dir.docroot           = html
dir.docroot.css       = ${dir.docroot}/css
dir.docroot.js        = ${dir.docroot}/js
dir.docroot.widgets   = ${dir.docroot.js}/ui-widgets

files.css             = jquery.mobile.css, ui.notify.css, highlight.css
files.less            = style.less
files.widgets         = dyn.contextmenu.js, dyn.firstEnter.js, dyn.icons.js
files.js              = blog.all.js, ui.all.js

files.cssCompiled     = style.all.css
files.widgetsConcat   = dyn.widgets.js

tools.csscompressor   = yuicompressor-2.4.2.jar
tools.jscompressor    = uglifyjs
tools.less            = lessc

<?xml version="1.0"?>
<project name="example.com" default="build" basedir="../">

    <property file="build/default.properties"/>

    <!-- less files -->
    <target name="less">
        <echo message="compile less file ${files.less}"/>
        <basename property="less.filename" file="${css.less}" suffix=".less" />
        <exec executable="${tools.less}" dir="${dir.docroot.css}" failonerror="true">
            <arg line="${files.less}" />
            <arg line="${less.filename}.css"/>
        </exec>
    </target>

    <!-- uglifyjs - minify js -->
    <target name="uglify" >
        <echo message="uglify file ${js.filename}"/>
        <basename property="js.basename" file="${js.filename}" suffix=".js" />
        <exec executable="${tools.jscompressor}" failonerror="true">
            <arg line="--output ${destination.directory}/${js.basename}.min.js" />
            <arg line="${js.filename}"/>
        </exec>
    </target>

    <!-- iterate over widgets-->
    <target name="widgets">
        <concat destfile="${dir.docroot.js}/${files.widgetsConcat}">
            <filelist dir="${dir.docroot.widgets}" files="${files.widgets}"/>
        </concat>
        <antcall target="uglify">
            <param name="js.filename" value="${dir.docroot.js}/${files.widgetsConcat}" />
            <param name="destination.directory" value="${dir.docroot.js}" />
        </antcall>
    </target>

    <target name="build">
        <antcall target="uglify">
            <param name="js.filename" value="${dir.docroot.js}/file1.js" />
            <param name="destination.directory" value="${dir.docroot.js}" />
        </antcall>
        <antcall target="uglify">
            <param name="js.filename" value="${dir.docroot.js}/file2.js" />
            <param name="destination.directory" value="${dir.docroot.js}" />
        </antcall>
<!-- und viele mehr .. -->
        <antcall target="widgets" />
        <antcall target="less" />
    </target>
</project>

<!-- minify js files -->
    <target name="minifyJS">
        <apply>
            <fileset dir="./${dir.docroot.js}/" includes="${files.js}" />
            <antcall target="uglify">
                <param name="js.filename" value="injiziertes file aus Iteration" />
                <param name="destination.directory" value="${dir.docroot.js}" />
            </antcall>
        </apply>
    </target>