Webiny\Component\Security\User\AbstractUser::getRoles PHP Method

    public function getRoles()
    {
        return $this->roles->val();
    }

 /**
  * This function gets the current user object and needs to validate its access against the required roles.
  * The function must either return ACCESS_GRANTED, ACCESS_ABSTAIN or ACCESS_DENIED.
  *
  * @param AbstractUser $user           Current user instance.
  * @param array        $requestedRoles An array of requested roles for the current access map.
  *
  * @return integer ACCESS_GRANTED, ACCESS_ABSTAIN or ACCESS_DENIED.
  */
 public function vote(AbstractUser $user, array $requestedRoles)
 {
     $result = self::ACCESS_ABSTAIN;
     $userRoles = $user->getRoles();
     foreach ($requestedRoles as $role) {
         if (!$this->supportsRole($role)) {
             continue;
         }
         $result = self::ACCESS_DENIED;
         foreach ($userRoles as $ur) {
             /**
              * @var $ur Role
              */
             if ($role->getRole() === $ur->getRole()) {
                 return self::ACCESS_GRANTED;
             }
         }
     }
     return $result;
 }