lucene/tools/custom-tasks.xml

<project name="custom-tasks">
  <description>
    This file is designed for importing into a main build file, and not intended
    for standalone use.
  </description>

  <target name="load-custom-tasks" unless="custom-tasks.loaded">
    <dirname file="${ant.file.custom-tasks}" property="custom-tasks.dir"/>
    <taskdef resource="lucene-solr.antlib.xml">
      <classpath>
        <pathelement location="${custom-tasks.dir}/../build/tools/classes/java" />
      </classpath>
    </taskdef>
    <property name="custom-tasks.loaded" value="true"/>
  </target>

  <filtermapper id="license-mapper-defaults">
    <!-- Normalize input paths. -->
    <replacestring from="\" to="/" />
    <replaceregex pattern="\.jar$" replace="" flags="gi" />
    
    <!-- Some typical snapshot/minimalized JAR suffixes. -->
    <replaceregex pattern="-min$" replace="" flags="gi" />
    <replaceregex pattern="SNAPSHOT$" replace="" flags="gi" />

    <!-- Typical version patterns. -->
    <replaceregex pattern="\.rc[0-9]+" replace="" flags="gi" />
    <replaceregex pattern="\-(r)?([0-9\-\_\.])+(b(eta)?([0-9\-\.])*)?$" replace="" flags="gi" />

    <!-- git hashcode pattern: its always 40 chars right? -->
    <replaceregex pattern="\-[a-z0-9]{40,40}$" replace="" flags="gi" />
  </filtermapper>

  <macrodef name="license-check-macro">
    <attribute name="dir" />
    <attribute name="licensedir" />
    <element name="additional-excludes" optional="true" />
    <element name="additional-filters"  optional="true" />
    <sequential>
      <!-- LICENSE and NOTICE verification macro. -->
      <echo>License check under: @{dir}</echo>
      <licenses licenseDirectory="@{licensedir}">
        <fileset dir="@{dir}">
          <include name="**/*.jar" />
          <!-- Speed up scanning a bit. -->
          <exclude name="**/.git/**" />
          <exclude name="**/.svn/**" />
          <exclude name="**/bin/**" />
          <exclude name="**/build/**" />
          <exclude name="**/dist/**" />
          <exclude name="**/src/**" />
          <additional-excludes />
        </fileset>

        <licenseMapper>
          <chainedmapper>
            <filtermapper refid="license-mapper-defaults"/>
            <filtermapper>
              <!-- Non-typical version patterns. -->
              <additional-filters />
            </filtermapper>
          </chainedmapper>
        </licenseMapper>
      </licenses>
    </sequential>
  </macrodef>
</project>