ant-phase-verify.xml

<?xml version="1.0" encoding="UTF-8"?>

<project name="phase-package" default="execute">

  <target name="execute">
    <taskdef name="checkstyle"
             classname="com.puppycrawl.tools.checkstyle.CheckStyleTask"
             classpath="${mvn.runtime_classpath}"
             />

    <delete file="${mvn.project.build.directory}/cachefile" />

    <property name="checkstyle.pattern.todo" value="NOTHingWillMatCH_-"/>
    <property name="check.config" location="checkstyle_checks.xml"/>
    <property name="translation.severity" value="ignore"/>

    <checkstyle config="${check.config}"
                failOnViolation="false"
                failureProperty="checkstyle.failure.property"
                >
      <fileset dir="src"
               includes="checkstyle/**/*.java,checkstyle/**/*.properties,xdocs/**/*.xml,tests/**/*Test.java"
               excludes="**/Generated*.java,**/gui/*"/>
      <formatter type="plain"/>
      <formatter type="xml" toFile="${mvn.project.build.directory}/cs_errors.xml"/>
      <classpath path="${mvn.runtime_classpath}"/>
      <property key="checkstyle.cache.file" file="${mvn.project.build.directory}/cachefile"/>
      <property key="checkstyle.header.file" file="java.header"/>
      <property key="checkstyle.importcontrol.file" file="import-control.xml"/>
      <property key="checkstyle.suppressions.file"
                file="suppressions.xml"/>
    </checkstyle>

    <fail if="checkstyle.failure.property"
          message="Checkstyle failed: ${checkstyle.failure.property}"
          />
  </target>
</project>