一个完整的ant build.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="genwar" default="all" basedir=".">

    <description> - Generate war file - </description>

    <property environment="env" />

    <property name="debuglevel" value="source,lines,vars" />
    <property name="target" value="1.6" />
    <property name="source" value="1.6" />

    <property name="output.dir" location="." />
    <property name="output.file" value="new_cos.war" />

    <property name="project.build" location="./build" />
    <property name="project.src" location="./src" />
    <property name="project.web" location="../web" />
    <property name="project.lib" location="./lib" />
    <property name="project.res" location="./res" />
    <property name="project.svc" location="./svc" />

    <property name="project.war" location="${project.build}/${output.file}" />

    <property name="tmp" location="${project.build}/tmp" />
    <property name="tmp.src" location="${tmp}/src" />
    <property name="tmp.lib" location="${project.web}/WEB-INF/lib" />
    <property name="tmp.bin" location="${tmp}/bin" />
    <property name="tmp.web" location="${tmp}/web" />
    <property name="tmp.classes" location="${tmp}/classes" />

    <property name="checkstyle.dir" location="./ant-task/checkstyle" />
    <property name="findbugs.dir" location="./ant-task/findbugs/home" />
    <property name="findbugs.report.dir" location="./ant-task/findbugs" />
    <property name="junit.reports.dir" value="./ant-task/junit/reports" />
    <property name="junit.class.dir" value="./ant-task/junit/bin" />
    <property name="junit.test.src" location="./test/java" />
    <property name="junit.test.resources" location="./test/resources" />

    <path id="javaclass.path">
        <pathelement path="${env.classpath}" />
        <pathelement path="${env.JBOSS_HOME}/server/all/lib/servlet-api.jar" />
        <pathelement path="${env.JBOSS_HOME}/server/all/lib/jsp-api.jar" />
        <fileset dir="${tmp.lib}" includes="*.jar" />
        <!-- <fileset dir="${project.lib}" includes="*.jar" /> -->
    </path>

    <path id="findbugs.path">
        <fileset dir="${findbugs.dir}" includes="**/*.jar" />
    </path>

    <target name="clean">
        <delete file="${output.dir}/${output.file}" failonerror="false" />
        <delete dir="${project.build}" failonerror="false" />
        <mkdir dir="${project.build}" />
    </target>

    <target name="all" depends="clean,buildwar" />

    <target name="initdir">

        <echo message="Init directories " />

        <delete dir="${tmp}" failonerror="false" />

        <mkdir dir="${tmp}" />

        <mkdir dir="${tmp.src}" />
        <copy todir="${tmp.src}">
            <fileset dir="${project.src}" excludes="**/.svn/**" />
        </copy>

        <mkdir dir="${tmp.lib}" />
        <!-- 
        <copy todir="${tmp.lib}">
            <fileset dir="${project.web}/WEB-INF/lib" includes="*.jar" />
        </copy>
        -->

        <mkdir dir="${tmp.bin}" />

        <mkdir dir="${tmp.web}/WEB-INF/lib" />

        <delete dir="${tmp.web}/WEB-INF/classes" failonerror="false" />
        <mkdir dir="${tmp.web}/WEB-INF/classes" />

    </target>

    <target name="compilejava" depends="initdir">
        <echo message="Compiling java code " />

        <javac debug="true" debuglevel="${debuglevel}" destdir="${tmp.bin}" source="${source}" target="${target}" encoding="UTF-8">
            <src path="${tmp.src}" />
            <classpath refid="javaclass.path" />
        </javac>

        <copy todir="${tmp.web}/WEB-INF/classes" includeemptydirs="false">
            <fileset dir="${tmp.src}">
                <exclude name="**/*.java" />
            </fileset>
        </copy>
        <copy todir="${tmp.web}/WEB-INF/classes" includeemptydirs="false">
            <fileset dir="${tmp.bin}">
                <include name="**/*.class" />
            </fileset>
        </copy>
    </target>

    <target name="compilejava-without-copy" depends="initdir">
        <echo message="Compiling java code " />

        <javac debug="true" debuglevel="${debuglevel}" destdir="${tmp.bin}" source="${source}" target="${target}" encoding="UTF-8">
            <src path="${tmp.src}" />
            <classpath refid="javaclass.path" />
        </javac>

    </target>

    <target name="buildwar" depends="compilejava">

        <echo message="Packing war file " />

        <copy todir="${tmp.web}">
            <fileset dir="${project.web}" excludes="**/.svn/**" />
        </copy>

        <delete file="${project.war}" failonerror="false" />
        <war destfile="${project.war}" basedir="${tmp.web}" webxml="${tmp.web}/WEB-INF/web.xml" encoding="utf-8" />
        <delete dir="${tmp}" failonerror="false" />

