请教xdoclet高手

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --><?xml version="1.0" encoding="UTF-8"?>
<project name="xdoclet-hibernate-zfv" default="init" basedir=".">
    <property name="project.src" value="./src" />
    <property name="project.lib" value="D:/workspace/xcomr/web/WEB-INF/lib" />
    <property name="pojo.package" value="org/roadway/wisp/zd/po" />
    <property name="xdoclet.root" value="E:/user_hvp" />
    <property name="xdoclet.lib" value="${xdoclet.root}/xdoclet-1.2.3" />
    <property name="endtags" value="@xdoclet-generated at ${TODAY}" />
    <path id="classpath">
        <fileset dir="${xdoclet.lib}">
            <include name="*.jar" />
        </fileset>
        <fileset dir="${project.lib}">
            <include name="*.jar" />
        </fileset>
    </path>
    <target name="init">
        <taskdef name="hibernatedoclet" classname="xdoclet.modules.hibernate.HibernateDocletTask" classpathref="classpath" />
    </target>
    <target name="generate-mapping" depends="init">
        <hibernatedoclet destdir="${project.src}" excludedtags="@version,@author,@todo,@see" addedtags="${endtags}" force="false" verbose="true">
            <fileset dir="${project.src}">
                <include name="${pojo.package}/Person.java" />
            </fileset>
            <hibernate version="3.0" xmlencoding="gb2312" />
        </hibernatedoclet>
    </target>
    <target name="generate-schema-mysql" depends="init">
        <taskdef name="hibernatedoclet" classname="xdoclet.modules.hibernate.HibernateDocletTask" classpathref="classpath" />
        <taskdef name="schemaexport" classname="org.hibernate.tool.hbm2ddl.SchemaExportTask" classpathref="classpath" />
        <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLInnoDBDialect" />
        <property name="hibernate.format_sql" value="true" />
        <property name="hibernate.use_sql_comments" value="true" />
        <schemaexport quiet="no" text="yes" drop="no" delimiter=";" output="${project.src}/${pojo.package}/table-mysql-schema.sql">
            <fileset dir="${project.src}">
                <include name="${pojo.package}/*.hbm.xml" />
            </fileset>
        </schemaexport>
    </target>
</project>

问题:上面的generate-mappin和generate-schema-mysql单独运行,能正确生成文件,但depends="init"之后,不能生成文件.请高手指教.