build.xml

<project name="asteroids" basedir="." default="main">

  <property name="src.dir"      value="src"/>
  <property name="build.dir"    value="build"/>
  <property name="lib.dir"      value="lib"/>
  <property name="javadoc.dir"      value="doc"/>
  <property name="uml.dir"      value="uml"/>

  <path id="classpath">
    <fileset dir="${lib.dir}" includes="**/*.jar"/>
  </path>

  <target name="javadocs" description="generates javadoc and also UML Diagram">
    <javadoc sourcepath="${src.dir}" packagenames="*" destdir="${javadoc.dir}" private="true">
      <doclet name="org.umlgraph.doclet.UmlGraphDoc" path="${lib.dir}/UmlGraph.jar">
	<param name="-attributes" />
	<param name="-constructors" />
	<param name="-operations" />
	<param name="-types" />
	<param name="-visibility" />
	<param name="-enumerations" />
	<param name="-enumconstants" />
	<param name="-inferrel" />
	<param name="-useimports" />
      </doclet>
    </javadoc>
    <apply executable="dot" dest="${uml.dir}" parallel="false">
      <arg value="-Tpng"/>
      <arg value="-o"/>
      <targetfile/>
      <srcfile/>
      <fileset dir="${uml.dir}" includes="*.dot"/>
      <mapper type="glob" from="*.dot" to="*.png"/>
    </apply>
  </target>

  <!-- <target name="uml" depends="prepare"> -->
  <!--      <property name="uml.dir" value="${basedir}/uml"/> -->
  <!--      <property name="src.uml.dir" value="${src.dir}/uml"/> -->
  <!--      <mkdir dir="${uml.dir}"/> -->
  <!--      <path id="uml.source.path"> -->
  <!--          <pathelement path="${src.uml.dir}/"/> -->
  <!--          <pathelement path="${src.java.dir}"/> -->
  <!--        </path> -->
  <!--      <javadoc sourcepathref="uml.source.path" packagenames="*" package="true"> -->
  <!--          <doclet name="org.umlgraph.doclet.UmlGraph" path="${basedir}/lib/UmlGraph.jar"> -->
  <!--              <param name="-d" value="${uml.dir}"/> -->
  <!--          </doclet> -->
  <!--      </javadoc> -->
  <!--      <apply executable="dot" dest="${uml.dir}" parallel="false"> -->
  <!--        <arg value="-Tpng"/> -->
  <!--        <arg value="-o"/> -->
  <!--        <targetfile/> -->
  <!--        <srcfile/> -->
  <!--        <fileset dir="${uml.dir}" includes="*.dot"/> -->
  <!--        <mapper type="glob" from="*.dot" to="*.png"/> -->
  <!--      </apply> -->
  <!--  </target> -->
</project>