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https://issues.apache.org/jira/browse/SPARK-25362?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16646601#comment-16646601
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Apache Spark commented on SPARK-25362:
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User 'mmolimar' has created a pull request for this issue:
https://github.com/apache/spark/pull/22383
> Replace Spark Optional class with Java Optional
> -----------------------------------------------
>
> Key: SPARK-25362
> URL: https://issues.apache.org/jira/browse/SPARK-25362
> Project: Spark
> Issue Type: Improvement
> Components: Spark Core
> Affects Versions: 2.4.0
> Environment: org.apache.spark.api.java.Optional exists because we
> couldn't use Java 8 Optional earlier. We should swap out or remove usages ofÂ
> org.apache.spark.api.java.Optional in Spark 3.
> Reporter: Sean Owen
> Priority: Minor
> Labels: release-notes
>
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