/**
  * @param Role $role
  */
 protected function processPrivileges(Role $role)
 {
     $formPrivileges = array();
     foreach ($this->privilegeConfig as $fieldName => $config) {
         $privileges = $this->form->get($fieldName)->getData();
         $formPrivileges = array_merge($formPrivileges, $privileges);
     }
     $this->aclManager->getPrivilegeRepository()->savePrivileges($this->aclManager->getSid($role), new ArrayCollection($formPrivileges));
 }