/**
  * @see Action::execute()
  */
 public function execute()
 {
     parent::execute();
     // check permission
     WCF::getUser()->checkPermission('admin.avatar.canDeleteAvatarCategory');
     // delete category
     $this->avatarCategory->delete();
     $this->executed();
     // forward to list page
     HeaderUtil::redirect('index.php?page=AvatarCategoryList&deletedAvatarCategoryID=' . $this->avatarCategoryID . '&packageID=' . PACKAGE_ID . SID_ARG_2ND_NOT_ENCODED);
     exit;
 }