An ant build that includes source in a jar

build.xml

<?xml version="1.0" encoding="utf-8" ?>
<project name="glwt" default="jar" basedir=".">

	<property name="gwt.sdk" location="/home/tom/bin/gwt" />
	<property name="dust.version" location="1.2.6" />
	<property name="dust.path" location="/home/tom/code/javascript/dustjs" />

	<property name="dust.path.src" location="${dust.path}/dist" />
	<property name="dust.path.dst" location="src/glwt/dust/client/js" />

	<presetdef name="javac">
		<javac includeantruntime="false" />
	</presetdef>

	<path id="project.class.path">
		<pathelement location="src" />
		<pathelement location="${gwt.sdk}/gwt-user.jar" />
		<fileset dir="lib" includes="*.jar" />
		<fileset dir="${gwt.sdk}" includes="gwt-dev*.jar" />
	</path>

	<target name="update.dust" depends="checkforchanges">
		<copy todir="${dust.path.dst}" verbose="true">
			<fileset dir="${dust.path.src}">
			</fileset>
		</copy>
	</target>

	<target name="compile" description="Compile source" depends="checkforchanges, update.dust" unless="nochanges">
		<delete dir="bin" />
		<mkdir dir="bin" />
		<javac srcdir="src" includes="**/*" destdir="bin" classpathref="project.class.path" includeDestClasses="true" debug="on">
			<!-- 		<javac srcdir="src" includes="**" encoding="utf-8" destdir="bin" source="1.5" target="1.5" nowarn="true" debug="true" debuglevel="lines,vars,source"> -->
			<!-- 			<classpath refid="project.class.path" /> -->
		</javac>
		<echo message="compile done" />
		<copy todir="bin">
			<fileset dir="src" />
		</copy>
	</target>


	<target name="checkforchanges">
		<uptodate property="nochanges" targetfile="build/glwt.jar">
			<srcfiles dir="src" includes="**/*" />
			<srcfiles dir="lib" includes="**/*.jar" />
			<srcfiles dir="${gwt.sdk}" includes="**/*.jar" />
		</uptodate>
		<uptodate property="nochangedust" targetfile="${dust.path.dst}/dust-full-${dust.version}.js">
			<srcfiles dir="${dust.path.src}" includes="**/*" />
			<srcfiles dir="lib" includes="**/*.jar" />
			<srcfiles dir="${gwt.sdk}" includes="**/*.jar" />
		</uptodate>
		<echo message="build/glwt.jar checkforchanges : nochanges=${nochanges}" />
	</target>

	<target name="jar" description="Package into JAR" depends="compile" unless="nochanges">
		<jar destfile="build/glwt.jar" basedir="bin" compress="true" />
		<echo message="built jar" />
	</target>

	<target name="build" depends="jar">
	</target>


	<target name="clean">
		<delete dir="bin" />
		<delete dir="build" />
	</target>

</project>