checkstyle_checks.xml

<?xml version="1.0"?>
<!DOCTYPE module PUBLIC
          "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
          "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">

<module name="Checker">
  <!--
      If you set the basedir property below, then all reported file
      names will be relative to the specified directory. See
      http://checkstyle.sourceforge.net/config.html#Checker

      <property name="basedir" value="${basedir}"/>
  -->


  <property name="severity" value="error"/>

  <!-- Filters -->
  <module name="SeverityMatchFilter">
    <!-- report all violations except ignore -->
    <property name="severity" value="ignore"/>
    <property name="acceptOnMatch" value="false"/>
  </module>
  
  <module name="RegexpMultiline">
      <property name="format" value="(?s:\r\n.*)"/>
      <property name="fileExtensions" value="java"/>
      <property name="message" value="Do not use Windows line endings"/>
  </module>
  

</module>