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  • 【提问】关于springmvc报错404的问题

    最近初学springmvc,做了一个简单工程实现Conntroller加载,一直报错404,调试许久没找到问题,请求帮助,多谢各位了!

    编程环境:win10x64+eclipse+Tomcat8.5
    文件结构

    主要代码
    web.xml

     1 <?xml version="1.0" encoding="UTF-8"?>
     2 <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" id="WebApp_ID" version="3.1">
     3 <display-name>MyWeb</display-name>
     4 <welcome-file-list>
     5 <welcome-file>index.html</welcome-file>
     6 <welcome-file>index.htm</welcome-file>
     7 <welcome-file>index.jsp</welcome-file>
     8 <welcome-file>default.html</welcome-file>
     9 <welcome-file>default.htm</welcome-file>
    10 <welcome-file>default.jsp</welcome-file>
    11 </welcome-file-list>
    12 
    13 <!-- 加载spring配置文件 -->
    14 <context-param>
    15 <param-name>contextConfigLocation</param-name>
    16 <param-value>classpath:springMvc.xml</param-value>
    17 </context-param>
    18 <!-- spring监听 -->
    19 <listener>
    20 <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    21 </listener>
    22 <!-- 配置springMvc -->
    23 <servlet>
    24 <servlet-name>springMvc</servlet-name>
    25 <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    26 
    27 <init-param>
    28 <param-name>contextConfigLocation</param-name>
    29 <param-value>classpath:springMvc.xml</param-value>
    30 </init-param>
    31 
    32 <load-on-startup>1</load-on-startup>
    33 <async-supported>true</async-supported>
    34 </servlet>
    35 
    36 <servlet-mapping>
    37 <servlet-name>springMvc</servlet-name>
    38 <url-pattern>/</url-pattern>
    39 </servlet-mapping>
    40 
    41 </web-app>

    HelloController.java

     1 package com.hello;
     2 
     3 import org.springframework.stereotype.Controller;
     4 import org.springframework.web.bind.annotation.RequestMapping;
     5 
     6 @Controller
     7 public class HelloController {
     8 
     9 @RequestMapping("/success")
    10 public String helloWorld() {
    11 System.out.println("拦截");
    12 return "success";
    13 }
    14 }

    springMvc.xml

     1 <?xml version="1.0" encoding="UTF-8"?>
     2 
     3 <beans xmlns="http://www.springframework.org/schema/beans"
     4 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     5 xmlns:context="http://www.springframework.org/schema/context"
     6 xmlns:mvc="http://www.springframework.org/schema/mvc"
     7 xsi:schemaLocation="http://www.springframework.org/schema/beans
     8 http://www.springframework.org/schema/beans/spring-beans.xsd
     9 http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd
    10 http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd ">
    11 
    12 <mvc:annotation-driven />
    13 
    14 <context:component-scan base-package="com.hello"/>
    15 
    16 <!-- 处理静态资源 -->
    17 <mvc:default-servlet-handler/>    
    18 
    19 <!-- 配置视图解析器 -->
    20 <bean
    21 class="org.springframework.web.servlet.view.InternalResourceViewResolver">
    22 <property name="prefix" value="/WEB-INF/jsp/"/>
    23 <property name="suffix" value=".jsp"/>
    24 </bean>
    25 </beans>

    调试图

     

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  • 原文地址:https://www.cnblogs.com/yingluochaosheng/p/14270438.html
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