betwixt解析xml

package com.huawei.t0901_betwixt;

import java.beans.IntrospectionException;
import java.io.File;
import java.io.IOException;

import org.apache.commons.betwixt.io.BeanReader;
import org.xml.sax.SAXException;

public class TestMain
{
    // 请求文件地址
    private static final String PATH = "src/userReq.xml";
   
    // 实体类
    private static final String BEAN_CLASS = "com.huawei.t0901_betwixt.UserReq";
   
    public static void main(String[] args)
        throws ClassNotFoundException, IntrospectionException, IOException, SAXException
    {
        BeanReader reader = new BeanReader();
       
        Class clazz = Class.forName(BEAN_CLASS);
       
        UserReq uq = (UserReq) parseXml(clazz,reader);
       
        for (User u : uq.getUser())
        {
            System.out.println(u + "\n-----------");
        }
    }

    private static Object parseXml(Class clazz, BeanReader reader)
        throws IntrospectionException, IOException, SAXException
    {
        // 注册
        reader.registerBeanClass(clazz);
       
        // 解析xml
        return reader.parse(new File(PATH));
    }
}
------------------------User-------------------------
package com.huawei.t0901_betwixt;

public class User
{
    // 姓名
    private String name = "--";
   
    // 电话
    private String tel;
   
    // 性别
    private String sex;
   
    // 地址
    private String address;
   
    /**
     * 默认构造函数
     */
    public User()
    {
    }

    public String getName()
    {
        return name;
    }

    public void setName(String name)
    {
        this.name = name;
    }

    public String getTel()
    {
        return tel;
    }

    public void setTel(String tel)
    {
        this.tel = tel;
    }

    public String getSex()
    {
        return sex;
    }

    public void setSex(String sex)
    {
        this.sex = sex;
    }

    public String getAddress()
    {
        return address;
    }

    public void setAddress(String address)
    {
        this.address = address;
    }
   
    @Override
    public String toString()
    {
        return "姓名:" + name + "\n性别:" + (sex.equalsIgnoreCase("M") ? "男" : "女")
            + "\n联系电话:" + tel + "\n家庭地址:" + address;
    }
   
}
--------------------UserReq----------------------
package com.huawei.t0901_betwixt;

import java.util.ArrayList;
import java.util.List;

/**
* 用户请求
*
* @author  chenglia
* @version  [版本号, 2011-9-1]
* @see  [相关类/方法]
* @since  [产品/模块版本]
*/
public class UserReq
{
    // 用户
    private List<User> user = new ArrayList<User>();
   
    /**
     * 默认构造函数
     */
    public UserReq()
    {
    }
   
    public List<User> getUser()
    {
        return user;
    }
   
    public void setUser(List<User> user)
    {
        this.user = user;
    }
   
    public void addUser(User u)
    {
        user.add(u);
    }
}
--------------------userReq.bewixt-----------
<info primitiveTypes="element">
    <element name="userReq">
        <element name="user" property="user" updater="addUser" />
        <addDefaults/>
    </element>
</info>
----------------------user.bewixt-------------
<info primitiveTypes="element">
    <element name="user">
        <addDefaults/>
    </element>
</info>