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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:context="http://www.springframework.org/schema/context"    xmlns:tx="http://www.springframework.org/schema/tx"    xmlns:aop="http://www.springframework.org/schema/aop"    xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd">    <context:component-scan base-package="com.atguigu.spring"></context:component-scan>    <!-- 导入资源文件 -->    <context:property-placeholder location="classpath:db.properties"/>    <!-- 配置 C3P0 数据源 -->    <bean id="dataSource"        class="com.mchange.v2.c3p0.ComboPooledDataSource">        <property name="user" value="${jdbc.user}"></property>        <property name="password" value="${jdbc.password}"></property>        <property name="jdbcUrl" value="${jdbc.jdbcUrl}"></property>        <property name="driverClass" value="${jdbc.driverClass}"></property>        <property name="initialPoolSize" value="${jdbc.initPoolSize}"></property>        <property name="maxPoolSize" value="${jdbc.maxPoolSize}"></property>    </bean>    <!-- 配置 Spirng 的 JdbcTemplate -->    <bean id="jdbcTemplate"         class="org.springframework.jdbc.core.JdbcTemplate">        <property name="dataSource" ref="dataSource"></property>    </bean>    <!-- 配置 bean -->    <bean id="bookShopDao" class="com.atguigu.spring.tx.xml.BookShopDaoImpl">        <property name="jdbcTemplate" ref="jdbcTemplate"></property>    </bean>    <bean id="bookShopService" class="com.atguigu.spring.tx.xml.service.impl.BookShopServiceImpl">        <property name="bookShopDao" ref="bookShopDao"></property>    </bean>    <bean id="cashier" class="com.atguigu.spring.tx.xml.service.impl.CashierImpl">        <property name="bookShopService" ref="bookShopService"></property>    </bean>    <!-- 1. 配置事务管理器 -->    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">        <property name="dataSource" ref="dataSource"></property>    </bean>    <!-- 2. 配置事务属性 -->    <tx:advice id="txAdvice" transaction-manager="transactionManager">        <tx:attributes>            <!-- 根据方法名指定事务的属性 -->            <tx:method name="purchase" propagation="REQUIRES_NEW"/>            <tx:method name="get*" read-only="true"/>            <tx:method name="find*" read-only="true"/>            <tx:method name="*"/>        </tx:attributes>    </tx:advice>    <!-- 3. 配置事务切入点, 以及把事务切入点和事务属性关联起来 -->    <aop:config>        <aop:pointcut expression="execution(* com.atguigu.spring.tx.xml.service.*.*(..))"             id="txPointCut"/>        <aop:advisor advice-ref="txAdvice" pointcut-ref="txPointCut"/>      </aop:config></beans>

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