protected static com.liferay.portlet.polls.model.PollsDisplay findByL_U_First( java.lang.String layoutId, java.lang.String userId, com.liferay.util.dao.hibernate.OrderByComparator obc) throws com.liferay.portlet.polls.NoSuchDisplayException, com.liferay.portal.SystemException { PollsDisplayPersistence persistence = (PollsDisplayPersistence) InstancePool.get(PERSISTENCE); return persistence.findByL_U_First(layoutId, userId, obc); }