Example usage for org.apache.hadoop.yarn.client.api YarnClient getApplications

Introduction

In this page you can find the example usage for org.apache.hadoop.yarn.client.api YarnClient getApplications.

Prototype

public abstract List<ApplicationReport> getApplications(Set<String> applicationTypes,
        EnumSet<YarnApplicationState> applicationStates) throws YarnException, IOException;

Source Link

Document

Get a report (ApplicationReport) of Applications matching the given application types and application states in the cluster.

Usage

From source file:com.datatorrent.stram.client.StramClientUtils.java

License:Apache License

public static ApplicationReport getStartedAppInstanceByName(YarnClient clientRMService, String appName,
        String user, String excludeAppId) throws YarnException, IOException {
    List<ApplicationReport> applications = clientRMService
            .getApplications(Sets.newHashSet(StramClient.YARN_APPLICATION_TYPE),
                    EnumSet.of(YarnApplicationState.RUNNING, YarnApplicationState.ACCEPTED,
                            YarnApplicationState.NEW, YarnApplicationState.NEW_SAVING,
                            YarnApplicationState.SUBMITTED));
    // see whether there is an app with the app name and user name running
    for (ApplicationReport app : applications) {
        if (!app.getApplicationId().toString().equals(excludeAppId) && app.getName().equals(appName)
                && app.getUser().equals(user)) {
            return app;
        }//  w w  w  .j a v a2s. co  m
    }
    return null;
}

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