解决POST乱码

在web.xml中添加字符过滤器
问题即可解决

<!--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>