component-scan扫描不到其他module下的包路径

2019-10-21 05:35:54 2k 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

语义分割系列7-Attention Unet（pytorch实现）本文介绍了AttentionUnet模型和其主要中心思想，并在pytorch框架上构建了Attention Unet模型，构建了Attention gate模块，在数据集Camvid上进行复现。阅读详情

尝试按教程：Spring+Spring MVC+MySQL的简单开发
用IDEA+SpringMVC+Tomcat+MySQL做一个登录demo。
但是配置ApplicationContext文件的时候，使用<context:component-scan base-package="******"/>扫描时无法识别其他模块下的类。
于是登录一直出错

项目结构：

smart-context.xml 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:context="http://www.springframework.org/schema/context"

       xmlns:aop="http://www.springframework.org/schema/aop"

       xmlns:tx="http://www.springframework.org/schema/tx"

       xsi:schemaLocation="http://www.springframework.org/schema/beans

     http://www.springframework.org/schema/beans/spring-beans.xsd

     http://www.springframework.org/schema/context

     http://www.springframework.org/schema/context/spring-context-4.0.xsd

     http://www.springframework.org/schema/tx

     http://www.springframework.org/schema/tx/spring-tx-4.0.xsd

     http://www.springframework.org/schema/aop

     http://www.springframework.org/schema/aop/spring-aop-4.0.xsd">



    <!--扫描类包，将标注为注解的类自动转化为Bean，同时完成Bean的注入-->  smart 、dao、service无法识别

    <context:component-scan base-package="com.smart.dao"/>



    <context:component-scan base-package="com.smart.service"/>



    <!-- dataSource 配置 -->

    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close" primary="true">

        <property name="driverClassName" value="com.mysql.jdbc.Driver" />

        <!-- mysql6.0.x以上需要指定时区 -->

        <property name="url" value="jdbc:mysql://localhost:3306/sampledb?serverTimezone=UTC" />

        <property name="username" value="root" />

        <property name="password" value="123456" />

    </bean>



    <!-- 引入jdbc配置文件 -->

    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">

        <property name="dataSource" ref="dataSource"/>

    </bean>



    <bean id="transactionManager"

          class="org.springframework.jdbc.datasource.DataSourceTransactionManager">

        <property name="dataSource" ref="dataSource" />

    </bean>



    <aop:config proxy-target-class="true">

        <aop:pointcut id="serviceMethod" expression="(execution(* com.smart.service..*(..))) and

        (@annotation(org.springframework.transaction.annotation.Transactional))" />

        <aop:advisor pointcut-ref="serviceMethod" advice-ref="txAdvice" />

    </aop:config>

    <tx:advice id="txAdvice" transaction-manager="transactionManager">

        <tx:attributes>

            <tx:method name="*"/>

        </tx:attributes>

    </tx:advice>

</beans>

smart-servlet.xml 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:context="http://www.springframework.org/schema/context"

       xsi:schemaLocation="http://www.springframework.org/schema/beans

               http://www.springframework.org/schema/beans/spring-beans-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.smart.web"/>     

        smart和web两个包都无法识别



    <!--配置视图解析器，将ModelAndView及字符串解析为具体页面-->

    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">



        <property name="prefix" value="/WEB-INF/jsp/" />  prefix和sufix两个属性也无法识别

        <property name="suffix" value=".jsp" />

    </bean>

</beans>