spring-security/etc/nohttp/checkstyle.xml

<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
    "https://www.puppycrawl.com/dtds/configuration_1_3.dtd">
<module name="Checker">
  <property name="charset" value="UTF-8"/>
  <property name="fileExtensions" value=""/>
  <module name="io.spring.nohttp.checkstyle.check.NoHttpCheck">
    <!--  Workaround for https://github.com/spring-io/nohttp/issues/55  -->
    <property name="allowlistFileName" value="${config_loc}/allowlist.lines" default=""/>
  </module>
  <module name="SuppressionFilter">
    <property name="file" value="${config_loc}/suppressions.xml" default=""/>
    <property name="optional" value="true"/>
  </module>
  <module name="SuppressWithPlainTextCommentFilter"/>
</module>