Update

Author: dongjoon-hyun

scalastyle-config.xml

@@ -258,7 +258,7 @@ This file is divided into 3 sections:
     scala.collection.JavaConverters._ and use .asScala / .asJava methods</customMessage>
   </check>
 
-  <check customId="commonslang2" level="error" class="org.scalastyle.scalariform.TokenChecker" enabled="true">
+  <check customId="commonslang2" level="error" class="org.scalastyle.file.RegexChecker" enabled="true">
     <parameters><parameter name="regex">org\.apache\.commons\.lang\.</parameter></parameters>
     <customMessage>Use Commons Lang 3 classes (package org.apache.commons.lang3.*) instead
     of Commons Lang 2 (package org.apache.commons.lang.*)</customMessage>