@Override
public boolean isLastSuperUser(UserCredentials userCredentials) {
if (!userCredentials.isSuper()) {
return false; // Cannot be last if not super user
}
Collection<UserCredentials> users = userCredentialsStore.getAll();
for (UserCredentials user : users) {
if (user.isSuper() && !user.equals(userCredentials)) {
return false;
}
}
return true;
}
