Examples with ApplicationStatus org.apache.flink.runtime.clusterframework.ApplicationStatus used on opensource projects

Example 1 with ApplicationStatus

use of org.apache.flink.runtime.clusterframework.ApplicationStatus in project flink by apache.

the class YarnClusterClient method getApplicationStatus.

public ApplicationStatus getApplicationStatus() {
    if (!isConnected) {
        throw new IllegalStateException("The cluster has been connected to the ApplicationMaster.");
    }
    ApplicationReport lastReport = null;
    if (pollingRunner == null) {
        LOG.warn("YarnClusterClient.getApplicationStatus() has been called on an uninitialized cluster." + "The system might be in an erroneous state");
    } else {
        lastReport = pollingRunner.getLastReport();
    }
    if (lastReport == null) {
        LOG.warn("YarnClusterClient.getApplicationStatus() has been called on a cluster that didn't receive a status so far." + "The system might be in an erroneous state");
        return ApplicationStatus.UNKNOWN;
    } else {
        YarnApplicationState appState = lastReport.getYarnApplicationState();
        ApplicationStatus status = (appState == YarnApplicationState.FAILED || appState == YarnApplicationState.KILLED) ? ApplicationStatus.FAILED : ApplicationStatus.SUCCEEDED;
        if (status != ApplicationStatus.SUCCEEDED) {
            LOG.warn("YARN reported application state {}", appState);
            LOG.warn("Diagnostics: {}", lastReport.getDiagnostics());
        }
        return status;
    }
}