shoppingcart 购物车 ecport Java小项目

package com.tarena.ecport.pojo.daoImp1; import java.util.List; import org.hibernate.Session; import org.hibernate.Transaction; import com.tarena.ecport.pojo.Contactinfo; import com.tarena.ecport.pojo.Country; import com.tarena.ecport.pojo.OrderStatus; import com.tarena.ecport.pojo.Province; import com.tarena.ecport.pojo.Users; import com.tarena.ecport.pojo.dao.IUserDAO; import com.tarena.ecport.util.HibernateSessionFactory; public class UserDAOImp1 implements IUserDAO { /** * 添加用户信息 */ public boolean addUser(Users user) { Session session = null; Transaction tran = null; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); session.save(user); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return false; }finally{ if(session!=null){ session.close(); } } return true; } /** * 获得所有的用户信息 * * @return */ public List getAllUser() { List list = null; Session session = null; Transaction tran = null; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); list = session.createQuery("from Users").list(); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return null; }finally{ if(session!=null){ session.close(); } } return list; } /** * 根据用户名查询用户的信息 * * @param 用户的名字 * @return 用户的实体 */ public Users selectByUsername(String userId) { Users user = null; Session session = null; Transaction tran = null; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); user = (Users) session.createQuery("from Users u where u.userId=?") .setString(0, userId).uniqueResult(); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return null; }finally{ if(session!=null){ session.close(); } } return user; } public List getAllCountry() { List list = null; Session session = null; Transaction tran = null; ; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); list = session.createQuery("from Country").list(); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return null; }finally{ if(session!=null){ session.close(); } } return list; } public List getAllProvince() { List list = null; Session session = null; Transaction tran = null; ; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); list = session.createQuery("from Province").list(); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return null; }finally{ if(session!=null){ session.close(); } } return list; } public boolean modifyUser(Users user) { Session session = null; Transaction tran = null; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); session.update(user); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return false; }finally{ if(session!=null){ session.close(); } } return true; } public Contactinfo selectByUid(String uid) { Contactinfo info = null; Session session = null; Transaction tran = null; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); info = (Contactinfo) session.createQuery("from Contactinfo u where u.user=?") .setString(0, uid).uniqueResult(); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return null; }finally{ if(session!=null){ session.close(); } } return info; } public boolean modifyUserinfo(Contactinfo info) { Session session = null; Transaction tran = null; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); session.update(info); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return false; }finally{ if(session!=null){ session.close(); } } return true; } public Country getCountryBycid(int cid) { Country status = null; Session session = null; Transaction tran = null; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); status = (Country) session.createQuery( "from Country c where c.Id=?").setInteger(0, cid) .uniqueResult(); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return null; } finally { if (session != null) { session.close(); } } return status; } public Province getProvinceBypid(int pid) { Province status = null; Session session = null; Transaction tran = null; try { session = HibernateSessionFactory.getSession(); tran = session.beginTransaction(); status = (Province) session.createQuery( "from Province p where p.Id=?").setInteger(0, pid) .uniqueResult(); tran.commit(); } catch (Exception e) { tran.rollback(); e.printStackTrace(); return null; } finally { if (session != null) { session.close(); } } return status; } public static void main(String[] args) { /* * Country product=new Country(); product.setName("d"); * System.out.println(new UserDAOImp1().getAllCountry()); */ Users user = new Users(); user.setUserId("admin"); System.out.println(new UserDAOImp1().selectByUid("admin")); } }