From 8840a13a8f5ecb22e36aba2eaf027bcc51f907d1 Mon Sep 17 00:00:00 2001
From: hrj <harshad.rj@gmail.com>
Date: Mon, 12 Apr 2021 09:25:33 +0530
Subject: [PATCH] minor: moved blob variable to inner scope

---
 src/main/scala/lc/core/captcha.scala | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/main/scala/lc/core/captcha.scala b/src/main/scala/lc/core/captcha.scala
index 9ccd39a..146761b 100644
--- a/src/main/scala/lc/core/captcha.scala
+++ b/src/main/scala/lc/core/captcha.scala
@@ -5,20 +5,17 @@ import java.util.UUID
 import java.io.ByteArrayInputStream
 import lc.database.Statements
 import lc.core.CaptchaProviders
-import java.sql.Blob
-
 
 object Captcha {
 
   def getCaptcha(id: Id): Array[Byte] = {
     var image: Array[Byte] = null
-    var blob: Blob = null
     try {
       val imagePstmt = Statements.tlStmts.get.imagePstmt
       imagePstmt.setString(1, id.id)
       val rs: ResultSet = imagePstmt.executeQuery()
       if (rs.next()) {
-        blob = rs.getBlob("image")
+        val blob = rs.getBlob("image")
         if (blob != null) {
           image = blob.getBytes(1, blob.length().toInt)
         }