gitdemoprogect.MappingsDemo.java Source code

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Here is the source code for gitdemoprogect.MappingsDemo.java

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/*
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package gitdemoprogect;

import java.util.HashSet;
import java.util.Set;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;

/**
 *
 * @author nareshp
 */
public class MappingsDemo {

    public static void main(String[] args) {

        try {

            Cart cart = new Cart();
            cart.setName("MyCart");

            Items item1 = new Items("I1", 10, 1, cart);
            Items item2 = new Items("I2", 20, 2, cart);
            Set<Items> itemsSet = new HashSet<Items>();
            itemsSet.add(item1);
            itemsSet.add(item2);

            cart.setItems(itemsSet);
            cart.setTotal(10 * 1 + 20 * 2);

            SessionFactory sessionFactory = null;
            Session session = null;
            Transaction tx = null;

            //Get Session
            sessionFactory = HibernateUtil.getSessionFactory();
            session = sessionFactory.openSession();
            System.out.println("Session created");
            //start transaction
            tx = session.beginTransaction();

            //Save the Model objects
            session.save(cart);
            session.save(item1);
            session.save(item2);

            //Commit transaction
            tx.commit();
            System.out.println("Cart ID=" + cart.getId());

            session.close();
            sessionFactory.close();
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }

}