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authoruncleGen <hustyugm@gmail.com>2017-01-18 09:44:32 +0000
committerSean Owen <sowen@cloudera.com>2017-01-18 09:44:32 +0000
commiteefdf9f9dd8afde49ad7d4e230e2735eb817ab0a (patch)
treeb265b1f01f194765ae90bc973ee4be72e4891c81 /examples
parent4494cd9716d64a6c7cfa548abadb5dd0c4c143a6 (diff)
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[SPARK-19227][SPARK-19251] remove unused imports and outdated comments
## What changes were proposed in this pull request? remove ununsed imports and outdated comments, and fix some minor code style issue. ## How was this patch tested? existing ut Author: uncleGen <hustyugm@gmail.com> Closes #16591 from uncleGen/SPARK-19227.
Diffstat (limited to 'examples')
-rw-r--r--examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala2
-rw-r--r--examples/src/main/scala/org/apache/spark/examples/sql/SparkSQLExample.scala4
-rw-r--r--examples/src/main/scala/org/apache/spark/examples/sql/streaming/StructuredNetworkWordCount.scala1
3 files changed, 1 insertions, 6 deletions
diff --git a/examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala b/examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala
index a4f62e7871..c2852aacb0 100644
--- a/examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala
+++ b/examples/src/main/scala/org/apache/spark/examples/ml/BinarizerExample.scala
@@ -21,7 +21,7 @@ package org.apache.spark.examples.ml
// $example on$
import org.apache.spark.ml.feature.Binarizer
// $example off$
-import org.apache.spark.sql.{SparkSession}
+import org.apache.spark.sql.SparkSession
object BinarizerExample {
def main(args: Array[String]): Unit = {
diff --git a/examples/src/main/scala/org/apache/spark/examples/sql/SparkSQLExample.scala b/examples/src/main/scala/org/apache/spark/examples/sql/SparkSQLExample.scala
index f27c403c5b..b9a612d96a 100644
--- a/examples/src/main/scala/org/apache/spark/examples/sql/SparkSQLExample.scala
+++ b/examples/src/main/scala/org/apache/spark/examples/sql/SparkSQLExample.scala
@@ -16,10 +16,6 @@
*/
package org.apache.spark.examples.sql
-// $example on:schema_inferring$
-import org.apache.spark.sql.catalyst.encoders.ExpressionEncoder
-import org.apache.spark.sql.Encoder
-// $example off:schema_inferring$
import org.apache.spark.sql.Row
// $example on:init_session$
import org.apache.spark.sql.SparkSession
diff --git a/examples/src/main/scala/org/apache/spark/examples/sql/streaming/StructuredNetworkWordCount.scala b/examples/src/main/scala/org/apache/spark/examples/sql/streaming/StructuredNetworkWordCount.scala
index f0756c4e18..de477c5ce8 100644
--- a/examples/src/main/scala/org/apache/spark/examples/sql/streaming/StructuredNetworkWordCount.scala
+++ b/examples/src/main/scala/org/apache/spark/examples/sql/streaming/StructuredNetworkWordCount.scala
@@ -18,7 +18,6 @@
// scalastyle:off println
package org.apache.spark.examples.sql.streaming
-import org.apache.spark.sql.functions._
import org.apache.spark.sql.SparkSession
/**