提交给移动上线的kjava游戏,如果直接用jb打包会遇到平台api 问题。 
现在我们可以用ant打包来解决移动平台api问题。具体方法如下: 
1.下载antenna-bin-0.9.13.jar,apache-ant-1.6.2 2.把antenna-bin-0.9.13.jar放到apache-ant-1.6.2\lib下, 3.把nokiaui.jar放到apache-ant-1.6.2\lib下, 4.把gx.jar放到apache-ant-1.6.2\lib下, 
5.设置ant的环境变量:有ANT_HOME,PATH两项 6.编写bulid.xml 
7.打包后在bulid.xml的同一目录下有一个MANIFEST.MF这个文件,可以把这个放到 jar里面替换掉原来的,可以减小一点size. 
8.MicroEdition-Profile: MIDP-1.0   MicroEdition-Configration: CLDC-1.0   Media-Price: 5元每次      这些只要手工加在jad里面就行,build.xml里面好像没有选项加这个。       
下面给出一个例子:bulid.xml 
  
<?xml version="1.0"?> 
<project name="LoveNote_S40" default="build" basedir="."> 
    <property name="build.compiler" value="classic"/> 
    <!-- Define the Siemens Mobility Toolkit home directory. Needed by the tasks. --> 
    <property name="wtk.home" value="C:\WTK104"/> 
    <!-- Define some additional properties for this project. Not required. --> 
    <property name="midlet.name" value="LoveNote_S40"/>     <property name="midlet.home" value="."/> 
    <!-- Define the tasks. -->       <taskdef resource="antenna.properties"/> 
 <target name="clean">      <delete failonerror="false" dir="classes"/>      <delete failonerror="false">          <fileset dir=".">              <exclude name="build.xml"/>          </fileset>      </delete>  </target> 
    <target name="build"> 
        <!-- Create a JAD file. -->         <wtkjad jadfile="LoveNote_S40.jad"                 jarfile="LoveNote_S40.jar"                 name="LoveNote"                                                 vendor="websurf tech co., inc."                 manifest="MANIFEST.MF"                 version="1.0"> 
            <midlet name="LoveNote" icon="/icons/icon.png"  class="GameMidlet"/> 
        </wtkjad> 
  <!-- Make sure we have a fresh classes directory. -->         <delete dir="classes"/>         <mkdir dir="classes"/> 
        <!-- Compile everything, but don't preverify (yet). -->         <wtkbuild srcdir="${midlet.home}" destdir="classes" preverify="false" encoding="utf-8"/> 
        <!-- Package everything.  -->         <wtkpackage jarfile="${midlet.name}.jar" jadfile="${midlet.name}.jad" manifest="MANIFEST.MF" obfuscate="true">             <fileset dir="classes"/>             <fileset dir="res"/>         </wtkpackage> 
        <!-- Preverify -->         <wtkpreverify jarfile="${midlet.name}.jar" jadfile="${midlet.name}.jad"             bootclasspath="${wtk.home}\lib\midpapi.zip"             classpath="${wtk.home}\lib\ext\nokiaui.jar"/>  
  <!-- Start the MIDlet suite      <wtkrun jadfile="${midlet.name}.jad" wait="false" device="DefaultColorPhone"/> --> 
    </target> 
</project> 
  
  
 
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