1.配置流程

1.1 配置前端控制器，对浏览器请求统一处理

1.2 配置 springMVC的配置文件路径

1.3 启动改为服务器启动时

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
         version="4.0">

    <!--    配置前端控制器，对浏览器请求统一处理-->
    <servlet>
        <servlet-name>springMVC</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

    <!-- 配置 springMVC的配置文件路径-->

        <init-param>
            <param-name>contextConfigLocation</param-name>
            <param-value>classpath*:springMVC.xml</param-value>
        </init-param>
    <!--        启动改为服务器启动时-->
        <load-on-startup>1</load-on-startup>
    </servlet>

    <servlet-mapping>
        <servlet-name>springMVC</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>
</web-app>