@Override
  public void init(Configuration conf, FileSystem fs, ReplicationSourceManager manager,
    ReplicationQueueStorage rq, ReplicationPeer rp, Server server, ReplicationQueueData queueData,
    UUID clusterId, WALFileLengthProvider walFileLengthProvider, MetricsSource metrics)
    throws IOException {
    this.manager = manager;
    this.queueId = queueData.getId();
    this.metrics = metrics;
    this.walFileLengthProvider = walFileLengthProvider;
    this.replicationPeer = rp;
  }
Source that does nothing at all, helpful to test ReplicationSourceManager
hbase-server/src/test/java/org/apache/hadoop/hbase/replication/ReplicationSourceDummy.java