Github user gatorsmile commented on a diff in the pull request: https://github.com/apache/spark/pull/20706#discussion_r171931822 --- Diff: core/src/main/scala/org/apache/spark/util/Utils.scala --- @@ -1876,17 +1822,6 @@ private[spark] object Utils extends Logging { obj.getClass.getSimpleName.replace("$", "") } - /** Return an option that translates JNothing to None */ - def jsonOption(json: JValue): Option[JValue] = { --- End diff -- What is the reason we should not use json4s for new things?
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