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https://issues.apache.org/jira/browse/FLINK-18205?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17133889#comment-17133889
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Yangze Guo edited comment on FLINK-18205 at 6/12/20, 3:58 AM:
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FYI, I also found the same usage in org.apache.flink.yarn.Utils. I plan to
mitigate the usage of reflection of that class in this ticket as well.
was (Author: karmagyz):
FYI, I also found the same usage in org.apache.flink.yarn.Utils. I plan to
mitigate the usage of reflection in that class as well.
> Mitigate the use of reflection in HadoopModule and Utils
> --------------------------------------------------------
>
> Key: FLINK-18205
> URL: https://issues.apache.org/jira/browse/FLINK-18205
> Project: Flink
> Issue Type: Improvement
> Components: Deployment / YARN
> Reporter: Yangze Guo
> Assignee: Yangze Guo
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.12.0
>
>
> Since Flink drops support for Hadoop 1 since FLINK-4895, it would be good to
> mitigate the use of reflection in {{HadoopModule}}. To be specific, we could
> make sure the following methods exist in Hadoop 2+:
> - Credentials#getAllTokens
> - Credentials#readTokenStorageFile
> - UserGroupInformation#addCredentials
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