dongjoon-hyun commented on code in PR #42416:
URL: https://github.com/apache/spark/pull/42416#discussion_r1289212677
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core/src/main/scala/org/apache/spark/metrics/sink/StatsdSink.scala:
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@@ -53,9 +56,18 @@ private[spark] class StatsdSink(
val prefix = property.getProperty(STATSD_KEY_PREFIX, STATSD_DEFAULT_PREFIX)
+ val filter = propertyToOption(STATSD_KEY_REGEX) match {
Review Comment:
And, maybe the following?
```scala
- val filter = propertyToOption(STATSD_KEY_REGEX) match {
+ val filter = Option(property.getProperty(STATSD_KEY_REGEX)) match {
```
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