build.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE xml>

<project basedir="." default="build" name="WebApp">
	<property environment="env" />
	<property name="srcDir" value="." />
	<property name="debuglevel" value="source,lines,vars" />
	<property name="target" value="1.6" />
	<property name="source" value="1.6" />
	<property name="ARCHIVE_DIR" value="output" />
	<property name="LIB_DIR" value="./lib" />
	<property name="WEB_INF_LIB_DIR" value="./WebContent/WEB-INF/lib" />
	<property name="warname" value="webApp.war" />
	<path id="classpathDir">
		<pathelement location="build/bin" />
		<fileset dir="${LIB_DIR}">
			<include name="*.jar" />
		</fileset>
		<fileset dir="${WEB_INF_LIB_DIR}">
			<include name="*.jar" />
		</fileset>
	</path>
	<target name="init">
		<mkdir dir="build" />
		<mkdir dir="build/bin" />
	</target>
	<target name="clean">
		<delete dir="build" />
		<delete file="${ARCHIVE_DIR}/${warname}" />
	</target>
	<target name="build" depends="build-project,build-war" />
	<target name="cleanall" depends="clean" />
	<target name="build-project" depends="clean,init">
		<copy todir="${ARCHIVE_DIR}">
		  <fileset file="manifest.yml" />
		</copy>
		<echo message="${ant.project.name}: ${ant.file}" />
		<javac debug="true" debuglevel="${debuglevel}" destdir="build/bin" source="${source}" target="${target}" includeantruntime="false">
			<src path="src" />
			<classpath refid="classpathDir" />
		</javac>
	</target>

	<target name="build-war" depends="build-project">
		<war destfile="${ARCHIVE_DIR}/${warname}" webxml="WebContent/WEB-INF/web.xml">
			<webinf dir="WebContent/WEB-INF" />
			<zipfileset dir="src" prefix="WEB-INF/src" />
			<fileset dir="WebContent">
				<include name="**/*" />
			</fileset>
			<lib dir="WebContent/WEB-INF/lib" />
			<classes dir="build/bin" />
		</war>
	</target>

</project>