<>()).add(p.partition()); + } + + try (Consumer<?, ?> consumer = spec.getConsumerFactoryFn().apply(spec.getConsumerConfig())) { + for (Map.Entry<String, List<Integer>> e : topicsAndPartitions.entrySet()) { + final String providedTopic = e.getKey(); + final List<Integer> providedPartitions = e.getValue(); + final Set<Integer> partitionsForTopic; + try { + partitionsForTopic = + consumer.partitionsFor(providedTopic).stream() + .map(PartitionInfo::partition) + .collect(Collectors.toSet()); + if (spec.getLogTopicVerification() == null || !spec.getLogTopicVerification()) { Review Comment: we could simplify these checks by defaulting the value to false -- 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: github-unsubscr...@beam.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org