build.xml

<project name="Java tradeLib meta build file" default="dist" basedir=".">
  <description>
    Ant build file to build the core and all the modules.
  </description>

  <fileset id="buildFiles" dir="." includes="core/build.xml modules/*/build.xml"/>
  <fileset id="module-dist-files" dir="." includes="modules/*/dist/lib/*"/>

  <property name="core.dist.lib" location="core/dist/lib"/>
  <property name="core.dist.lib.ext" location="${core.dist.lib}/ext"/>

  <target name="dist">
    <!-- Build the core and modules distribution -->
    <subant target="dist">
      <fileset refid="buildFiles"/>
    </subant>

    <antcall target="copy-modules" />
    <!-- Copy the modules to the core ext dir -->

  </target>

  <target name="copy-modules">
    <!-- Copy all the files from the modules to the ext/ of the core dist/lib/ dir -->
    
    <!-- create the ext dir, if it does not exist yet. -->
    <mkdir dir="${core.dist.lib.ext}" />

    <!-- Now copy all the jars from the modules dist lib directories. -->
    <copy todir="${core.dist.lib.ext}" flatten="true">
      <fileset refid="module-dist-files" />
    </copy>
  </target>

  <target name="clean">
    <!-- Clean the core and modules -->
    <subant target="clean">
      <fileset refid="buildFiles"/>
    </subant>
  </target>

</project>