build.xml

<project name="BON" default="install" basedir=".">
	<property environment="env"/>
	
	<!-- Basic directories -->
	<property name="src.dir" value="src"/>
	<property name="build.dir" value="build"/>
	<property name="download.dir" value="${build.dir}/downloads"/>
	
	<!-- Project information -->
	<property name="build.name" value="BON"/>
	<property name="class.pckg" value="immibis.bon"/>
	
	<!-- Packaging -->
	<property name="dist.dir" value="${build.dir}/dist"/>
	<property name="compile.dir" value="${build.dir}/compile"/>
	<property name="classes.dir" value="${build.dir}/packaging"/>
	<property name="apiclasses.dir" value="${build.dir}/api-packaging"/>

	<!-- Enforce some paths -->
	<mkdir dir="${build.dir}"/>
	
	<!-- Task skipping -->
	<target name="properties">
		<available property="has.api" file="${src.dir}/${class.pckg}/api"/>
	</target>
	
	<!-- Building process -->
	<target name="install" depends="build">
		<!-- Cleanup -->
		<delete dir="${apiclasses.dir}"/>
		<delete dir="${classes.dir}"/>
		<delete>
			<fileset dir="${dist.dir}">
				<exclude name="${build.name}-${build.number}.jar"/>
				<exclude name="${build.name}-API-${build.number}.zip"/>
			</fileset>
		</delete>
	</target>

	<macrodef name="install-lite">
		<attribute name="build"/>
		<attribute name="classes" default="${compile.dir}"/>
		<sequential>
			<copy todir="${classes.dir}" preservelastmodified="true">
				<fileset dir="@{classes}">
					<include name="**/*.class"/>
				</fileset>
			</copy>
			<jar destfile="${dist.dir}/${build.name}-@{build}.jar"
				compress="true" level="9" basedir="${classes.dir}"
				manifest="META-INF/MANIFEST.MF"/>
		</sequential>
	</macrodef>

	<target name="build" depends="get-build-number" unless="already.compiled">
		<!-- Recompile -->
		<mkdir dir="${compile.dir}"/>
		
		<depend srcdir="${src.dir}" destdir="${compile.dir}"
			cache="${build.dir}/depcache" closure="true">
			<include name="**/*.java"/>
		</depend>
		<javac srcdir="${src.dir}" destdir="${compile.dir}" target="1.6" source="1.6"
			debug="true" debuglevel="lines,source" includeAntRuntime="false">
			<include name="**/*.java"/>
		</javac>
		
		<local name="build"/><property name="build" value="${build.number}"/>
		<install-lite build="${build}"/>
	</target>

	<target name="package-api" depends="get-build-number" unless="already.compiled" if="has.api">
		<!-- Copy & package API -->
		<copy todir="${apiclasses.dir}/${class.pckg}/api">
			<fileset dir="${src.dir}/${class.pckg}/api"/>
		</copy>
		<zip destfile="${dist.dir}/${build.name}-API-${build.number}.zip" basedir="${apiclasses.dir}"/>
	</target>

	<target name="get-build-number" depends="build-number-there" unless="build.number">
		<echo message="!! No build number set !!"/>
		<property name="build.number" value="CUSTOM_BUILD"/>
	</target>

	<target name="build-number-there" if="env.BUILD_NUMBER" unless="build.number">
		<echo message="Using build number ${env.BUILD_NUMBER}..."/>
		<property name="build.number" value="${env.BUILD_NUMBER}"/>
	</target>

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

	<target name="jar" depends="install"/>
</project>