@RequiresSession
  public TopologyHostInfoEntity findById(long hostInfoId) {
    return entityManagerProvider.get().find(TopologyHostInfoEntity.class, hostInfoId);
  }
Looks for TopologyHostInfo by ID
@param hostInfoId ID of topology host info
@return Found entity or NULL
ambari-server/src/main/java/org/apache/ambari/server/orm/dao/TopologyHostInfoDAO.java