response.addHeader("Pargam", "no-cache");
response.addHeader("Cache-Control", "no-cache");
public static void setResponseHeader(HttpServletResponse response, String name) {
 
    try {
        name = new String(name.getBytes(), "ISO8859-1");
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    }
 
    response.setContentType("application/docx");
    //要保存的文件名
    response.setHeader("Content-Disposition", "attachment;filename=" + name + ".docx");
    response.addHeader("Pargam", "no-cache");
    response.addHeader("Cache-Control", "no-cache");
}

response.setHeader("Content-Disposition", "attachment;filename=" + name + ".docx");

String fileName = "短信模版.txt";
OutputStream os = null;
try {
    response.reset();
    response.setContentType("application/octet-stream; charset=utf-8");
    response.setHeader("Content-Disposition", "attachment; filename=" + new String(fileName.getBytes(),"ISO8859-1"));
    byte[] bytes = sb.toString().getBytes("GBK");
    os = response.getOutputStream();
    // 將字節(jié)流傳入到響應(yīng)流里,響應(yīng)到瀏覽器
    os.write(bytes);
    os.close();
} catch (Exception ex) {
    logger.error("導(dǎo)出失敗:", ex);
    throw new RuntimeException("導(dǎo)出失敗");
}finally {
    try {
        if (null != os) {
            os.close();
        }
    } catch (IOException ioEx) {
        logger.error("導(dǎo)出失敗:", ioEx);
    }
}