src/config/ApplicationContext-common.xml

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<?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:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd  
        http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.2.xsd  
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd  
        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsd">

	<!-- 启用spring注解支持 -->
	<context:annotation-config />

	<!-- 配置DataSource数据源 -->
	<bean id="dataSource"
		class="org.springframework.jdbc.datasource.DriverManagerDataSource">
		<property name="driverClassName" value="com.mysql.jdbc.Driver" />
		<property name="url" value="jdbc:mysql://localhost:3306/transaction" />
		<property name="username" value="root" />
		<property name="password" value="smile" />
	</bean>

	<!--创建sqlSessionFactory -->
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
		<property name="configLocation" value="classpath:config/mybatis.xml" />
		<property name="dataSource" ref="dataSource" />
	</bean>

	<!-- mybatis mappers, scanned automatically -->
	<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
		<property name="basePackage">
			<value>
				dao.mapper
			</value>
		</property>
		<property name="sqlSessionFactory" ref="sqlSessionFactory" />
	</bean>

	<!-- 配置事务管理器，注意这里的dataSource和SqlSessionFactoryBean的dataSource要一致，不然事务就没有作用了 -->
	<bean id="transactionManager"
		class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
		<property name="dataSource" ref="dataSource" />
	</bean>


	<!-- 配置事务的传播特性 -->
	<bean id="baseTransactionProxy"
		class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean"
		abstract="true">
		<property name="transactionManager" ref="transactionManager" />
		<property name="transactionAttributes">
			<props>
				<prop key="add*">PROPAGATION_REQUIRED</prop>
				<prop key="edit*">PROPAGATION_REQUIRED</prop>
				<prop key="remove*">PROPAGATION_REQUIRED</prop>
				<prop key="insert*">PROPAGATION_REQUIRED</prop>
				<prop key="update*">PROPAGATION_REQUIRED</prop>
				<prop key="del*">PROPAGATION_REQUIRED</prop>
				<prop key="*">readOnly</prop>
			</props>
		</property>