HIBERNATE proxool 反向工程报错


hibernate反向工程生成xml和java文件时报错：An internal error occurred during: "Generating Artifacts".
Proxool Provider unable to load JAXP configurator file: proxoolconf.xml本地配置文件如下：
proxoolconf.xml:
<?xml version='1.0' encoding='UTF-8'?>   
  
 <proxool>   
 <alias>proxoolPool</alias>   
 <!--proxool-->   
 <driver-url>jdbc:mysql://localhost:3306/zzz
 </driver-url>   
 <driver-class>com.mysql.jdbc.Driver</driver-class>   
 <driver-properties>  
 <property name="user" value="root"/>  
 <property name="password" value="1234"/>  
 </driver-properties>   
 
 <house-keeping-sleep-time>90000</house-keeping-sleep-time>   
    
 <maximum-new-connections>20</maximum-new-connections>    <prototype-count>5</prototype-count>   
   
 <maximum-connection-count>100</maximum-connection-count>    <minimum-connection-count>10</minimum-connection-count>  
 </proxool>  hibernate.cfg.xml:
<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
          "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
          "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"><!-- Generated by MyEclipse Hibernate Tools.                   -->
<hibernate-configuration><session-factory>
<property name="proxool.pool_alias">proxoolPool</property>
<property name="proxool.xml">proxoolconf.xml</property>
<property name="connection.provider_class">
org.hibernate.connection.ProxoolConnectionProvider
</property>

<property name="show_sql">true</property>
<property name="dialect">
org.hibernate.dialect.MySQLDialect
</property>

<mapping resource="com/zzz/bo/Course.hbm.xml" /></session-factory></hibernate-configuration>web.xml:<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="2.5" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee   http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
  <servlet>
    <servlet-name>action</servlet-name>
    <servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
    <init-param>
      <param-name>config</param-name>
      <param-value>/WEB-INF/struts-config.xml</param-value>
    </init-param>
    <init-param>
      <param-name>debug</param-name>
      <param-value>3</param-value>
    </init-param>
    <init-param>
      <param-name>detail</param-name>
      <param-value>3</param-value>
    </init-param>
    <load-on-startup>0</load-on-startup>
  </servlet>
  <servlet>
   <servlet-name>ServletConfigurator</servlet-name>
   <servlet-class>
    org.logicalcobwebs.proxool.configuration.ServletConfigurator
   </servlet-class>
   <init-param>
    <param-name>xmlFile</param-name>
    <param-value>WEB-INF/classes/proxoolconf.xml</param-value>
   </init-param>
   <load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>action</servlet-name>
    <url-pattern>*.do</url-pattern>
  </servlet-mapping>
  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
</web-app>