下载设置中文的时候出现乱码
response.setHeader("Content-disposition", "attachment;filename="+filename);
解决办法:将中文名转码
response.setHeader("Content-disposition", "attachment;filename="+URLEncoder.encode(filename, "UTF-8"));
response.setHeader("Content-disposition", "attachment;filename="+filename);
response.setHeader("Content-disposition", "attachment;filename="+URLEncoder.encode(filename, "UTF-8"));