<?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_3_1.xsd" ????????version="3.1" ????????metadata-complete="true"> ???<!-- 修改servlet版本为3.1 --> ???<!-- 配置DispatcherServlet --> ???<servlet> ???????<servlet-name>DispatcherServlet</servlet-name> ???????<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> ???????<!-- 配置springMVC需要加载的配置文件 ???????????spring-dao.xml,spring-service.xml,spring-web.xml ???????????Mybatis -> spring -> springMVC ????????--> ???????<init-param> ???????????<param-name>contextConfigLocation</param-name> ???????????<param-value>classpath:spring/spring-*.xml</param-value> ???????</init-param> ???</servlet> ???<servlet-mapping> ???????<servlet-name>DispatcherServlet</servlet-name> ???????<!-- 默认匹配所有的请求 --> ???????<url-pattern>/</url-pattern> ???</servlet-mapping></web-app>
IDEA工具指的resources文件夹，如下图：
myeclipse工具直接指的src目录下，如下图：
web.xml配置
原文地址：https://www.cnblogs.com/wangxiaochao/p/9314427.html