struts2中文乱码

<!-- 著名 Character Encoding filter --><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><!-- //指定字符集  --></init-param><init-param><!-- 当已经有字符集时，是否用本过滤器的字符集替换 --><param-name>forceEncoding</param-name><param-value>true</param-value></init-param></filter><!-- 加载struts2核心 --><filter><filter-name>struts2</filter-name><filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class></filter><filter-mapping><filter-name>encodingFilter</filter-name><url-pattern>/*</url-pattern></filter-mapping><filter-mapping><filter-name>struts2</filter-name><url-pattern>*.action</url-pattern></filter-mapping>