Spring自动事物代理

<!-- 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 local="sessionFactory" />

   </property>

</bean>

<bean id="transactionInterceptor"

   class="org.springframework.transaction.interceptor.TransactionInterceptor">

   <property name="transactionManager">

    <ref bean="transactionManager" />

   </property>

   <!-- 配置事务属性 -->

   <property name="transactionAttributes">

    <props>

     <prop key="delete*">PROPAGATION_REQUIRED</prop>

     <prop key="add*">PROPAGATION_REQUIRED</prop>

     <prop key="update*">PROPAGATION_REQUIRED</prop>

     <prop key="save*">PROPAGATION_REQUIRED</prop>

     <prop key="find*">PROPAGATION_REQUIRED,readOnly</prop>

    </props>

   </property>

</bean>
<!-- 自动代理 -->

<bean id="autoproxy"

   class="org.springframework.aop.framework.autoproxy.BeanNameAutoProxyCreator">

   <!-- 可以是Service或DAO层（最好是针对业务层*Service） -->

   <property name="beanNames">

    <list>

     <value>*Service</value>

    </list>

   </property>

   <property name="interceptorNames">

    <list>

        <value>transactionInterceptor</value>

    </list>

   </property>

</bean> 

Spring自动事物代理