in src/main/java/org/apache/sling/distribution/journal/kafka/KafkaClientProvider.java [166:172]
public long retrieveOffset(String topicName, Reset reset) {
try (KafkaConsumer<String, String> consumer = createConsumer(StringDeserializer.class, reset)) {
TopicPartition topicPartition = new TopicPartition(topicName, PARTITION);
Map<TopicPartition, Long> offsets = getOffsets(reset, consumer, topicPartition);
return offsets.get(topicPartition);
}
}