reading a user's profile photo

gistfile1.txt

    @RequestMapping(value = USER_COLLECTION_ENTRY_PHOTO_URL, method = RequestMethod.GET)
    public ResponseEntity<byte[]> renderMedia(@PathVariable("userId") Long userId) throws Throwable {
        InputStream is = userService.readUserProfilePhoto(userId);
        HttpHeaders httpHeaders = new HttpHeaders();
        httpHeaders.setContentType(MediaType.IMAGE_JPEG);
        byte buffer[] = IOUtils.toByteArray(is);
        return new ResponseEntity<byte[]>(buffer, httpHeaders, HttpStatus.OK);
    }