RosJava rosmake Error BuildFile

<?xml version="1.0" encoding="UTF-8"?>
<project name="." default="default">

  <property file="ros.properties" />

  <property name="dist" location="dist" />
  <property name="build" location="build" />
  <property name="src" location="src" />

  <path id="classpath">
    <pathelement path="${ros.compile.classpath}" />
  </path>

  <echo message="${toString:classpath}" />

  <target name="default" depends="init, compile" />

  <target name="init">
    <fail unless="ros.compile.classpath" message="ros.properties is missing.  Please type 'rosmake' first "/>
    <mkdir dir="${build}" />
    <mkdir dir="${dist}" />
  </target>

  <target name="compile" depends="init">

    <javac destdir="${build}">
      <classpath refid="classpath" />
      <src path="${src}" />
    </javac>
  </target>

  <target name="clean">
    <delete dir="${build}" />
    <delete dir="${dist}" />
  </target>

  <!-- required entry point -->
  <target name="test" />

</project>