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 kz.dao; import java.io.File; import java.sql.SQLException; import java.util.List; import kz.hibernate.HibernateUtil; import kz.model.Videos; import org.hibernate.Criteria; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.hibernate.criterion.Restrictions; import org.springframework.stereotype.Repository; /** * * @author Raiymbet */ @Repository public class VideosDAOImpl implements VideosDAO { private final SessionFactory sessionFactory; Session session; public VideosDAOImpl() { this.sessionFactory = HibernateUtil.getSessionFactory(); } @Override public List getAll() throws SQLException { session = sessionFactory.openSession(); Criteria cr = session.createCriteria(Videos.class); List videos_list = cr.list(); session.close(); return videos_list; } @Override public void create(Videos video) throws SQLException { throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. } @Override public void remove(Videos video) throws SQLException { throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. } @Override public void update(Videos video) throws SQLException { throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. } @Override public Videos findByID(int videoID) throws SQLException { session = sessionFactory.openSession(); Videos video = (Videos) session.get(Videos.class, videoID); if (video == null) { throw new NullPointerException("404!Video not found by id"); } else { session.close(); return video; } } @Override public List<Videos> getVideosByThemeID(int themeID) throws SQLException { session = sessionFactory.openSession(); Criteria cr = session.createCriteria(Videos.class).add(Restrictions.eq("ID_theme", themeID)); List theme_videos_list = cr.list(); session.close(); return theme_videos_list; } @Override public List<Videos> findVideosByString(String word) throws SQLException { throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. } @Override public File getVideo(Videos video) throws SQLException { throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. } }