ssm中spring主配置文件

<?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:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="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.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
<!--扫描service包-->
    <context:component-scan base-package="ssm.person.service.impl"></context:component-scan>
    <!--创建dbcp数据源连接池-->
    <context:property-placeholder location="classpath:jdbc.properties"></context:property-placeholder>
           <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">
               <property name="driverClassName" value="${driver}"></property>
               <property name="url" value="${url}"></property>
               <property name="username" value="${user}"></property>
               <property name="password" value="${password}"></property>
    </bean>
    <!--创建mybatis的SqlSessionFactory工厂类对象-->
    <bean class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"></property>
        <!---->
        <property name="configLocation" value="classpath:mybatis.xml"></property>
         <!--指定mapper文件的地址 此处可以使用*号同配置，表示加载包下所有的xml结尾的mapper文件-->
        <property name="mapperLocations" value="classpath:mapper/*.xml"></property>
    </bean>
    <!--配置扫描mybatis的dao接口 ，会为dao接口创建myabtis的dao接口实现类对象，放置到session工厂中-->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="ssm.person.dao"></property>
    </bean>
    <!--声明spring 的事物管理器对象-->
    <bean  id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"></property>
    </bean>
    <!--声明以注解的方式配置spring 的事物-->
    <tx:annotation-driven transaction-manager="transactionManager"></tx:annotation-driven>

</beans>