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https://issues.apache.org/jira/browse/FLINK-7816?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16200786#comment-16200786
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Hai Zhou UTC+8 commented on FLINK-7816:
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Hi [~aljoscha],
In *ClosureCleaner.clean(func, checkSerializable)* method, Should we first
check the *func.getClass* is a closure?
> Support Scala 2.12 closures and Java 8 lambdas in ClosureCleaner
> ----------------------------------------------------------------
>
> Key: FLINK-7816
> URL: https://issues.apache.org/jira/browse/FLINK-7816
> Project: Flink
> Issue Type: Sub-task
> Components: Scala API
> Reporter: Aljoscha Krettek
>
> We have the same problem as Spark: SPARK-14540
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