public function authenticate(TokenInterface $token)
{
$user = $this->userProvider->loadUserByUsername($token->getUsername());
if (!$user) {
throw new AuthenticationException('The authentication failed.');
}
$authenticatedToken = new ChoiceAuthToken($user->getRoles());
$authenticatedToken->setAttributes($token->getAttributes());
$authenticatedToken->setUser($user);
$authenticatedToken->setProviderKey($this->providerKey);
$authenticatedToken->setAuthenticated(true);
return $authenticatedToken;
}
