class MirrorClient implements AutoCloseable {

    boolean isHeartbeatTopic(String topic) {
        // heartbeats are replicated, so we must use ReplicationPolicy here
        return MirrorClientConfig.HEARTBEATS_TOPIC.equals(replicationPolicy.originalTopic(topic));
    }

    public  MirrorClient(Map<String, Object> props);
    public  MirrorClient(MirrorClientConfig config);
      MirrorClient(AdminClient adminClient, ReplicationPolicy replicationPolicy,
            Map<String, Object> consumerConfig);

}