Spring声明式事务学习

快过年了，没什么事情，看了一下spring2.0中的声明式的事务处理，自己做了一个小例子，是JTA方式的。
dataAccessContext-jta.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:jee="http://www.springframework.org/schema/jee"
	     xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd
           http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-2.0.xsd">


    <jee:jndi-lookup id="DataSource" jndi-name="java:comp/env/jdbc/DataSource"/>

    <jee:jndi-lookup id="DataSource2" jndi-name="java:comp/env/jdbc/DataSource2"/>

	<bean id="transactionManager" class="org.springframework.transaction.jta.JtaTransactionManager"/>

	<bean id="UserDao" class="dao.UserDaoImpl">
		<property name="ds" ref="DataSource"/>
		<property name="ds2" ref="DataSource2"/>
	</bean>


</beans>

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-2.0.xsd
           http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd
           http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd">


	<aop:config>
		<aop:advisor pointcut="execution(* *..UserDao.*(..))" advice-ref="txAdvice"/>
	</aop:config>

	<tx:advice id="txAdvice" transaction-manager="transactionManager">
		<tx:attributes>
			<tx:method name="insert*" rollback-for="java.sql.SQLException"/>
			<tx:method name="update*"/>		
			<tx:method name="*" read-only="true"/>
		</tx:attributes>
	</tx:advice>

</beans>