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https://issues.apache.org/jira/browse/SPARK-4881?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14251380#comment-14251380
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Apache Spark commented on SPARK-4881:
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User 'sarutak' has created a pull request for this issue:
https://github.com/apache/spark/pull/3733
> Use SparkConf#getBoolean instead of get().toBoolean
> ---------------------------------------------------
>
> Key: SPARK-4881
> URL: https://issues.apache.org/jira/browse/SPARK-4881
> Project: Spark
> Issue Type: Improvement
> Components: YARN
> Affects Versions: 1.3.0
> Reporter: Kousuke Saruta
> Priority: Minor
>
> It's really a minor issue.
> In ApplicationMaster, there is code like as follows.
> {code}
> val preserveFiles = sparkConf.get("spark.yarn.preserve.staging.files",
> "false").toBoolean
> {code}
> I think, the code can be simplified like as follows.
> {code}
> val preserveFiles =
> sparkConf.getBoolean("spark.yarn.preserve.staging.files", false)
> {code}
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