/** * {@inheritdoc} */ protected function retrieveUser($username, UsernamePasswordToken $token) { $user = $token->getUser(); if ($user instanceof UserInterface) { return $user; } try { $user = $this->userProvider->loadUserByUsername($username); if (!$user instanceof UserInterface) { throw new AuthenticationServiceException('The user provider must return a UserInterface object.'); } return $user; } catch (UsernameNotFoundException $e) { $e->setUsername($username); throw $e; } catch (\Exception $e) { $e = new AuthenticationServiceException($e->getMessage(), 0, $e); $e->setToken($token); throw $e; } }