private String getClusterName() throws AmbariHttpException {
    JSONObject json = getDesiredConfigs();
    JSONObject clusters = (JSONObject) json.get("Clusters");
    return (String) clusters.get("cluster_name");
  }
Gets the cluster name.

@return    the cluster name
contrib/views/capacity-scheduler/src/main/java/org/apache/ambari/view/capacityscheduler/ConfigurationService.java