过滤器过滤器- nameencodingfilter/filter-name filter-class org.spring framework.web.filter.characterencodingfilter filter-class init-param param-namam param-value/init-param/filter filter-filter-name URL-pattern/*/URL-pattern/filter-mapping过滤器取代了鳗鱼树叶
注意
param-name的值为encoding
/*