filter過濾器解決中文亂碼和客戶端IP訪問控制

一個是publicvoiddoFilter(ServletFilterChainchain)throwsIOEprotectedFilterConfigpublicvoidinit(FilterConfigfilterCon{this.rejectedIP=config.getInit}publicvoiddoFilter(ServletRequestrequest,ServFilterChainchain)throwsIOE{=request.getRequestDispatcher("rejectedIPErro//if(relPscope.equals(remoteIP.su{}{}}}<filter-class>filter=request.getRequestDispatcher("rejectedIPErro<%@pagelanguage="java"import="java.uttitle=newString(title.getBytes("ISO-88碼title=newString(title.getBytes("ISO-88publicclassSetCharacterEncodingFilterimplemeprotectedFilterConfigfilterConfi*還有個含義就是就算當前請求使用了中文字符集,如*<param-name>conver*<param-value>truepublicvoidinit(FilterConfigfilterCon{this.encoding=filterConfig.getInStringvalue=filterConfig.getInitPara}publicvoiddoFilter(ServletRequestrequest,ServStringcurrentencoding=request.getCharequest.setCharacterEncodi}//可用這句再查看當前的請求被設置后,用的是currentencoding=request.}}protectedStringselectEncoding(ServletReques}<filter-name>SetCharsetEnco<filter-class>nm.init.SetCharacterEncod<filter-name>SetCharsetEnco/InsertNewNotice.do//可用這句查看當前的請求用的是什么字符Stringcurrentencoding=request.getCharequest.setCharacterEncodi}//可用這句再查看當前的請求被設置后,用的是currentencoding=request.publicActionForwardexecute(ActionMappingmapping,ActioHttpServletRequestrequest,HttpServletResponserescurrentencoding=