application.xml
<!--扫描包—->
<context:compent-scan package="com.bdqn.exam"></context:compent-scan>
<!--事务的工厂-->
<bean class="org.springframework.jdbc.datasource.DataSourceTransactionManagert"
>
<property name="dataSource" ref="dataSource"></property>
</bean>
<!--打开事务注解-->
<tx:annotation-driven/>
<!-- 打开mvc注解-->
<mvc:annotation-driven/>
<--jdbc数据源的配置工厂-->
<bean>
<property name="driverClass" value="com.mysql.jdbc.driver">
<property name="user" value="root">
<property name="password" value="123">
<property name="jdbcUrl" value="jdbc:mysql:///exam?characterEncoding=utf-8">
</bean>
<!--mybatis工厂-->
<bean class="org.mybatis.spring.SqlSessionFactoryBean" >
<property name="dataSource" value="dataSource"></property>
</bean>
<!--帮助类工厂-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory">
<property name="basepackage" value="com.bdqn.exam.dao">
</bean>
