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https://issues.apache.org/jira/browse/HUDI-2219?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17387684#comment-17387684
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ASF GitHub Bot commented on HUDI-2219:
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danny0405 commented on pull request #3342:
URL: https://github.com/apache/hudi/pull/3342#issuecomment-887154770
> @danny0405 thanks for providing this fix. For my understanding, can you
explain in which case would it throw NPE w/o synchronized?
The code for `ReflectionUtils.getClass` is not thread safe, and it may
produce null value, then `HoodieConfig.setDefaults` throws NPE for that.
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> Fix NPE of HoodieConfig
> -----------------------
>
> Key: HUDI-2219
> URL: https://issues.apache.org/jira/browse/HUDI-2219
> Project: Apache Hudi
> Issue Type: Bug
> Components: Compaction
> Reporter: Danny Chen
> Assignee: Danny Chen
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.9.0
>
>
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