利用springMvc+jdbc进行登录，中文乱码

最新推荐文章于 2025-12-15 06:58:03 发布

原创最新推荐文章于 2025-12-15 06:58:03 发布 · 51 阅读

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#前端

本文详细介绍了Spring MVC在web.xml中的配置方法，包括上下文加载监听器、字符编码过滤器等关键组件的设置。

在web.xml文件中

<?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" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">
<display-name>Spring_mvc02</display-name>
<welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
</welcome-file-list>
<listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:spring-jdbc.xml</param-value>
</context-param>

《org.springframework.web.filter.CharacterEncodingFilter 为CharacterEncodingFilter包》

   <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>
   
   <init-param>
       <param-name>forceEncoding</param-name>
       <param-value>true</param-value>
   </init-param>
</filter>
<filter-mapping>
   <filter-name>encoding</filter-name>
   <url-pattern>/*</url-pattern>
</filter-mapping>
</web-app>