diff --git a/core/src/main/scala/org/apache/spark/storage/BlockExInfo.scala b/core/src/main/scala/org/apache/spark/storage/BlockExInfo.scala
index 8693634702d88cbadea8bacd1ad1ab6a9b1e8bc7..da5bb2c60f95ea661d602c9e9bfba461794dd12a 100644
--- a/core/src/main/scala/org/apache/spark/storage/BlockExInfo.scala
+++ b/core/src/main/scala/org/apache/spark/storage/BlockExInfo.scala
@@ -65,4 +65,5 @@ class BlockExInfo(val blockId: RDDBlockId) extends Comparable[BlockExInfo] {
   override def compareTo(o: BlockExInfo): Int = {
     this.norCost.compare(o.norCost)
   }
-}
\ No newline at end of file
+}
+