[jira] [Commented] (YARN-5753) fix NPE in AMRMClientImpl.getMatchingRequests()

["Arun Suresh (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/YARN-5753?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15589544#comment-15589544 ] 

Arun Suresh commented on YARN-5753:
-----------------------------------

Thanks for raising this [~haibochen] !
The patch itself looks fine.. Can you maybe add a testcase as well?

> fix NPE in AMRMClientImpl.getMatchingRequests()
> -----------------------------------------------
>
>                 Key: YARN-5753
>                 URL: https://issues.apache.org/jira/browse/YARN-5753
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: yarn
>    Affects Versions: 3.0.0-alpha1
>            Reporter: Haibo Chen
>            Assignee: Haibo Chen
>         Attachments: yarn5753.001.patch
>
>
> {code:java}
>  RemoteRequestsTable remoteRequestsTable = getTable(0);
>  List<ResourceRequestInfo<T>> matchingRequests =
>         remoteRequestsTable.getMatchingRequests(priority, resourceName, executionType, capability);
> {code}
> remoteRequestsTable can be null, causing NPE.



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