content/resources/ant/build-a3.xml

<project default="jar">
  <target name="compile" description="o Compile the code" depends="get-deps">
    <mkdir dir="${classesdir}"/>
    <javac destdir="${classesdir}">
      <src>
        <pathelement location="src/main/java"/>
      </src>
      <classpath>
        <fileset dir="${libdir}">
          <include name="*.jar"/>
        </fileset>
      </classpath>      
    </javac>
  </target>
  <target name="test-compile" description="o Compile the code" depends="get-deps">
    <mkdir dir="${test.classesdir}"/>
    <javac destdir="${test.classesdir}">
      <src>
        <pathelement location="src/test/java"/>
      </src>
      <classpath>
        <fileset dir="${libdir}">
          <include name="/path/to/junit-3.8.1.jar"/>
        </fileset>
      </classpath>
    </javac>
  </target>
  <target name="jar" description="o Create the jar" depends="compile">
    <jar jarfile="target/${final.name.api}.jar"/>
  </target>
</project>