}
zk = new RecoveringZooKeeper(new BasicZooKeeper(zooKeeper), zkMaxRetries,
zkRetryIntervalMs);
metadataManager = new BookKeeperJournalMetadataManager(zk, zkParentPath);
maxTxId = new MaxTxId(zk, maxTxIdPath);
currentInProgressMetadata = new CurrentInProgressMetadata(zk,
currentInProgressPath);
createZkMetadataIfNotExists(nsInfo);
metadataManager.init();
}