content/resources/ant/build-a2.xml

<project default="compile">
  <property name="classesdir=" value="..."/>
  <property name="test.classesdir=" value="..."/>
  <property name="libdir" value="..."/>
  <target name="compile">
    <mkdir dir="${classesdir}"/>
    <javac destdir="${classesdir}">
      <src>
        <pathelement location="src/main/java"/>
      </src>
      <classpath>
        <fileset dir="${libdir}">
          <include name="*.jar"/>
        </fileset>
      </classpath>
    </javac>
  </target>
  <target name="test-compile">
    <mkdir dir="${test.classesdir}"/>
    <javac destdir="${test.classesdir}">
      <src>
        <pathelement location="src/test/java"/>
      </src>
      <classpath>
        <fileset dir="${libdir}">
          <include name="*.jar"/>
        </fileset>
      </classpath>
    </javac>
  </target>
</project>