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-rw-r--r--tools/src/main/scala/org/apache/spark/tools/JavaAPICompletenessChecker.scala1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/src/main/scala/org/apache/spark/tools/JavaAPICompletenessChecker.scala b/tools/src/main/scala/org/apache/spark/tools/JavaAPICompletenessChecker.scala
index 420522433e..8d0f09933c 100644
--- a/tools/src/main/scala/org/apache/spark/tools/JavaAPICompletenessChecker.scala
+++ b/tools/src/main/scala/org/apache/spark/tools/JavaAPICompletenessChecker.scala
@@ -20,6 +20,7 @@ package org.apache.spark.tools
import java.lang.reflect.Method
import scala.collection.mutable.ArrayBuffer
+import scala.language.existentials
import org.apache.spark._
import org.apache.spark.api.java._