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 com.aptech.model; import com.aptech.obj.Order; import java.util.List; import org.hibernate.Hibernate; import org.hibernate.HibernateException; import org.hibernate.Query; import org.hibernate.Session; import org.hibernate.Transaction; /** * * @author SonVu */ public class OrderDao extends AbstractDao { private Session session; private Transaction tx; public OrderDao() { super(); } public List paging(Integer pageNumber, Integer perPage) { return super.paging(Order.class, pageNumber, perPage); //To change body of generated methods, choose Tools | Templates. } public Integer count() { return super.count(Order.class); //To change body of generated methods, choose Tools | Templates. } public List findAll() { return super.findAll(Order.class); //To change body of generated methods, choose Tools | Templates. } public List findLatest() { List objects = null; try { startOperation2(); Query query = session.createQuery("from " + Order.class.getName() + " o ORDER BY o.id DESC"); query.setMaxResults(8); objects = query.list(); tx.commit(); } catch (HibernateException e) { handleException(e); } finally { HibernateFactory.close(session); } return objects; } public Order find(Integer id) { Order obj = null; try { startOperation2(); obj = (Order) session.load(Order.class, id); Hibernate.initialize(obj.getOrderDetails()); tx.commit(); } catch (HibernateException e) { handleException(e); } finally { HibernateFactory.close(session); } return obj; } public void delete(Object obj) { super.delete(obj); //To change body of generated methods, choose Tools | Templates. } public void update(Object obj) { super.update(obj); //To change body of generated methods, choose Tools | Templates. } public void save(Object obj) { super.save(obj); //To change body of generated methods, choose Tools | Templates. } public void saveOrUpdate(Object obj) { super.saveOrUpdate(obj); //To change body of generated methods, choose Tools | Templates. } public void startOperation2() throws HibernateException { session = HibernateFactory.openSession(); tx = session.beginTransaction(); } }