        <delete file="${output.dir}/${output.file}" failonerror="false" />
        <move todir="${output.dir}" includeemptydirs="false" filtering="true">
            <fileset dir="${project.build}">
                <include name="**/*.war" />
            </fileset>
        </move>

        <delete dir="${project.build}" failonerror="false" />

    </target>

    <taskdef resource="checkstyletask.properties"
         classpath="${checkstyle.dir}/checkstyle-5.5-all.jar"/>

    <target name="checkstyle" 
        description="Generates a report of code convention violations.">

        <checkstyle config="${checkstyle.dir}/my_check.xml"
            failureProperty="checkstyle.failure" failOnViolation="false">
            <formatter type="xml" tofile="${checkstyle.dir}/checkstyle_report.xml" />
            <fileset dir="${project.src}" includes="**/*.java" />
        </checkstyle>

        <!-- style in="checkstyle_report.xml" out="checkstyle_report.html"
            style="checkstyle.xsl" /-->

    </target>

    <taskdef name="findbugs" classname="edu.umd.cs.findbugs.anttask.FindBugsTask" 
        classpathref ="findbugs.path"/>

    <target name="findbugs" depends="compilejava-without-copy"
        description="用Findbugs检查代码错误.">
        <echo>开始用Findbugs检查代码错误</echo>
        <findbugs home="${findbugs.dir}" output="xml"
            outputFile="${findbugs.report.dir}/findbugs_report.xml" >
            <auxClasspath >
                <path refid="junit.test.lib.path" />
            </auxClasspath>
            <!--auxClasspath path="${basedir}/lib/Regex.jar" /-->
            <sourcePath path="${tmp.src}" />
            <class location="${tmp.bin}" />
        </findbugs>
        <echo>Findbugs检查代码错误完成</echo>

        <delete dir="${project.build}" failonerror="false" />
    </target>
    
    <target name="junit-init" >
        <delete dir="${junit.class.dir}" failonerror="false" />
        <mkdir dir="${junit.class.dir}" />
        <delete dir="${junit.reports.dir}/result-xml" failonerror="false" />
        <mkdir dir="${junit.reports.dir}/result-xml" />
        <delete dir="${junit.reports.dir}/html" failonerror="false" />
        <mkdir dir="${junit.reports.dir}/html" />
        <delete dir="${junit.reports.dir}/html-result" failonerror="false" />
        <mkdir dir="${junit.reports.dir}/html-result" />
    </target>


    <target name="junit-compile" depends="junit-init">
        <echo message="${project.web}/WEB-INF/lib"/>
        <javac srcdir="${project.src}" destdir="${junit.class.dir}" source="${source}" target="${target}" encoding="UTF-8">
            <classpath refid="junit.test.lib.path" />
        </javac>
        <javac srcdir="${junit.test.src}" destdir="${junit.class.dir}" source="${source}" target="${target}" encoding="UTF-8">
            <classpath refid="junit.test.lib.path" />
        </javac>
        <copy todir="${junit.class.dir}">
            <fileset dir="${junit.test.resources}">
                <include name="**/*.xml" />
            </fileset>
        </copy>
        <copy todir="${junit.class.dir}">
            <fileset dir="${project.src}">
                <include name="**/*.xml" />
            </fileset>
        </copy>
    </target>

    <path id="junit.test.lib.path">
        <pathelement path="${env.JBOSS_HOME}/server/all/lib/servlet-api.jar" />
        <pathelement path="${env.JBOSS_HOME}/server/all/lib/jsp-api.jar" />
        <pathelement path="${env.JBOSS_HOME}/server/all/lib/jboss-j2ee.jar" />
        <fileset dir="${project.web}/WEB-INF/lib" includes="**/*.jar" />
        <fileset dir="${project.lib}" includes="**/*.jar" />
    </path>
    

    <target name="junit-test" depends="junit-compile">
        <junit printsummary="yes">
            <classpath>
                <!-- 指定lib和class路径，class和jar的声明不能混在一起 -->
                <pathelement location="${junit.class.dir}" />
                <path refid="junit.test.lib.path" />
            </classpath>
            <batchtest todir="${junit.reports.dir}/result-xml">
                <fileset dir="${junit.test.src}" includes="**/*TestCase.java" />
                <formatter type="xml" />
            </batchtest>
        </junit>
        <junitreport todir="${junit.reports.dir}/html-result">
            <!-- 指定测试结果的XML，即上一步产生的XML -->
            <fileset dir="${junit.reports.dir}/result-xml">
                <include name="TEST-*.xml" />
            </fileset>
            <!-- 根据测试结果XML，生成TESTS-TestSuites.xml，并由此产生HTML文件 -->
            <report format="frames" todir="${junit.reports.dir}/html" />
            <!-- 
            -->
        </junitreport>
    </target>
</project>