}
public TurmaPis pesquisarTurmaPisPorCodigo(int cod){
Session session = factory.openSession();
SQLQuery query = session.createSQLQuery("SELECT {turma_pis.*} FROM turma_pis {turma_pis} WHERE cod_turma_pis = "+cod);
query.addEntity("turma_pis", TurmaPis.class);
TurmaPis trp = null;
if(query.list().size() > 0){