in src/main/java/com/epam/eco/commons/kafka/helpers/RecordFetchResult.java [156:166]
public ConsumerRecord<K, V> makeNext() {
if (current == null || !current.hasNext()) {
if (iters.hasNext()) {
current = iters.next().iterator();
return makeNext();
} else {
return allDone();
}
}
return current.next();
}