@Override
public void removeOffset(
TopicName topicName, String subscriptionName, KafkaTopicName topic, int partition)
throws Exception {
String offsetPath =
KafkaZookeeperPaths.partitionOffsetPath(
kafkaNamesMapper.toConsumerGroupId(Subscription.getId(topicName, subscriptionName)),
topic,
partition);
curatorFramework.delete().forPath(offsetPath);
}
@Override
public void commitOffset(Subscription subscription, PartitionOffset partitionOffset)
throws Exception {
long firstToRead = partitionOffset.getOffset() + 1;
byte[] data = String.valueOf(firstToRead).getBytes(Charset.forName("UTF-8"));
String offsetPath =
KafkaZookeeperPaths.partitionOffsetPath(
kafkaNamesMapper.toConsumerGroupId(subscription),
partitionOffset.getTopic(),
partitionOffset.getPartition());
try {
curatorFramework.setData().forPath(offsetPath, data);
} catch (KeeperException.NoNodeException ex) {
curatorFramework.create().creatingParentsIfNeeded().forPath(offsetPath, data);
}
}