@Path("{clusterName}/alert_groups")
  public AlertGroupService getAlertGroups(
      @Context jakarta.ws.rs.core.Request request,
      @PathParam("clusterName") String clusterName) {
    return new AlertGroupService(clusterName);
  }
Gets the alert group service.

@param request
         the request.
@param clusterName
         the cluster name.
@return the alert group service.
ambari-server/src/main/java/org/apache/ambari/server/api/services/ClusterService.java