spring 事物配置

	private UserDAO userDAO;
	public void setUserDAO(UserDAO userDAO) {
		this.userDAO = userDAO;
	}
	
	/**
	 * 异常只有抛出事物才有回滚机制
	 */
	public void saveUser(User user) throws Exception{
		userDAO.save(user);
	}

	public void save(User transientInstance) throws Exception {
		log.debug("saving User instance");
		try {
			getHibernateTemplate().save(transientInstance);
			int i = 5/0;
			log.debug("save successful");
		} catch (Exception re) {
			re.printStackTrace();
			log.error("save failed", re);
			throw new Exception();
		}
	}

<?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:p="http://www.springframework.org/schema/p"
 	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-3.0.xsd
	http://www.springframework.org/schema/aop 
	http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
    http://www.springframework.org/schema/tx 
    http://www.springframework.org/schema/tx/spring-tx-3.0.xsd">
    
	<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"  destroy-method="close">
		<property name="driverClassName" value="com.microsoft.sqlserver.jdbc.SQLServerDriver"></property>
		<property name="url" value="jdbc:sqlserver://localhost:1433;databaseName=plusoft_test"></property>
		<property name="username" value="sa"></property>
		<property name="password" value="admin"></property>
		<property name="defaultAutoCommit" value="false"/>
		<property name="maxActive" value="150" />  
        <property name="maxIdle" value="100" />  
        <property name="maxWait" value="60000" />  
        <property name="minIdle"  value="5" />  
        <property name="testOnBorrow" value="true"/>  
        <property name="testWhileIdle" value="true"/>   
	</bean>
	
	<bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
		<property name="dataSource">
			<ref bean="dataSource" />
		</property>
		<property name="hibernateProperties">
			<props>
				<prop key="hibernate.dialect">
					org.hibernate.dialect.SQLServerDialect
				</prop>
			</props>
		</property>
		<property name="mappingResources">
			<list>
				<value>com/ssh2/bean/User.hbm.xml</value>
			</list>
		</property>
	</bean>
	
	<bean id="hibernateDaoTemplate" abstract="true">
        <property name="sessionFactory">
            <ref bean="sessionFactory" />
        </property>
    </bean>
    
    <!-- Dao 定义  -->
	<bean id="userDAO" class="com.ssh2.dao.UserDAO" parent="hibernateDaoTemplate" ></bean> 
	
	<!-- Service 定义 -->
	<bean id="userService" class="com.ssh2.service.impl.UserServiceImpl"  autowire="byName">   
       <property name="userDAO" ref="userDAO"></property>   
    </bean> 
   
   <bean id="userAction" class="com.ssh2.action.UserAction">   
       <property name="userService" ref="userService"></property>   
   </bean>   
   
    <!-- Hibernate Transaction Interceptor Definition -->
    <bean id="hibernateTransactionInterceptor"
        class="org.springframework.transaction.interceptor.TransactionInterceptor"
        parent="transactionIntercetorTemplate">
        <property name="transactionManager">
            <bean id="hibernateTransactionManager"
                class="org.springframework.orm.hibernate3.HibernateTransactionManager">
                <property name="sessionFactory">
                    <ref bean="sessionFactory" />
                </property>
            </bean>
        </property>
    </bean>

    <!-- transction Intercetor's Template -->
    <bean id="transactionIntercetorTemplate" abstract="true">
        <property name="transactionAttributes">
            <props>
                <prop key="get*">PROPAGATION_REQUIRED,readOnly</prop>
                <prop key="is*">PROPAGATION_REQUIRED,readOnly</prop>
                <prop key="check*">PROPAGATION_REQUIRED,readOnly</prop>
                <prop key="insert*">PROPAGATION_REQUIRED</prop>
                <prop key="update*">PROPAGATION_REQUIRED</prop>
                <!-- 事物回滚 -->
                <prop key="delete*">PROPAGATION_REQUIRED,-Exception</prop>
                <prop key="save*">PROPAGATION_REQUIRED,-Exception</prop>
                <prop key="*">PROPAGATION_REQUIRED</prop>
            </props>
        </property>
    </bean>

    <!-- 定义自动代理生成器-->
    <bean id="autoProxyCreator" class="org.springframework.aop.framework.autoproxy.BeanNameAutoProxyCreator">
        <property name="interceptorNames">
            <list>
                <idref bean="hibernateTransactionInterceptor" />
            </list>
        </property>
        <property name="beanNames">
            <value>*Service</value> 
        </property>
    </bean>
</beans>