用ant封装j2ee工程

<?xml version="1.0" encoding="UTF-8"?><!--工程名build默认执行delete任务--><project name="build" default="clean">	<!--设置变量并赋值-->	<!--设置工程名-->	<property name="project.name" value="test" />	<!--源项目位置-->	<property name="project" value="D:/work/test" />	<property name="project.web" value="${project}/WebContent" />	<property name="project.src" value="${project}/src" />	<!--配置文件目录-->	<property name="project.src.config" value="${project.src}/config" />	<!--lib目录位置-->	<property name="project.lib" value="${project}/WebContent/WEB-INF/lib" />	<!--目标项目位置-->	<property name="build" value="D:/build" />	<property name="build.web" value="${build}/web" />	<property name="build.web.classess" value="${build.web}/WEB-INF/classes" />	<property name="build.web.lib" value="${build.web}/WEB-INF/lib" />	<!--war文件位置-->	<property name="war.name" value="${project.name}.war" />	<property name="war" value="D:/${war.name}" />	<!--设置jar包路径 -->	<path id="jar.path">		<fileset dir="${project.lib}">			<include name="**/*.jar" />		</fileset>	</path>	<!--建立build文件夹-->	<target name="init">		<mkdir dir="${build}" />		<mkdir dir="${build.web}" />		<mkdir dir="${build.web.classess}" />		<mkdir dir="${build.web.lib}" />	</target>	<!--将源项目文件复制到临时目录-->	<target name="copy" depends="init">		<!--将源项目web目录复制到build的web目录-->		<copy todir="${build.web}">			<fileset dir="${project.web}">				<include name="**/*" />			</fileset>		</copy>				<!--将配置文件复制到build目录-->        <copy todir="${build.web.classess}">            <fileset dir="${src.config}">                <include name="**/*"/>            </fileset>        </copy>		<!--将配置文件复制到build目录-->		<copy todir="${build.web.classes}">			<fileset dir="${project.lib}" >							<include name="**/*.jar"/>						</fileset>		</copy>		<!--将源项目lib目录复制到build的lib目录-->		<copy todir="${build.web.lib}" flatten="true">			<fileset dir="${project.lib}" >				<include name="**/*.jar"/>			</fileset>		</copy>	</target>	<!--编译源项目输出class到build的 class目录-->	<target name="compile" depends="copy">		<javac  srcdir="${project.src}" destdir="${build.web.classess}" debug="true" includeantruntime="on" encoding="utf-8">			<classpath refid="jar.path"/>		</javac>	</target>	<!--打包-->	<target name="package" depends="compile">		<war basedir="${build.web}" destfile="${war}">			<filename name="**/*" />		</war>	</target>	<!--清理不要的文件-->	<target name="clean" depends="package">		<delete dir="${build}" failonerror="false"/>	</target></project>