spring mvc 汽车管理系统，配置笔记

-----------------------------------------------配置--------------------------------------------------
<!-- 所扫描的包的根目录 -->
applicationContext.xml
<context:component-scan base-package="com" />
<!-- 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/car" />
<property name="username" value="root" />
<property name="password" value="123" />
</bean>

<bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter"/> 
<bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
<property name="dataSource" ref="dataSource" />
</bean>
--------------------------
web.xml
读取配置文件：
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>
/WEB-INF/config/applicationContext.xml
</param-value>
</context-param>
监听：
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener> 
<servlet>