十月 11, 2017 9:11:27 上午 org.springframework.web.servlet.DispatcherServlet noHandl

[儿时可乖了]

错误信息：十月 11, 2017 9:11:27 上午 org.springframework.web.servlet.DispatcherServlet noHandlerFound
警告: No mapping found for HTTP request with URI [/YiYuanDecoration/user/getAllUser] in DispatcherServlet with name 'springMVC'

web.xml:

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
  <display-name>YiYuanDecoration</display-name>
  <welcome-file-list>
    <welcome-file>login.jsp</welcome-file>
  </welcome-file-list>
  
  <!-- 加载spring -->
	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>classpath:config/spring/spring-common.xml</param-value>
	</context-param>

	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
<!-- 加载springMVC核心控制器 -->
  <servlet>
    <servlet-name>springMVC</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:config/spring/spring-mvc.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
  </servlet>
  
  	
 	<servlet-mapping>
		<servlet-name>springMVC</servlet-name>
		<url-pattern>/</url-pattern>
	</servlet-mapping>

	
	
	
	<!-- 处理乱码的过滤器 -->
	<filter>
	 <filter-name>encoding</filter-name>
	 <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>	 
	 <init-param>
	   <param-name>encoding</param-name>
	   <param-value>utf-8</param-value>
	 </init-param>
	</filter>
	<filter-mapping>
	  <filter-name>encoding</filter-name>
	  <url-pattern>/*</url-pattern>
	  
	</filter-mapping>
	
	

  <context-param>
   <param-name>ImagePath</param-name>
   <param-value>http://47.94.101.83:8080/YiYuanDecoration/upload/</param-value>
  </context-param>
   <context-param>
   <param-name>CodeUrl</param-name>
   <param-value>http://47.94.101.83:8080/panoVr/examples/example.html?imgurl=</param-value>
  </context-param>


  <servlet>
    <description>This is the description of my J2EE component</description>
    <display-name>This is the display name of my J2EE component</display-name>
    <servlet-name>getQrcode</servlet-name>
    <servlet-class>com.jgd.vr.getQrcode</servlet-class>
  </servlet>

  <servlet-mapping>
    <servlet-name>getQrcode</servlet-name>
    <url-pattern>/getQrcode</url-pattern>
  </servlet-mapping>
  

</web-app>

spring_mvc:

<?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:context="http://www.springframework.org/schema/context"
	xmlns:mvc="http://www.springframework.org/schema/mvc"
	xsi:schemaLocation="http://www.springframework.org/schema/beans 
	http://www.springframework.org/schema/beans/spring-beans.xsd
	http://www.springframework.org/schema/context
	http://www.springframework.org/schema/context/spring-context-3.2.xsd
	http://www.springframework.org/schema/mvc
	http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">
	
	
	<!-- 开启注解 -->
	<mvc:annotation-driven />
	<!-- 注解扫描包 -->
	<context:annotation-config />
	<context:component-scan base-package="com" />
	
	<!-- 静态资源(js/image)的访问 -->
	<mvc:resources location="/js/" mapping="/js/**"/>
	<mvc:resources location="/upload/" mapping="/upload/**"/> 

	<!-- 定义视图解析器 -->	
	<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
		<property name="prefix" value="/"></property>
		<property name="suffix" value=".jsp"></property>
	</bean>
</beans>

控制器：

package com.tgb.controller;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

import com.tgb.dao.UserManager;
import com.tgb.entity.User;

@Controller
@RequestMapping("/user")
public class UserController {

    @Resource
    private UserManager userManager;

    /**
     * 获取全部用户
     */
    @RequestMapping("/getAllUser")
    public String getAllUser(HttpServletRequest request) {
        System.out.println("进入控制器");
        System.out.println("进入控制器");
        System.out.println("进入控制器");
        request.setAttribute("userList", userManager.getAllUser());

        return "/index";
    }

    @RequestMapping("login")
    public String login(User user) {
        System.out.println(user.getUserId());
        System.out.println(user.getPassWord());

        String a = userManager.Login(user);
        if (a.equals("1")) {
            return "success";
        } else {

            return "error";
        }

    }

}

jsp页面：

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script type="text/javascript" src="../js/jquery-1.7.1.js"></script>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
	<h5><a href="user/getAllUser">进入用户管理页</a></h5>
	
	
</body>
</html>

问题：从JSP页面跳转到控制器报错，404
错误信息：十月 11, 2017 9:11:27 上午 org.springframework.web.servlet.DispatcherServlet noHandlerFound
警告: No mapping found for HTTP request with URI [/YiYuanDecoration/user/getAllUser] in DispatcherServlet with name 'springMVC'

[儿时可乖了]

目录结构

[usecf]

<filter-mapping> <filter-name>encoding</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> 改成 <filter-mapping> <filter-name>encoding</filter-name> <url-pattern>/</url-pattern> </filter-mapping>