就是跟着视频一步步走的，却出现请求路径不对

开发环境：eclipse

部署环境：tomcat8.0

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再贴上spring-servlet.xml内容

<?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:mvc="http://www.springframework.org/schema/mvc"

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/mvc 

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

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

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

">

<context:annotation-config></context:annotation-config>

<!-- 开启mvc注解驱动 -->

<mvc:annotation-driven></mvc:annotation-driven>

<!-- 启动包扫描功能 -->

<context:component-scan base-package="com.bao.controller"></context:component-scan>

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

<mvc:resources location="/assets/" mapping="/assets/**"></mvc:resources>

<mvc:resources location="/bootstrap3.3.5/" mapping="/bootstrap3.3.5/**"></mvc:resources>

<mvc:resources location="/css/" mapping="/css/**"></mvc:resources>

<mvc:resources location="/js/" mapping="/js/**"></mvc:resources>

<!-- <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping" 

/> -->

<bean class="com.bao.core.SpringExceptionResolve"></bean>

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

<bean id="jsonView"

class="org.springframework.web.servlet.view.json.MappingJackson2JsonView" />

<bean

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

<property name="prefix" value="/WEB-INF/page/" />

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

</bean>

</beans>

backend_common.jsp从您源代码中拿过来的