SpringContext FileCopyUtils Sınıfı

BUFFER_SIZE Alanı
Örnek ver

copy metodu - byte [] + OutputStream
Şöyle yaparız.

@RequestMapping(value ="/download" , method = RequestMethod.GET)
HttpServletResponse response = ...;
try {
  ...
  FileCopyUtils.copy(document.getContent(), response.getOutputStream());
  response.getOutputStream().flush();
  response.getOutputStream().close();
}
catch(IOException e) {
  e.printStackTrace();
}