1. GET的中文乱码问题在Tomcat中自动解决<br />POST的中文乱码问题，必须在没有获取request中的参数前，对请求的编码进行修改。<br />解决方式1：在web.xml中配置
    1.     <!--配置编码过滤器-->
    2.     <filter>
    3.         <filter-name>CharacterEncodingFilter</filter-name>
    4.         <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
    5.         <init-param>
    6.             <param-name>encoding</param-name>
    7.             <param-value>UTF-8</param-value>
    8.         </init-param>
    9.         <init-param>
    10.             <param-name>forceResponseEncoding</param-name>
    11.             <param-value>true</param-value>
    12.         </init-param>
    13.     </filter>
    14.     <filter-mapping>
    15.         <filter-name>CharacterEncodingFilter</filter-name>
    16.         <url-pattern>/*</url-pattern>
    17.     </filter-mapping>

    解决方式2：