[Ant存档] Demonstration Tips of Ant

<project name="AntTest" default="main" basedir=".">

<!-- 定义path数据类型(datatype)，并引用 -->

<path id="compile.classpath">
<pathelement location="${lucene.jar}"/>
<pathelement location="${tidy.jar}"/>
</path>

<path id="test.classpath">
<path refid="compile.classpath"/>
<pathelement location="${junit.jar}"/>
<pathelement location="${build.dir}/classes"/>
<pathelement location="${build.dir}/test"/>
</path>

<path id="the.path">
<pathelement location="lib/ant.jar"/>
</path>
<property name="path.string" refid="the.path"/>
<echo message="${path.string}"/>

<!-- 引用环境变量 -->
<property name="classpath" value="${basedir}/bin"/>
<property environment="env." />
<echo message="Number of processors = ${env.NUMBER_OF_PROCESSORS}" />
<echo message="ANT_HOME = ${env.ANT_HOME}"/>
<echo message="ITS_HOME = ${env.ITS_HOME}" />

<echo message="Built-in Properties:"/>
<echo message="${ant.file}"/>
<echo message="${ant.java.version}"/>
<echo message="${ant.version}"/>

<property name="build.dir" location="build"/>
<echo message="${build.dir}" />
<echo message="${basedir}" />

<!-- demonstrate the immutability of ant's property -->
<property file="build.properties"/> <!-- ought to have an property named build.debug set to off in build.properties file-->
<property name="build.debug" value="on"/>
<echo message="build.debug = ${build.debug}"/>

<target name="init">
<property name="strip.comment" value="true"/>

<!-- demonstration of current time -->

<tstamp>
<format property="TODAY" pattern="yyyy-MM-dd hh:mm aa" />
</tstamp>

<!-- define self-made tasks -->
<taskdef name="simpletask" classname="org.xxx.anttest.SimpleTask" classpath="${classpath}" />
<taskdef name="proctask" classname="org.xxx.anttest.FileProcTask" classpath="${classpath}"/>
</target>

<!-- execute main program with external args -->

<target name="execute">
<echo level="warning" message="Executing Main Programme..."/>
<java classname="org.xxx.anttest.Test" classpath="bin">
<arg value="first arg"/>
<arg value="second arg"/>
<arg value="third arg"/>
</java>
</target>

<target name="simpletask" depends="init" >
<simpletask path="${env.ANT_HOME}:build/output" />
</target>

<target name="proctask" depends="init">
<echo message="Current Time is: ${TODAY}"></echo>
<proctask dir="${basedir}">
<include name="**/*.java"/>
</proctask>
</target>

<!--

1. strip comments in the file of config.properties when copying

2. demonstrate the useage of if attribute

-->

<target name="stripcomment" if="strip.comment" depends="init">
<copy file="config.properties" todir="config">
<filterchain>
<striplinecomments>
<comment value="#"/>
</striplinecomments>
</filterchain>
</copy>
</target>

<target name="main" depends="stripcomment" />

</project>