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Posted to issues@flink.apache.org by "Ted Yu (JIRA)" <ji...@apache.org> on 2018/07/03 02:31:00 UTC

[jira] [Commented] (FLINK-9185) Potential null dereference in PrioritizedOperatorSubtaskState#resolvePrioritizedAlternatives

    [ https://issues.apache.org/jira/browse/FLINK-9185?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16530728#comment-16530728 ] 

Ted Yu commented on FLINK-9185:
-------------------------------

lgtm

> Potential null dereference in PrioritizedOperatorSubtaskState#resolvePrioritizedAlternatives
> --------------------------------------------------------------------------------------------
>
>                 Key: FLINK-9185
>                 URL: https://issues.apache.org/jira/browse/FLINK-9185
>             Project: Flink
>          Issue Type: Bug
>            Reporter: Ted Yu
>            Assignee: Stephen Jason
>            Priority: Minor
>              Labels: pull-request-available
>
> {code}
>         if (alternative != null
>           && alternative.hasState()
>           && alternative.size() == 1
>           && approveFun.apply(reference, alternative.iterator().next())) {
> {code}
> The return value from approveFun.apply would be unboxed.
> We should check that the return value is not null.



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