Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package cl.cesfam.DAO; import java.util.List; import org.hibernate.Session; import org.hibernate.criterion.Restrictions; /** * * @author **Jorge Carrenca** */ public class CaducarDAO { public static boolean add(cl.cesfam.ENTITY.Caducar a) throws Exception { Session sessionA = cl.cesfam.DAL.NewHibernateUtil.getSessionFactory().openSession(); sessionA.beginTransaction(); try { sessionA.save(a); sessionA.getTransaction().commit(); sessionA.close(); return true; } catch (Exception e) { sessionA.getTransaction().rollback(); sessionA.close(); System.err.println(e.getMessage()); throw e; } } public static List<cl.cesfam.ENTITY.Caducar> getList() throws Exception { Session session = cl.cesfam.DAL.NewHibernateUtil.getSessionFactory().openSession(); session.beginTransaction(); try { List<cl.cesfam.ENTITY.Caducar> lista = (List<cl.cesfam.ENTITY.Caducar>) session .createCriteria(cl.cesfam.ENTITY.Caducar.class).list(); session.getTransaction().commit(); return lista; } catch (Exception e) { session.getTransaction().rollback(); session.close(); System.err.println(e.getMessage()); throw e; } finally { session.close(); } } public static boolean delete(cl.cesfam.ENTITY.Caducar a) throws Exception { Session session = cl.cesfam.DAL.NewHibernateUtil.getSessionFactory().openSession(); session.beginTransaction(); try { session.delete(a); session.getTransaction().commit(); session.close(); return true; } catch (Exception e) { session.getTransaction().rollback(); session.close(); System.err.println(e.getMessage()); throw e; } } public static boolean update(cl.cesfam.ENTITY.Caducar a) throws Exception { Session session = cl.cesfam.DAL.NewHibernateUtil.getSessionFactory().openSession(); session.beginTransaction(); try { session.update(a); session.getTransaction().commit(); session.close(); return true; } catch (Exception e) { session.getTransaction().rollback(); session.close(); System.err.println(e.getMessage()); throw e; } } public static cl.cesfam.ENTITY.Caducar getCaducarById(int id) throws Exception { Session session = cl.cesfam.DAL.NewHibernateUtil.getSessionFactory().openSession(); try { session.beginTransaction(); cl.cesfam.ENTITY.Caducar tmp = (cl.cesfam.ENTITY.Caducar) session .createCriteria(cl.cesfam.ENTITY.Caducar.class).add(Restrictions.eq("idCaducar", id)) .uniqueResult(); session.getTransaction().commit(); session.close(); return tmp; } catch (Exception e) { System.err.print(e.getMessage()); session.close(); throw e; } } }