Spring系列文章一：组件扫描细节

<?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"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd">

    <!--组件扫描-->
    <!--
        <context:component-scan base-package="com.moon.spring"></context:component-scan>
    -->
    <!--
        use-default-filters="false"：表示不使用默认的filter，使用自己配置的filter
        context:include-filter：设置扫描哪些内容
    -->
    <context:component-scan base-package="com.moon.spring" use-default-filters="false">
        <!--代表只扫描@Controller注解的类-->
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>
    <context:component-scan base-package="com.moon.spring" use-default-filters="true">
        <!--代表扫描@Controller外的其他注解-->
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>

</beans>