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https://issues.apache.org/jira/browse/YARN-3976?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jason Lowe reopened YARN-3976:
------------------------------

> Catch ApplicationNotFoundException instead of parent YarnException in 
> YarnClient and AppReportFetcher
> -----------------------------------------------------------------------------------------------------
>
>                 Key: YARN-3976
>                 URL: https://issues.apache.org/jira/browse/YARN-3976
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 2.7.1
>            Reporter: Mit Desai
>            Assignee: Mit Desai
>            Priority: Trivial
>             Fix For: 2.7.2
>
>
> It's is better to catch the ApplicationNotFoundException rather than the 
> parent YarnException and rethrow it when it's not ApplicationNotFoundExcepton
> {noformat}
>  catch (YarnException e) {
>       if (!historyServiceEnabled) {
>         // Just throw it as usual if historyService is not enabled.
>         throw e;
>       }
>       // Even if history-service is enabled, treat all exceptions still the 
> same
>       // except the following
>       if (!(e.getClass() == ApplicationNotFoundException.class)) {
>         throw e;
>       }
> {noformat}



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