From d2dbb36fd1d6bd0c6cfcf0fc0b0da27d9afca661 Mon Sep 17 00:00:00 2001
From: sanjana <sanjanabaliga97@gmail.com>
Date: Sun, 7 Jan 2018 13:34:53 +0530
Subject: [PATCH] Formatting and correction in thread safety

---
 src/main/scala/FilterCaptcha.scala | 4 ++--
 src/main/scala/LabelCaptcha.scala  | 6 ++----
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/main/scala/FilterCaptcha.scala b/src/main/scala/FilterCaptcha.scala
index b1889ae..3ae2c86 100644
--- a/src/main/scala/FilterCaptcha.scala
+++ b/src/main/scala/FilterCaptcha.scala
@@ -12,8 +12,8 @@ class FilterCaptcha extends CaptchaProvider {
     val n = 8
     val answer = Stream.continually(r.nextInt(alphabet.size)).map(alphabet).take(n).mkString
     val token = scala.util.Random.nextInt(10000).toString
-    tokenAnswer += synchronized {
-      token -> answer
+    synchronized {
+      tokenAnswer += token -> answer
     }
     val canvas = new BufferedImage(225, 50, BufferedImage.TYPE_INT_RGB)
     val g = canvas.createGraphics()
diff --git a/src/main/scala/LabelCaptcha.scala b/src/main/scala/LabelCaptcha.scala
index 6318cc4..bcfab82 100644
--- a/src/main/scala/LabelCaptcha.scala
+++ b/src/main/scala/LabelCaptcha.scala
@@ -46,8 +46,7 @@ class LabelCaptcha extends CaptchaProvider {
       if((unknownAnswers(unknownFile)).contains(userAnswer(1))) {
         unknownAnswers(unknownFile)(userAnswer(1)) += 1
         total(unknownFile) += 1
-      }
-      else {
+      } else {
         unknownAnswers(unknownFile)+=(userAnswer(1)) -> 1
         total(unknownFile) += 1
       }
@@ -60,8 +59,7 @@ class LabelCaptcha extends CaptchaProvider {
         }
       }
       true
-    }
-    else {
+    } else {
       false
     }
   }