<!-- to enable SuppressWarningsFilter -->
        <module name="SuppressWarningsHolder"/>
    </module>
    <module name="RegexpHeader">
        <property name="headerFile" value="${config_loc}/required-header.txt"/>
    </module>
    <module name="FileTabCharacter"/>
    <module name="RegexpSingleline">
        <property name="format" value="File \| Settings \| File Templates"/>
    </module>