build.xml

<?xml version="1.0" encoding="utf-8"?>  
<project name="AntProject" basedir="." default="compile">  
  
    <!-- 定义时间戳 -->  
    <tstamp></tstamp>  
      
    <property name="classes" location="./WebRoot/WEB-INF/classes"/>  
    <property name="jarpath" location="./WebRoot/WEB-INF/lib"/>  
  	<target name="clean">
  		<delete dir="${classes}"/>
  	</target>

    <target name="init">  
        <mkdir dir="${classes}"/>  
        <copy todir="${classes}">
        	<fileset dir="./src">
        		<include name="*.properties"/>
        	</fileset>
        </copy>
    </target>  
  
    <path id="classpath">
        <fileset dir="${jarpath}">
            <include name="**/*.jar" />
        </fileset>
    </path>

    <!-- 编译java源文件 -->  
    <target name="compile" depends="init">  
        <javac srcdir="./src" destdir="${classes}" includeantruntime="false" debug="true">
            <compilerarg line=" -encoding utf-8 -nowarn" />
            <classpath refid="classpath" />
        </javac>  
    </target>  
     
</project>