spaceshipsim/build.xml

<project name="SpaceShipSim" basedir="." default="main" >
	<property name="src.dir" value="src" />
	<property name="bin.dir" value="bin" />
	<property name="classes.dir" value="${bin.dir}/classes" />
	<property name="jar.dir" value="${bin.dir}/jar" />
	<property name="main-class" value="spaceshipsim.SpaceShipSim" />
	
	<target name="clean" >
		<delete dir="bin" />
	</target>
	
	<target name="compile" >
		<mkdir dir="${classes.dir}" />
		<javac includeantruntime="false" srcdir="${src.dir}" destdir="${classes.dir}" />
	</target>
	
	<target name="jar" depends="compile" >
		<mkdir dir="${jar.dir}" />
		<jar destfile="${jar.dir}/${ant.project.name}.jar" basedir="${classes.dir}" >
			<manifest>
				<attribute name="Main-Class" value="${main-class}" />
			</manifest>
		</jar>
	</target>

	<target name="main" depends="jar" />
	
	<target name="run" depends="jar" >
		<java jar="${jar.dir}/${ant.project.name}.jar" fork="true" />
	</target>
</project>