dongjoon-hyun commented on a change in pull request #25787: [SPARK-29081][CORE]
Replace calls to SerializationUtils.clone on properties with a faster
implementation
URL: https://github.com/apache/spark/pull/25787#discussion_r324411907
##########
File path: core/src/main/scala/org/apache/spark/util/Utils.scala
##########
@@ -2950,6 +2950,13 @@ private[spark] object Utils extends Logging {
val codec = codecFactory.getCodec(path)
codec == null || codec.isInstanceOf[SplittableCompressionCodec]
}
+
+ /** Create a new properties object with the same values as `props` */
+ def cloneProperties(props: Properties): Properties = {
+ val resultProps = new Properties()
+ resultProps.putAll(props)
Review comment:
Thank you for preventing JDK11 failure!
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