kiszk commented on a change in pull request #25470: [SPARK-28751][Core][WIP]
Improve java serializer deserialization performance
URL: https://github.com/apache/spark/pull/25470#discussion_r317519421
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File path: core/src/main/scala/org/apache/spark/serializer/JavaSerializer.scala
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@@ -140,21 +171,24 @@ private[spark] class JavaSerializerInstance(
class JavaSerializer(conf: SparkConf) extends Serializer with Externalizable {
private var counterReset = conf.get(SERIALIZER_OBJECT_STREAM_RESET)
private var extraDebugInfo = conf.get(SERIALIZER_EXTRA_DEBUG_INFO)
+ private var cacheResolvedClasses =
conf.get(JAVA_SERIALIZER_CACHE_RESOLVED_CLASSES)
Review comment:
Can we use `val` for these three values?
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