- serial = Integer.parseInt(pi);
- } catch (NumberFormatException nfe) {
- resp.sendError(404);
- return true;
- }
- try {
- Certificate c = new Certificate(serial);
- if (LoginPage.getUser(req).getId() != c.getOwnerId()) {
+ Certificate c = Certificate.getBySerial(serial);
+ if (c == null || LoginPage.getUser(req).getId() != c.getOwnerId()) {