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-rw-r--r--core/src/main/scala/spark/PairRDDFunctions.scala1
1 files changed, 1 insertions, 0 deletions
diff --git a/core/src/main/scala/spark/PairRDDFunctions.scala b/core/src/main/scala/spark/PairRDDFunctions.scala
index fe812fe530..0095b868a8 100644
--- a/core/src/main/scala/spark/PairRDDFunctions.scala
+++ b/core/src/main/scala/spark/PairRDDFunctions.scala
@@ -22,6 +22,7 @@ import org.apache.hadoop.mapred.OutputFormat
import org.apache.hadoop.mapreduce.lib.output.{FileOutputFormat => NewFileOutputFormat}
import org.apache.hadoop.mapreduce.{OutputFormat => NewOutputFormat, RecordWriter => NewRecordWriter, Job => NewAPIHadoopJob, HadoopMapReduceUtil}
+import org.apache.hadoop.security.UserGroupInformation
import spark.partial.BoundedDouble
import spark.partial.PartialResult