build.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE project>

<project xmlns:ivy="antlib:org.apache.ivy.ant" name="example" default="compile" basedir="./">

  <!-- import properties -->
  <property file="build.properties" />

  <!-- settings -->
  <property name="main.src"         value="${basedir}/src/main"/>
  <property name="module.src"       value="${basedir}/src/module"/>
  <property name="target"           value="${basedir}/target"/>
  <property name="main.target"      value="${target}/main"/>
  <property name="module.target"    value="${target}/module"/>
  <property name="javac.args"       value="-Xlint:unchecked -Xlint:deprecation"/>

  <!-- ivy settings -->
  <property name="ivy.version" value="2.2.0"/>
  <property name="ivy.url"     value="http://repo2.maven.org/maven2/org/apache/ivy/ivy" />
  <property name="ivy.lib"     value="${basedir}/lib"/>
  <property name="ivy.jar"     value="${ivy.lib}/ivy-${ivy.version}.jar"/>

  <!-- define classpath -->
  <path id="main.classpath">
    <pathelement location="${main.target}"/>
    <fileset dir="${ivy.lib}">
      <include name="*.jar"/>
    </fileset>
  </path>

  <path id="module.classpath">
    <pathelement location="${module.target}"/>
    <fileset dir="${ivy.lib}">
      <include name="*.jar"/>
    </fileset>
  </path>

  <!-- Tasks -->

  <target name="init">
    <tstamp/>
    <mkdir dir="${target}"/>
    <mkdir dir="${main.target}"/>
    <mkdir dir="${module.target}"/>
    <mkdir dir="${ivy.lib}"/>
    <available file="${ivy.jar}" property="has.ivy" />
  </target>

  <!-- for ivy -->
  <target name="get.ivy" depends="init" unless="has.ivy">
    <delete dir="${ivy.lib}" includes="ivy-*.jar" excludes="ivy-${ivy.version}.jar"/>
    <get src="${ivy.url}/${ivy.version}/ivy-${ivy.version}.jar" dest="${ivy.jar}" />
  </target>

  <target name="init.ivy" depends="get.ivy">
    <taskdef uri="antlib:org.apache.ivy.ant" classpath="${ivy.jar}" />
  </target>

  <target name="resolve" depends="init.ivy" description="--> retreive dependencies with ivy">
    <ivy:retrieve />
  </target>

  <!-- build -->
  <target name="compile" depends="init,resolve">
    <!-- build main -->
    <depend srcdir="${main.src}" destdir="${main.target}" cache="depcache" closure="yes" >
      <classpath refid="main.classpath"/>
    </depend>
    <javac srcdir="${main.src}" destdir="${main.target}" includeAntRuntime="no"
           debug="${debugflag}" debuglevel="lines,vars,source">
      <compilerarg line="${javac.args}"/>
      <classpath refid="main.classpath"/>
    </javac>

    <!-- module benchmark -->
    <depend srcdir="${module.src}" destdir="${module.target}" cache="depcache" closure="yes" >
      <classpath refid="module.classpath"/>
    </depend>
    <javac srcdir="${module.src}" destdir="${module.target}" includeAntRuntime="no"
           debug="${debugflag}" debuglevel="lines,vars,source">
      <compilerarg line="${javac.args}"/>
      <classpath refid="module.classpath"/>
    </javac>
  </target>

  <!-- clean -->
  <target name="clean" description="Clean. Delete the build files and their directories">
    <delete dir="${target}"/>
  </target>

  <target name="distclean" depends="clean"
          description="Clean. Delete the most of the build files">
    <delete dir="${ivy.lib}"/>
  </target>

  <!--- run wordcount 
  <target name="run">
  </target>
-->

</project>