post提交表单,解决中文乱码问题

需要在web.xml中配置一个过滤器

<!DOCTYPE web-app PUBLIC
 "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
 "http://java.sun.com/dtd/web-app_2_3.dtd" >

<web-app>
  <display-name>Archetype Created Web Application</display-name>

  <!--&lt;!&ndash;指定实例化的对象到spring中&ndash;&gt;-->
  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:spring/applicationContext*.xml</param-value>
  </context-param>

  <!--如何整合过滤器处理中文乱码问题?-->
  <filter>
    <filter-name>EncodingFilter</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>EncodingFilter</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>

  <!--项目启动后里面实例化spring容器-->
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>


  <!--1 dispatcher前端控制器-->
  <servlet>
    <servlet-name>springssm</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <!--3 配置handlemaper handleradapter controller viewRosove-->
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:springmvc/applicationContext_mvc.xml</param-value>
    </init-param>
    <!--2 项目启动后就实例化servlet-->
    <load-on-startup>1</load-on-startup>
  </servlet>

  <servlet-mapping>
    <servlet-name>springssm</servlet-name>
    <!--除jsp之外,其余都拦截-->
    <url-pattern>/</url-pattern>
  </servlet-mapping>
</web-app>

parm-name我看有网友写错了,这边是encoding