Spring拦截器配置事务

 <?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:context="http://www.springframework.org/schema/context"    xmlns:aop="http://www.springframework.org/schema/aop"    xsi:schemaLocation="http://www.springframework.org/schema/beans            http://www.springframework.org/schema/beans/spring-beans-2.5.xsd           http://www.springframework.org/schema/context           http://www.springframework.org/schema/context/spring-context-2.5.xsd           http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd">    <bean id="sessionFactory"             class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">         <property name="configLocation" value="classpath:hibernate.cfg.xml" />            </bean>     <!-- 定义事务管理器（声明式的事务） -->     <bean id="transactionManager"        class="org.springframework.orm.hibernate3.HibernateTransactionManager">        <property name="sessionFactory" ref="sessionFactory" />    </bean>        <bean id="transactionInterceptor"         class="org.springframework.transaction.interceptor.TransactionInterceptor">         <property name="transactionManager" ref="transactionManager" />         <!-- 配置事务属性 -->         <property name="transactionAttributes">             <props>                 <prop key="*">PROPAGATION_REQUIRED</prop>             </props>         </property>     </bean>          <bean class="org.springframework.aop.framework.autoproxy.BeanNameAutoProxyCreator">         <property name="beanNames">             <list>                 <value>*Dao</value>            </list>         </property>         <property name="interceptorNames">             <list>                 <value>transactionInterceptor</value>             </list>         </property>     </bean>     <!-- 配置DAO -->    <bean id="userDao" class="com.bluesky.spring.dao.UserDaoImpl">        <property name="sessionFactory" ref="sessionFactory" />    </bean></beans>