docs: private static List<String> getTopics(List<KafkaTopicPartitionState<TopicAndPartition>> partitions) {
  		HashSet<String> uniqueTopics = new HashSet<>();
  		for (KafkaTopicPartitionState<TopicAndPartition> fp: partitions) {
  			uniqueTopics.add(fp.getTopic());
  		}
  		return new ArrayList<>(uniqueTopics);
  	}