public class SpecialCharacterFilter { protected Log log = LogFactory.getLog(getClass()); @Override protected void doFilterInternal(HttpServletRequest req, HttpServletResponse res, FilterChain chain) throws ServletException, IOException { req.setCharacterEncoding("utf-8"); Map map = req.getParameterMap(); Set set = map.entrySet(); if (map != null) { for (Iterator it = set.iterator(); it.hasNext();) { Map.Entry entry = (Entry) it.next(); if (entry.getValue() instanceof String[]) { String[] values = (String[]) entry.getValue(); for (int i = 0; i < values.length; i++) { //html特殊字符转义 //values[i] = HtmlUtils.htmlEscape(values[i]); //Sql转义 values[i]=StringEscapeUtils.escapeSql(values[i]); //javascript特殊字符转义 //values[i] = JavaScriptUtils.javaScriptEscape(values[i]); entry.setValue(values); } } } chain.doFilter(req, res); } } }
filter修改请求参数
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转载自wanxiaotao12-126-com.iteye.com/blog/1956139
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