classes/announcement/AnnouncementDAO.inc.php

<?php

import('classes.announcement.Announcement');
import('lib.pkp.classes.announcement.PKPAnnouncementDAO');

class AnnouncementDAO extends PKPAnnouncementDAO {
   function AnnouncementDAO() {
      parent::PKPAnnouncementDAO();
   }

   function newDataObject() {
      return new Announcement();
   }
}

?>