j2me项目，在使用ant 打包后，jar 中MANIFEST.MF里中文为乱码
各位大神好，最近本人在开发完j2me手机应用项目后，打包使用的是ant，打包后的jar中MANIFEST.MF里中文为乱码，经本人数日苦思研究并查阅资料后无果，甚至苦恼；鄙人愚钝，特在此请教各位大神指点一二，望各位不惜赐教，静候贵帖！以下是build.xml 内容：
<?xml version="1.0" encoding="UTF-8"?>
<project name="${programName}" default="end" basedir=".">
<property name="flag.value" value="" />
<property file="CONF.properties"/>
<property name="src.dir" value="${basedir}\src"/>
<property name="res.dir" value="${basedir}\res"/>
<property name="build.dir" value="${basedir}\build"/>
<property name="deploy.dir" value="${basedir}\deploy"/>
<property name="package.dir" value="${basedir}\package"/>
<property name="package.extract.dir" value="${package.dir}\extract"/>
<property name="preverified.dir" value="${basedir}\preverified"/>
<property name="preverified.noObfusedClass.dir" value="${preverified.dir}\noObfused\classes"/>
<property name="preverified.obfusedClass.dir" value="${preverified.dir}\obfused\classes"/>
<property name="preverify.bin" value="${wtk.home.dir}\bin\preverify.exe"/>
<property name="emulator.bin" value="${wtk.home.dir}\bin\emulator.exe"/>
<property name="jad.file" value="${programName}.jad"/>
<property name="debuglevel" value="source,vars"/>
<property name="target" value="1.1"/>
<property name="source" value="1.3"/>
<target name="replaceJava">
<echo message="替换文件，修改渠道号"/>
<delete file="E:\metre\workspace\kjava\SIPDemo\src\com\feedov\main\Net.java" />
<copy file="E:\metre\workspace\kjava\SIPDemo\Net.java" todir="E:\metre\workspace\kjava\SIPDemo\src\com\feedov\main" />
<replace file="E:\metre\workspace\kjava\SIPDemo\src\com\feedov\main\Net.java" token="100000" value="${flag.value}" encoding="UTF-8"/>
</target>
<target name="init" description="初始化环境">
<echo message="初始化目录"/>
<mkdir dir="${build.dir}"/>
<mkdir dir="${deploy.dir}"/>
<mkdir dir="${package.dir}"/>
<mkdir dir="${package.extract.dir}"/>
<mkdir dir="${preverified.dir}"/>
<mkdir dir="${preverified.noObfusedClass.dir}"/>
<mkdir dir="${preverified.obfusedClass.dir}"/>
</target>
<target name="compile" depends="init" description="编译">
<echo message="编译程序"/>
<!--
<javac debug="on" bootclasspath="${midp.lib.path}" classpath="${midp.lib.path};."
srcdir="${src.dir}" destdir="${build.dir}"/>
-->
<javac debug="true" debuglevel="${debuglevel}" srcdir="${src.dir}"
destdir="${build.dir}" source="${source}" target="${target}"
encoding="UTF-8" >
<bootclasspath path="${midp.lib.path}"/>
<classpath>
<fileset dir="${midp.lib.dir}" includes="*.jar"/>
</classpath>
</javac>
</target>
<target name="clean">
<echo message="删除目录"/>
<delete dir="${build.dir}"/>
<delete dir="${deploy.dir}"/>
<delete dir="${package.dir}"/>
<delete dir="${preverified.dir}"/>
</target>
<target name="verifyForNoObfuscate" description="验证j2me的class，将验证后的class输出到${preverified.noObfusedClass.dir}">
<echo message="验证生成的class，将验证后的class输出到${preverified.noObfusedClass.dir}"/>
<exec executable="${preverify.bin}" searchpath="false">
<arg line="-classpath ${midp.lib.path}"/>
<arg line="-d ${preverified.noObfusedClass.dir}"/>
<arg line="${build.dir}"/>
</exec>
</target>
<target name="genManifest" description="根据模板属性文件的值生成Manifest文件">
<echo message="根据模板属性文件的值生成Manifest文件"/>
<!--
使用${programName}替换掉属性文件GEN.properties中的@PROGRAMNAME@
-->
<replace file="GEN.properties" token="@PROGRAMNAME@" value="${programName}" />
