/**
  * (non-PHPdoc)
  * @see \InoOicServer\Session\Hash\Generator\GeneratorInterface::generateAccessToken()
  */
 public function generateAccessToken(Session $session, Client $client)
 {
     $data = $session->getId() . $client->getId() . microtime(true) . 'access_token';
     return Hash::compute('sha1', $data);
 }
 public function saveSession(Session $session)
 {
     $this->_sessions[$session->getId()] = $session;
 }