public void getReport(HttpServletRequest request, HttpServletResponse response) throws Exception {
try {
String fileName = URLEncoder.encode("文件名称" + ".xls", StandardCharsets.UTF_8.toString());
// 下面设置方法可以解决文件名乱码问题
response.setHeader("Content-Disposition", "attachment; filename=\"" + fileName + "\"; filename*=utf-8''" + fileName);
InputStream in = new FileInputStream(request.getServletContext().getRealPath("/") + "templates/模版地址.xls");
OutputStream out = response.getOutputStream();
in.close();
out.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}