<!--
使用GEN.properties文件中的属性值替换掉模板文件MANIFEST.tmp中的对应属性值,
将替换后的数据复制到${src.dir}\MANIFEST.MF
-->
<copy file="MANIFEST.MF"
tofile="${src.dir}\MANIFEST.MF">
<filterset begintoken="@" endtoken="@" >
<filtersfile file="GEN.properties" />
</filterset>
</copy>
</target>
<target name="package" description="将class打包，输出到${package.dir}">
<echo message="将class打包，输出到${package.dir}"/>
<jar basedir="${preverified.noObfusedClass.dir}"
jarfile="${package.dir}\${programName}-noObfused.jar"
manifest="${src.dir}\MANIFEST.MF" encoding="UTF-8">
<fileset dir="${res.dir}" includes="**/*.png"/>
</jar>
</target>
<target name="obfuscate" description="对打包后的jar文件进行混淆,然后解压缩至${package.extract.dir}">
<echo message="对打包后的jar文件进行混淆,然后解压缩至${package.extract.dir}"/>
<java fork="true" classname="proguard.ProGuard">
<classpath path="${proguard.lib.dir}\proguard.jar"/>
<arg line="-libraryjars ${midp.lib.path}"/>
<arg line="-injar ${package.dir}\${programName}-noObfused.jar"/>
<arg line="-outjar ${package.dir}\${programName}-obfused.jar"/>
<!--保留MIDlet的类声明不被混淆-->
<arg line="-keep 'public class * extends javax.microedition.midlet.MIDlet'"/>
<!--打印被保留的类名-->
<arg line="-printseeds"/>
</java>
<unjar src="${package.dir}\${programName}-obfused.jar"
dest="${package.extract.dir}"
/>
</target>
<target name="verifyForObfuscate" description="验证被混淆的class，输出到${preverified.obfusedClass.dir}">
<echo message="验证被混淆的class，输出到${preverified.obfusedClass.dir}"/>
<exec executable="${preverify.bin}" searchpath="false">
<arg line="-classpath ${midp.lib.path}"/>
<arg line="-d ${preverified.obfusedClass.dir}"/>
<arg line="${package.extract.dir}"/>
</exec>
<copy todir="${preverified.obfusedClass.dir}">
<fileset dir="${package.extract.dir}" includes="**/*.png"/>
</copy>
</target>
<target name="deploy" description="将经过验证的混淆后的class打包，部署在delpoy目录">
<echo message="将经过验证的混淆后的class打包，部署在${deploy.dir}目录"/>
<jar basedir="${preverified.obfusedClass.dir}" encoding="UTF-8"
jarfile="${deploy.dir}\${programName}${flag.value}.jar"
manifest="${src.dir}\MANIFEST.MF"
>
<fileset dir="${preverified.obfusedClass.dir}" includes="**/*.class;*.png"/>
</jar>
</target>
<target name="genJad" description="在${deploy.dir}目录生成JAD文件">
<echo message="在${deploy.dir}目录生成JAD文件"/>
<length file="${deploy.dir}\${programName}.jar" property="jarsize"/>
<echo message="获得jar文件长度:${jarsize}"/>
<replace file="GEN.properties" token="@JARSIZE@" value="${jarsize}" />
<replace file="GEN.properties" token="@PROGRAMNAME@" value="${programName}" />
<copy file="JAD.mod" tofile="${deploy.dir}\${programName}${flag.value}.jad">
<filterset begintoken="@" endtoken="@" >
<filtersfile file="GEN.properties"/>
</filterset>
</copy>
</target>
<target name="recoveryGenProperties" description="恢复被修改的GEN.properties">
<echo message="恢复被修改的GEN.properties"/>
<replace file="GEN.properties" token="MIDLET_NAME=${programName}" value="MIDLET_NAME=@PROGRAMNAME@" />
<replace file="GEN.properties" token="MIDLET_JAR_URL=${programName}.jar" value="MIDLET_JAR_URL=@PROGRAMNAME@.jar" />
<replace file="GEN.properties" token="MIDLET_JAR_SIZE=${jarsize}" value="MIDLET_JAR_SIZE=@JARSIZE@"
/>
</target>
<target name="end" depends="replaceJava,compile,verifyForNoObfuscate,genManifest,package,obfuscate,verifyForObfuscate,deploy,genJad,recoveryGenProperties"/>
</project>
补充：Java , J2ME
