applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?><!--  - Application context definition for JPetStore's business layer.  - Contains bean references to the transaction manager and to the DAOs in  - dataAccessContext-local/jta.xml (see web.xml's "contextConfigLocation").  --><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.xsdhttp://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsdhttp://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd"><!-- 建立sessionFactory --><bean id="sessionFactory"class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"><property name="configLocation" value="classpath:hibernate.cfg.xml"></property></bean><!-- 声明事务管理 --><bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager"><property name="sessionFactory" ref="sessionFactory" /><!-- 引入sessionFactory --></bean><!-- 事务通知 --><tx:advice id="txAdvice" transaction-manager="txManager"><tx:attributes><tx:method name="get*" read-only="true"/><tx:method name="save*" propagation="REQUIRED"/><tx:method name="update*" propagation="REQUIRED"/></tx:attributes></tx:advice><aop:config><!-- 定义哪些方法应用这些规则 --><!-- 第一个*是返回值，第二个*是类，第三个*是方法，两点是参数 --><aop:pointcut id="serviceMethod" expression="execution(* biz.impl.*.*(..))"/><!-- 将事务通知与应用规则的方法组合 --><aop:advisor advice-ref="txAdvice" pointcut-ref="serviceMethod"/></aop:config><bean id="userDao" class="dao.impl.UserDaoImpl"><property name="sessionFactory" ref="sessionFactory"></property></bean><bean id="userBiz" class="biz.impl.UserBizImpl"><property name="userDao" ref="userDao"></property></bean><bean id="userAction" class="action.UserAction"><property name="userBiz" ref="userBiz"></property></bean></beans>