class ClustersImpl implements Clusters {

  @Override
  public Map<String, Object> getSessionAttributes(String name) {
    Cluster cluster = findCluster(name);
    return cluster == null ? Collections.emptyMap() : cluster.getSessionAttributes();
  }

  @Inject public  ClustersImpl(ClusterDAO clusterDAO, ClusterFactory clusterFactory, HostDAO hostDAO,
      HostFactory hostFactory);

}