1回答

• 

  慕粉18138870095

  2016-08-25 20:09:39

  <?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:tx="http://www.springframework.org/schema/tx"
  	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context"
  	xsi:schemaLocation="http://www.springframework.org/schema/beans 
  						http://www.springframework.org/schema/beans/spring-beans-3.2.xsd 
  						http://www.springframework.org/schema/tx 
  						http://www.springframework.org/schema/tx/spring-tx-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 ">
  	<!-- 引入属性文件 -->
  	<context:property-placeholder location="classpath:db.properties" />
  	<!-- 配置c3p0连接池 -->
  	<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
  		<property name="driverClass" value="${core.driverClassName}" />
  		<property name="jdbcUrl" value="${core.url}" />
  		<property name="user" value="${core.username}" />
  		<property name="password" value="${core.password}" />
  	</bean>
  	<!-- 配置业务层 -->
  	<bean id="accountService" class="com.spring.demo3.AccountServiceImpl">
  		<property name="accountDao" ref="accountDao" />
  	</bean>
  	<!-- 配置dao层 -->
  	<bean id="accountDao" class="com.spring.demo3.AccountDaoImpl">
  		<property name="dataSource" ref="dataSource" />
  	</bean>
  	<!-- 配置事务管理器 -->
  	<bean id="transactionManager"
  		class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
  		<property name="dataSource" ref="dataSource" />
  	</bean>
  	<!-- 开启注解事务 -->
  	<tx:annotation-driven transaction-manager="transactionManager"/>
  </beans>

  
  

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