[SPARK-12692][BUILD][STREAMING] Scala style: Fix the style violation (Space before "," or ":")

Fix the style violation (space before , and :).
This PR is a followup for #10643.

Author: Kousuke Saruta <sarutak@oss.nttdata.co.jp>

Closes #10685 from sarutak/SPARK-12692-followup-streaming.

1 files changed, 7 insertions, 7 deletions

diff --git a/examples/src/main/scala/org/apache/spark/examples/streaming/clickstream/PageViewGenerator.scala b/examples/src/main/scala/org/apache/spark/examples/streaming/clickstream/PageViewGenerator.scala
index ce1a62060e..50216b9bd4 100644
--- a/examples/src/main/scala/org/apache/spark/examples/streaming/clickstream/PageViewGenerator.scala
+++ b/examples/src/main/scala/org/apache/spark/examples/streaming/clickstream/PageViewGenerator.scala
@@ -23,15 +23,15 @@ import java.net.ServerSocket
 import java.util.Random
 
 /** Represents a page view on a website with associated dimension data. */
-class PageView(val url : String, val status : Int, val zipCode : Int, val userID : Int)
+class PageView(val url: String, val status: Int, val zipCode: Int, val userID: Int)
     extends Serializable {
-  override def toString() : String = {
+  override def toString(): String = {
     "%s\t%s\t%s\t%s\n".format(url, status, zipCode, userID)
   }
 }
 
 object PageView extends Serializable {
-  def fromString(in : String) : PageView = {
+  def fromString(in: String): PageView = {
     val parts = in.split("\t")
     new PageView(parts(0), parts(1).toInt, parts(2).toInt, parts(3).toInt)
   }
@@ -58,9 +58,9 @@ object PageViewGenerator {
                        404 -> .05)
   val userZipCode = Map(94709 -> .5,
                         94117 -> .5)
-  val userID = Map((1 to 100).map(_ -> .01) : _*)
+  val userID = Map((1 to 100).map(_ -> .01): _*)
 
-  def pickFromDistribution[T](inputMap : Map[T, Double]) : T = {
+  def pickFromDistribution[T](inputMap: Map[T, Double]): T = {
     val rand = new Random().nextDouble()
     var total = 0.0
     for ((item, prob) <- inputMap) {
@@ -72,7 +72,7 @@ object PageViewGenerator {
     inputMap.take(1).head._1 // Shouldn't get here if probabilities add up to 1.0
   }
 
-  def getNextClickEvent() : String = {
+  def getNextClickEvent(): String = {
     val id = pickFromDistribution(userID)
     val page = pickFromDistribution(pages)
     val status = pickFromDistribution(httpStatus)
@@ -80,7 +80,7 @@ object PageViewGenerator {
     new PageView(page, status, zipCode, id).toString()
   }
 
-  def main(args : Array[String]) {
+  def main(args: Array[String]) {
     if (args.length != 2) {
       System.err.println("Usage: PageViewGenerator <port> <viewsPerSecond>")
       System.exit(1)