/**
  * @param string $username
  * @param string $password
  * @param string $fullname
  */
 public function add($username, $password, $fullname)
 {
     $user = new User();
     $user->setUsername($username);
     $user->setPassword(Passwords::hash($password));
     $user->setFullname($fullname);
     $this->userDao->safePersist($user);
 }