javadoc问题

<?xml version="1.0" encoding="GB2312"?>
<project name="compilesFile" default="createdoc" basedir=".\..\src\" >  <target name="init">
      <property name="sourceDir" value=".\..\src\"/>
      <property name="packages" value="com.iww.core.ps"/>
      <property name="apiDir" value="./../Api-doc" /> 
    <tstamp/>
  </target>
  
  <target name="deltree" depends="init">
<deltree dir="${apiDir}"/>
  </target>  
  
  <target name="mkdir" depends="deltree">
<mkdir dir="${apiDir}"/>
  </target>    
  
  <target name="createdoc" depends="mkdir">
  <javadoc packagenames="${packages}"
            sourcepath="${sourceDir}"           
            defaultexcludes="yes"
            destdir="${apiDir}"
            author="true"
            version="true"
            use="true"
            windowtitle="iw2 core API">
         <doctitle><![CDATA[<h1>iw2 core API</h1>]]></doctitle>
         <bottom><![CDATA[<i>Copyright &#169; 2002 YuanHeng?Corp. All Rights Reserved.</i>]]></bottom>
         <group title="Group 1 Packages" packages="com.iww.core.ps.*"/>
    </javadoc>
  </target> </project> 
这是我写的makedoc.xml 它只能生成com.iww.core.ps.*下的文档
怎样能生成com下所有的API文档