public function visit(Visitor $visitor, Generator $generator, $data)
{
$generator->startObjectElement('ObjectStateGroupList');
$visitor->setHeader('Content-Type', $generator->getMediaType('ObjectStateGroupList'));
//@todo Needs refactoring, disabling certain headers should not be done this way
$visitor->setHeader('Accept-Patch', false);
$generator->startAttribute('href', $this->router->generate('ezpublish_rest_loadObjectStateGroups'));
$generator->endAttribute('href');
$generator->startList('ObjectStateGroup');
foreach ($data->groups as $group) {
$visitor->visitValueObject($group);
}
$generator->endList('ObjectStateGroup');
$generator->endObjectElement('ObjectStateGroupList');
}