}
private String doClustersInfo(YarnClient client, ApplicationId applicationId) {
YarnContainerClusterOperations operations = buildClusterOperations(client, applicationId);
YarnContainerClusterEndpointResource response = operations.getClusters();
return ContainerClusterReport.clustersInfoReportBuilder()
.add(ClustersInfoField.ID)
.from(new ArrayList<String>(response.getClusters()))
.build().toString();
}