public List <ViTri> search(Guid coso_id, Guid day_id, Guid tang_id) { //initDb(); List <ViTri> tmp = new List <ViTri>();; //CoSo coso = new CoSo(); coso = CoSo.getById(coso_id); //Dayy day = new Dayy(); day = Dayy.getById(day_id); //Tang tang = new Tang(); tang = Tang.getById(tang_id); return(search(coso, day, tang)); }