springmvc+spring访问不了后台@Controller

Question

web.xml

<?xml version="1.0" encoding="UTF-8"?>

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
version="3.0">

engfac
<!-- 字符编码配置 -->



characterEncodingFilter

org.springframework.web.filter.CharacterEncodingFilter



encoding

UTF-8





forceEncoding

true







characterEncodingFilter

/*

  <!-- spring mvc 拦截器配置 -->  
<servlet>  
    <servlet-name>spring</servlet-name>  
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>  
    <init-param>  
        <param-name>contextConfigLocation</param-name>  
        <param-value>/WEB-INF/spring-servlet.xml</param-value>  
    </init-param>  
    <load-on-startup>1</load-on-startup>  
</servlet>
<servlet-mapping>  
    <servlet-name>spring</servlet-name>  
    <url-pattern>/</url-pattern>  
</servlet-mapping>  
<!--       
 程序Session配置   
<session-config>  
     Session过期时间(单位：分)   
    <session-timeout>30</session-timeout>  
</session-config>  

--><!-- 激活Tomcat的defaultServlet来处理静态文件 -->  
<servlet-mapping>  
    <servlet-name>default</servlet-name>  
    <url-pattern>*.css</url-pattern>  
</servlet-mapping>  
<servlet-mapping>  
    <servlet-name>default</servlet-name>  
    <url-pattern>*.jpg</url-pattern>  
</servlet-mapping>  
<servlet-mapping>  
    <servlet-name>default</servlet-name>  
    <url-pattern>*.gif</url-pattern>  
</servlet-mapping>  
<servlet-mapping>  
    <servlet-name>default</servlet-name>  
    <url-pattern>*.png</url-pattern>  
</servlet-mapping>  
<servlet-mapping>  
    <servlet-name>default</servlet-name>  
    <url-pattern>*.js</url-pattern>  
</servlet-mapping>  
<servlet-mapping>
    <servlet-name>jsp</servlet-name>
    <url-pattern>*.html</url-pattern>
</servlet-mapping>
 <servlet-mapping>
    <servlet-name>jsp</servlet-name>
    <url-pattern>*.jsp</url-pattern>
</servlet-mapping>


<!-- 欢迎页 -->  
<welcome-file-list>  
    <welcome-file>login.html</welcome-file>  
</welcome-file-list>  

spring-servlet.xml

<?xml version="1.0" encoding="UTF-8"?>

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.1.xsd">

<!-- 开启注解模式驱动 -->    
<mvc:annotation-driven></mvc:annotation-driven>

<!-- 启用spring mvc 注解 -->  
<context:annotation-config />  

<!-- 对静态资源文件的访问，交给default servlet handler处理 -->  
<mvc:default-servlet-handler/>  


<!-- 设置使用注解的类所在的jar包 -->  
<context:component-scan base-package="it.com.action.*">

</context:component-scan>
<!-- 完成请求和注解POJO的映射 -->  

"org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter"/>

<!-- JSP视图文件解析配置 -->  

<!-- 上传文件拦截，设置最大上传文件大小 10M=10*1024*1024(B)=10485760 bytes -->    
<bean id="multipartResolver"
    class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
    <!-- 默认编码 -->
    <property name="defaultEncoding" value="utf-8" />
    <!-- 文件大小最大值 -->
    <property name="maxUploadSize" value="10485760000" />
    <!-- 内存中的最大值 -->
    <property name="maxInMemorySize" value="40960" />
</bean>

applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?>
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:util="http://www.springframework.org/schema/util" xmlns:p="http://www.springframework.org/schema/p"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-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/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util-4.0.xsd
">

<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
    <property name="configLocation" value="classpath:conf.xml" />
    <property name="dataSource" ref="dataSource" />
</bean>

这个访问不到后台，

Answer 1

兄弟，把类上加上注解@RequestMapping(value="")