dongjoon-hyun commented on code in PR #45500:
URL: https://github.com/apache/spark/pull/45500#discussion_r1523601523
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core/src/main/scala/org/apache/spark/TestUtils.scala:
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@@ -46,15 +46,16 @@ import
org.apache.logging.log4j.core.config.builder.api.ConfigurationBuilderFact
import org.eclipse.jetty.server.Handler
import org.eclipse.jetty.server.Server
import org.eclipse.jetty.server.handler.DefaultHandler
-import org.eclipse.jetty.server.handler.HandlerList
import org.eclipse.jetty.server.handler.ResourceHandler
+import org.eclipse.jetty.util.resource.ResourceFactory
import org.json4s.JsonAST.JValue
import org.json4s.jackson.JsonMethods.{compact, render}
import org.apache.spark.executor.TaskMetrics
import org.apache.spark.scheduler._
import org.apache.spark.util.{SparkTestUtils, Utils}
+
Review Comment:
Please remove this kind of empty lines to minimize your PR.
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