build.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="Demo Library" default="dist">

    <property file="build.properties"/>
    <fail unless="lib.externals" message="File build.properties should specify lib.externals."/>

    <property name="src" value="src"/>
    <property name="lib" value="lib"/>
    <property name="build" value="build"/>
    <property name="dist" value="dist"/>

    <path id="build.classpath">
        <path path="${lib.externals}/nodebox-core.jar"/>
        <path path="${lib.externals}/processing-core.jar"/>
        <path path="${lib.externals}/equinox.jar"/>
        <path path="${lib}/phys2d.jar"/>
    </path>

    <target name="init">
        <mkdir dir="${build}"/>
    </target>

    <target name="compile" depends="init">
        <javac srcdir="${src}" destdir="${build}" classpathref="build.classpath" source="1.5" target="1.5"/>
    </target>

    <target name="embed-dependencies" depends="init">
        <copy file="${lib}/phys2d.jar" todir="${build}"/>
    </target>

    <target name="dist" depends="compile,embed-dependencies">
        <mkdir dir="${dist}"/>
        <jar jarfile="${dist}/demolib.jar" basedir="${build}" manifest="manifest.mf"/>
    </target>

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

</project>