sjvanrossum commented on code in PR #34258: URL: https://github.com/apache/beam/pull/34258#discussion_r2005915670
########## sdks/java/io/kafka/src/main/java/org/apache/beam/sdk/io/kafka/WatchForKafkaTopicPartitions.java: ########## @@ -189,7 +190,14 @@ static List<TopicPartition> getAllTopicPartitions( kafkaConsumerFactoryFn.apply(kafkaConsumerConfig)) { if (topics != null && !topics.isEmpty()) { for (String topic : topics) { - for (PartitionInfo partition : kafkaConsumer.partitionsFor(topic)) { + List<PartitionInfo> partitionInfoList = kafkaConsumer.partitionsFor(topic); + checkState( + partitionInfoList != null && !partitionInfoList.isEmpty(), Review Comment: partitionInfoList will always be non-null here, see https://github.com/apache/kafka/blob/b83a23a4f90f757b3fcec05c93f27385daa49bcd/clients/src/main/java/org/apache/kafka/clients/consumer/internals/ClassicKafkaConsumer.java#L927 -- 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