Github user holdenk commented on a diff in the pull request:
https://github.com/apache/spark/pull/9313#discussion_r43683655
--- Diff: core/src/main/scala/org/apache/spark/util/Utils.scala ---
@@ -175,6 +175,29 @@ private[spark] object Utils extends Logging {
}
/**
+ * Update the current threads class loader.
+ * Requires the current class loader is a MutableURLClassLoader,
otherwise skips updating with a
+ * warning. Intended for use by addJar(), although constructing an
instance of the class will
+ * still require:
+ *
sc._jvm.java.lang.Thread.currentThread().getContextClassLoader().loadClass("class
name")
+ * as described in SPARK-5185.
+ */
+ def updatePrimaryClassLoader(sc: SparkContext) {
--- End diff --
Ah thats a good point, it made a bit more sense when this was being done
only for Python and there wasn't a flag. I'll switch it around.
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