class SCMNodeManager implements NodeManager {

  @Override
  public List<DatanodeDetails> getAllNodes() {
    return nodeStateManager.getAllNodes().stream()
        .map(node -> (DatanodeDetails) node).collect(Collectors.toList());
  }

  public  SCMNodeManager(OzoneConfiguration conf,
      SCMStorageConfig scmStorageConfig, EventPublisher eventPublisher,
      NetworkTopology networkTopology);

}