文件下载文件名乱码

文件下载名设置方法

weixin_30879169

于 2017-12-18 08:53:00 发布

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CC 4.0 BY-SA版权

原文链接：http://www.cnblogs.com/warling/p/8056032.html

public static String getDownloadFileName(HttpServletRequest request,
            String fileName) {
        String agent = request.getHeader("User-Agent").toUpperCase();
        try {
            if (agent.indexOf("MSIE") > 0 || agent.indexOf("TRIDENT") > 0 || agent.indexOf("EDGE") > 0) {
                fileName = URLEncoder.encode(fileName, "UTF-8");
                fileName = fileName.replaceAll("\\+", "%20");
            } else {
                fileName = new String(fileName.getBytes("UTF-8"), "ISO8859-1");
            }
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return fileName;
    }