@Override public List<DataAlerta> listaDeAlertas(long idAV) throws NoExisteElAV { List<DataAlerta> da = new ArrayList<>(); String tenant = getTenant(idAV); if (tenant != null) { avDAOTenant.open(tenant); List<Alerta> alertas = avDAOTenant.getAllAlerta(); da = new ArrayList<>(); for (Alerta a : alertas) { da.add(a.getDataAlerta()); } avDAOTenant.close(tenant); } else { throw new exceptions.NoExisteElAV(); } return da; }