这一次用的是aop的xml形式:
代码中有详解:
<?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"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd">
<!--引入外部属性文件-->
<context:property-placeholder location="classpath:jdbc.properties"/>
<!-- 配置c3p0连接池-->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="driverClass" value="${jdbc.driverClass}"></property>
<property name="jdbcUrl" value="${jdbc.url}"></property>
<property name="user" value="${jdbc.username}"></property>
<property name="password" value="${jdbc.password}"></property>
</bean>
<!-- 配置业务层-->
<bean id="accountService" class="transactiondemo.AccountServiceImpl" >
<property name="accountDAO" ref="accountDAO"/>
</bean>
<!-- 配置DAO层-->
<bean id="accountDAO" class="transactiondemo.AccountDAOImpl">
<!-- 注入连接池-->
<property name="dataSource" ref="dataSource"/>
</bean>
<!-- 事物管理 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"></property>
</bean>
<!-- 配置事物的通知(事物的增强) -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<!--
propagation :事物传播行为
isolation :事物隔离级别
read-only :只读
rollback-for :哪些异常发生可以回滚
no-rollback-for :哪些异常发生不可以回滚
timeout :过期信息
-->
<tx:method name="transfer" propagation="REQUIRED"/>
</tx:attributes>
</tx:advice>
<!-- 配置AOP -->
<aop:config>
<!-- 配置切入点 -->
<!-- 加号代表子类-->
<aop:pointcut id="pointcut1" expression="execution(* transactiondemo.AccountService+.*(..))"/>
<!-- 配置切面 -->
<aop:advisor advice-ref="txAdvice" pointcut-ref="pointcut1"/>
</aop:config>
</beans>