@Override public String findMailAddressFor(User u) { String username = u.getId(); for (JiraSite site : JiraProjectProperty.DESCRIPTOR.getSites()) { try { JiraSession session = site.createSession(); if (session != null) { RemoteUser user = session.service.getUser(session.token, username); if (user != null) { String email = user.getEmail(); if (email != null) { email = unmaskEmail(email); return email; } } } } catch (IOException ex) { LOGGER.log(Level.WARNING, "Unable to create session with " + site.getName(), ex); } catch (ServiceException ex) { LOGGER.log(Level.WARNING, "Unable to create session with " + site.getName(), ex); } } return null; }