build.xml.bak

ant进阶

<?xml version="1.0"?>
<project name="project4" default="run" basedir=".">
	<property name="dirsrc" value="src" />
	<property name="dirbuild" value="build" />

	<target name="init">
		
	</target>

	<target name="clean">
		<delete dir="${dirbuild}" />
		<mkdir dir="${dirbuild}/classes" />
	</target>

	<target name="compile" depends="clean">
		<javac srcdir="${dirsrc}" destdir="${dirbuild}/classes" />
	</target>

	<target name="run" depends="compile">
		<java classname="HelloWorld">
			<classpath>
				<pathelement path="${dirbuild}/classes" />
			</classpath>
		</java>
	</target>
</project>