build.xml

<?xml version="1.0"?>
<project name="Hello World Project" default="info2">

	<target name="info1" description="我是氢气球吗">
		<echo>Hello World - Welcome to Apache Ant!</echo>
	</target>
	<!--ant 属性的演示-->
	<property name="sitename" value="www.tutorialspoint.com" />
	<target name="info2">
		<echo>Apache Ant version is ${ant.version} - You are at ${sitename} - basedir is ${basedir} 
			- bulid file url == ${ant.file} 
			- ant.core.lib == ${ant.core.lib}
			- output.dir == ${output.dir}</echo>
	</target>
	<!--ant 外部额外的引用属性文件的演示 -->
	<property file="build.properties" />
	<target name="info3">
		<echo>Hello World - Welcome to Apache Ant! form properties sitename is ${sitename}</echo>
	</target>

	<target name="info4">
		<echo>它被当作一个文件集，用来包括或移除匹配某种模式的文件</echo>
		<fileset dir="${src}" casesensitive="yes">
			<include name="**/*.java" />
			<exclude name="**/*Sub*" />
		</fileset>
		<echo>重用</echo>
		<fileset dir="${src}" casesensitive="yes">
			<patternset refid="java.files.without.stubs" />
		</fileset>
		<patternset id="java.files.without.stubs">
			<include name="src/**/*.java" />
			<exclude name="src/**/*Stub*" />
		</patternset>
	</target>
	<echo>src.dir is ${src}</echo>
	<target name="generate-javadoc">
		<javadoc packagenames="firstPart.*" sourcefiles="firstPart.Test" destdir="doc" version="true" windowtitle="Fax Application">

			<doctitle>
				<![CDATA[= Fax Application =]]>
			</doctitle>

			<bottom>
				<![CDATA[Copyright © 2011. All Rights Reserved.]]>
			</bottom>

			<group title="util" packages="firstPart.*" />
		</javadoc>

		<echo message="java doc has been generated!" />
	</target>
</project>