/** * Find a single object. * * @param params * the query parameters * @param toA * map to the desired result object * @deprecated */ @Deprecated public static <A, B> Option<A> find(EntityManager em, final Function<B, A> toA, final String queryName, final Tuple<String, ?>... params) { return PersistenceUtil.<B> runSingleResultQuery(em, queryName, params).map(toA); }