com.imos.hibernate.HibernateTest.java Source code

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Here is the source code for com.imos.hibernate.HibernateTest.java

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package com.imos.hibernate;

import com.imos.hibernate.dto.Address;
import com.imos.hibernate.dto.AddressType;
import com.imos.hibernate.dto.BaseObject;
import com.imos.hibernate.dto.CommunityCenter;
import com.imos.hibernate.dto.Company;
import com.imos.hibernate.dto.PersonDetails;
import com.imos.hibernate.dto.Vehicle;
import com.imos.hibernate.dto.VehicleType;
import java.util.Date;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;

/**
 *
 * @author Alok
 */
public class HibernateTest {

    public static void main(String[] args) {

        PersonDetails pd = new PersonDetails();
        //        ud.setUserId(2);
        pd.setUserName("Alok");
        pd.setCreatedDate(new Date());
        pd.setUpdatedTime(new Date());
        pd.setDescription("Sample");

        Address address = new Address();
        address.setAddressType(AddressType.RESIDENT);
        pd.getAddresses().add(address);

        address = new Address();
        address.setAddressType(AddressType.OFFICE);
        pd.getAddresses().add(address);
        //        
        address = new Address();
        address.setAddressType(AddressType.PERMANENT);
        pd.getAddresses().add(address);

        System.out.println(pd);

        Company company = new Company();
        company.setName("Invicara");

        pd.setCompany(company);

        Vehicle vehicle1 = new Vehicle();
        vehicle1.setVehicleType(VehicleType.TWO_WHEELER);
        vehicle1.setOwner(pd);
        pd.getVehicles().add(vehicle1);

        Vehicle vehicle2 = new Vehicle();
        vehicle2.setVehicleType(VehicleType.FOUR_WHEELER);
        vehicle2.setOwner(pd);
        pd.getVehicles().add(vehicle2);

        CommunityCenter cc = new CommunityCenter();
        cc.setEventName("Marriage");
        cc.getAttendees().add(pd);

        pd.getCommunityCenters().add(cc);

        try (SessionFactory sessionFactory = new Configuration().configure().buildSessionFactory()) {
            try (Session session = sessionFactory.openSession()) {
                save(session, pd);
                save(session, company);
                save(session, vehicle1);
                save(session, vehicle2);
                save(session, cc);
                session.getTransaction().commit();
                session.flush();
            } catch (Exception e) {
                System.out.println(e.getCause().toString() + " : " + e.getMessage());
                e.printStackTrace();
            }

            //            System.out.println("\nSelect \n");
            //            try (Session session = sessionFactory.openSession()) {
            //                session.beginTransaction();
            //                id = 126;
            //                pd = session.get(PersonDetails.class, id);
            //                System.out.println(pd.getId());
            //                System.out.println(pd);
            //                System.out.println(pd.getAddresses().size());
            //            } catch (Exception e) {
            //                System.out.println(e.getCause().toString() + " : " + e.getMessage());
            //            }
            //
            //            System.out.println("\nUpdated \n");
            //            try (Session session = sessionFactory.openSession()) {
            //                update(session, pd);
            //                System.out.println(pd.getId());
            //                System.out.println(pd);
            //            } catch (Exception e) {
            //                System.out.println(e.getCause().toString() + " : " + e.getMessage());
            //            }
            //
            //            System.out.println("\nSelect \n");
            //            try (Session session = sessionFactory.openSession()) {
            //                session.beginTransaction();
            //                id = pd.getId();
            //                pd = session.get(PersonDetails.class, id);
            //                System.out.println(pd.getId());
            //                System.out.println(pd);
            //                System.out.println(pd.getAddresses().size());
            //            } catch (Exception e) {
            //                System.out.println(e.getCause().toString() + " : " + e.getMessage());
            //            }
            //
            //            System.out.println("\nPersist \n");
            //            try (Session session = sessionFactory.openSession()) {
            //                session.beginTransaction();
            //                pd.setUpdatedTime(new Date());
            //                session.persist(pd);
            //                session.getTransaction().commit();
            //                session.flush();
            //                System.out.println(pd.getId());
            //                System.out.println(pd);
            //            } catch (Exception e) {
            //                System.out.println(e.getCause().toString() + " : " + e.getMessage());
            //            }
            //
            //            System.out.println("\nSelect \n");
            //            try (Session session = sessionFactory.openSession()) {
            //                session.beginTransaction();
            //                id = pd.getId();
            //                pd = session.get(PersonDetails.class, id);
            //                System.out.println(pd.getId());
            //                System.out.println(pd);
            //                System.out.println(pd.getAddresses().size());
            //            } catch (Exception e) {
            //                System.out.println(e.getCause().toString() + " : " + e.getMessage());
            //            }
            //
            //            System.out.println("\nDeleted \n");
            //            try (Session session = sessionFactory.openSession()) {
            //                session.beginTransaction();
            //                session.delete(pd);
            //                session.getTransaction().commit();
            //                System.out.println(pd.getId());
            //                System.out.println(pd);
            //            } catch (Exception e) {
            //                System.out.println(e.getCause().toString() + " : " + e.getMessage());
            //            }
            //
            //            System.out.println("\nMerge \n");
            //            try (Session session = sessionFactory.openSession()) {
            //                session.beginTransaction();
            //                pd = (PersonDetails) session.merge(pd);
            //                id = pd.getId();
            //                System.out.println(pd.getId());
            ////                session.save(pd);
            //                session.getTransaction().commit();
            //                pd = session.get(PersonDetails.class, id);
            //                System.out.println(pd.getId());
            //                System.out.println(pd);
            //                System.out.println(pd.getAddresses().size());
            //            } catch (Exception e) {
            //                System.out.println(e.getCause().toString() + " : " + e.getMessage());
            //            }
            //
            //            try (Session session = sessionFactory.openSession()) {
            //                saveAndUpdate(session, ud);
            //                System.out.println(ud);
            //            } catch (Exception e) {
            //                System.out.println(e.getCause().toString() + " : " + e.getMessage());
            //            }
        } catch (Exception e) {
            System.out.println(e.getMessage());
            e.printStackTrace();
        }
    }

    private static void saveAndUpdate(final Session session, PersonDetails ud) {
        session.beginTransaction();
        ud.setUpdatedTime(new Date());
        session.saveOrUpdate(ud);
        session.getTransaction().commit();
    }

    private static void update(final Session session, PersonDetails ud) {
        session.beginTransaction();
        ud.setUpdatedTime(new Date());
        session.merge(ud);
        session.getTransaction().commit();
    }

    private static <T extends BaseObject> void save(final Session session, T object) {
        session.beginTransaction();
        object.setCreatedDate(new Date());
        session.save(object);
    }
}