public void kldTakeMobile() throws Exception{
HttpServletResponse response = getResponse();
List<String> strings = new ArrayList<>();
strings.add("a");
strings.add("b");
strings.add("c");
StringBuilder sb = new StringBuilder();
for (int i=0;i<strings.size();i++){
String value = strings.get(i);
sb.append(value).append("\n");
}
//设置文件ContentType类型,这样设置,会自动判断下载文件类型
response.setContentType("application/multipart/form-data");
//设置文件头:最后一个参数是设置下载文件名
response.setHeader("Content-Disposition", "attachment;filename="+ DateConvert.getTimeInt() +".txt");
try{
//用流将数据写给前端
OutputStream os = response.getOutputStream();
os.write(sb.toString().getBytes());
os.flush();
os.close();
}catch (IOException ioe){
ioe.printStackTrace();
}
}
原文:https://www.cnblogs.com/allJoy/p/14859524.html