build.xml

<?xml version="1.0"?>
<project name="DrugBank4Parser" default="jar" basedir=".">

	<property name="src.dir" value="src"/>
	<property name="lib.dir" value="lib"/>
	<property name="build.dir" value="build"/>
	<property name="jar.name" value="${ant.project.name}.jar"/>
	
	<path id="project.class.path">
		<fileset dir="${lib.dir}">
			<include name="jdom-2.0.6.jar"/>
		</fileset>
	</path>
	
	<target name="clean">
		<delete dir="${build.dir}"/>
		<delete file="${jar.name}"/>
	</target>
	
	<target name="prepare">
		<mkdir dir="${build.dir}"/>
	</target>
	
	<target name="compile" depends="prepare">
		<echo>Compiling: ${jar.name}</echo>
		<javac srcdir="${src.dir}" includes="**" destdir="${build.dir}" debug="true">
			<classpath refid="project.class.path"/>
		</javac>
	</target>
	
	<target name="jar" depends="compile"> 
		<echo>Creating JAR: ${jar.name}</echo>
		<unjar src="${lib.dir}/jdom-2.0.6.jar" dest="${build.dir}"/>
		<jar jarfile="${jar.name}">
			<fileset dir="build">
				<include name="**/*.class"/>
			</fileset>
		</jar>
	</target>
</project>