hibernate+spring+proxool,总是报java.lang.UnsupportedOperationException: The user must supply a JDBC con

java.lang.UnsupportedOperationException: The user must supply a JDBC connection
at org.hibernate.connection.UserSuppliedConnectionProvider.getConnection(UserSuppliedConnectionProvider.java:54)
at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)
at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)
at org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:161)
at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1573)
at org.hibernate.loader.Loader.doQuery(Loader.java:696)
at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:259)
at org.hibernate.loader.Loader.loadEntity(Loader.java:1881)
at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:71)
at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:65)
at org.hibernate.persister.entity.AbstractEntityPersister.load(AbstractEntityPersister.java:3072)
at org.hibernate.event.def.DefaultLoadEventListener.loadFromDatasource(DefaultLoadEventListener.java:434)
at org.hibernate.event.def.DefaultLoadEventListener.doLoad(DefaultLoadEventListener.java:415)
at org.hibernate.event.def.DefaultLoadEventListener.load(DefaultLoadEventListener.java:165)
at org.hibernate.event.def.DefaultLoadEventListener.proxyOrLoad(DefaultLoadEventListener.java:223)
at org.hibernate.event.def.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:126)
at org.hibernate.impl.SessionImpl.fireLoad(SessionImpl.java:905)
at org.hibernate.impl.SessionImpl.get(SessionImpl.java:842)
at org.hibernate.impl.SessionImpl.get(SessionImpl.java:835)
at org.springframework.orm.hibernate3.HibernateTemplate$1.doInHibernate(HibernateTemplate.java:531)
at org.springframework.orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:419)
at org.springframework.orm.hibernate3.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:374)
at org.springframework.orm.hibernate3.HibernateTemplate.get(HibernateTemplate.java:525)
at org.springframework.orm.hibernate3.HibernateTemplate.get(HibernateTemplate.java:519)
at com.dldx.info.olts.dao.imp.UsersDaoimp.getUsers(UsersDaoimp.java:32)
at com.dldx.info.olts.service.imp.UsersServiceimp.getUsers(UsersServiceimp.java:24)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
applicationContext.xml<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans 
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd 
http://www.springframework.org/schema/tx 
http://www.springframework.org/schema/tx/spring-tx-2.0.xsd 
http://www.springframework.org/schema/aop 
http://www.springframework.org/schema/aop/spring-aop-2.0.xsd">

<bean id="dataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName">
<value>org.logicalcobwebs.proxool.ProxoolDriver</value>
</property>
<property name="url">
<value>proxool.proxoolPool</value><!--此处为proxool.xml配置文件中的名称-->
</property>
</bean>
<!-- 配置SessionFactory -->
<bean id="sessionFactory" name="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">
org.hibernate.dialect.MySQLDialect
</prop>
<prop key="hibernate.show_sql">true</prop>
<prop key="hibernate.format_sql">false</prop>
<!--  
<prop key="hibernate.hbm2ddl.auto">true</prop>
-->
<prop key="hibernate.bytecode.use_reflection_optimizer">
true
</prop>
<prop key="hibernate.cache.use_second_level_cache">false</prop>
<prop key="hibernate.cache.provider_class">org.hibernate.cache.EhCacheProvider</prop>
<!-- 查询缓存的命中率不是很高，所以设置成false -->
<prop key="hibernate.cache.use_query_cache">false</prop>
<prop key="hibernate.connection.release_mode">
auto
</prop>
<prop key="connection.provider_class">
org.hibernate.connection.ProxoolConnectionProvider
</prop>
<prop key="hibernate.proxool.xml">proxool.xml</prop>
<prop key="hibernate.proxool.pool_alias">
proxoolPool
</prop>
</props>
</property>
<property name="mappingResources">
<list>
<value>com/dldx/info/olts/pojo/Blank.hbm.xml</value>
</list>
</property>
</bean>
<!-- 配置事物管理器 -->
<bean id="transactionManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory">
<ref local="sessionFactory" />
</property>
</bean>
<!--  利用注解的方式进行事务管理，本项目未采用
<tx:annotation-driven transaction-manager="transactionManager"/>
-->
<!-- 配置事物的传播特性 -->

<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="insert*" propagation="REQUIRED" />
<tx:method name="delete*" propagation="REQUIRED" />
<tx:method name="update*" propagation="REQUIRED" />
<tx:method name="*" read-only="true" propagation="NOT_SUPPORTED"/>
</tx:attributes>
</tx:advice>
<!-- 哪些类的方法参与事物 -->
<aop:config>
<aop:pointcut id="allManagerMethod"
expression="execution(* com.service.*.*(..))" />
<aop:advisor pointcut-ref="allManagerMethod"
advice-ref="txAdvice" />
</aop:config>
</beans>
proxool.xml
<?xml version="1.0" encoding="UTF-8"?>
<something-else-entirely>
<proxool>
<alias>proxoolPool</alias><!--在其他位置进行引用-->
<!--proxool只能管理由自己产生的链接-->
<driver-url>
jdbc:mysql://localhost:3306/onlinetest?username=root&amp;password=123456
</driver-url>
<driver-class>com.mysql.jdbc.Driver</driver-class>
<driver-properties>
<property name="user" value="root" />
<property name="password" value="123456" />
</driver-properties>
<!-- proxool自动侦查各个链接状态的毫秒数，侦查到空闲的链接就马上回收，超时的销毁 -->
<house-keeping-sleep-time>90000</house-keeping-sleep-time>
<!-- 当连接忙时等候的最大请求数,超过这个请求将不再接收-->
<simultaneous-build-throttle>20</simultaneous-build-throttle>
<!-- 最少保持的空闲连接数 -->
<prototype-count>5</prototype-count>
<!--最大连接数 -->
<maximum-connection-count>100</maximum-connection-count>
<!-- 最小连接数 -->
<minimum-connection-count>10</minimum-connection-count>
<!-- 自动重连 -->
<house-keeping-test-sql>
select CURRENT_DATE
</house-keeping-test-sql>
</proxool>
</something-else-entirely>好几天了，郁闷死了