org.jboss.samples.rs.webservices.MafecommApplication.java Source code

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Here is the source code for org.jboss.samples.rs.webservices.MafecommApplication.java

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 * distributed with this work for additional information        *
 * regarding copyright ownership.  The ASF licenses this file   *
 * to you under the Apache License, Version 2.0 (the            *
 * "License"); you may not use this file except in compliance   *
 * with the License.  You may obtain a copy of the License at   *
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package org.jboss.samples.rs.webservices;

import java.util.ArrayList;
import java.util.List;

import javax.ws.rs.ApplicationPath;

import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.AnnotationConfiguration;
import org.rhs.ecommerce.hibernate.Order;
import org.rhs.ecommerce.hibernate.Product;

/*
 * @author mtsietsi
 */
@ApplicationPath("/mafecomm")
public class MafecommApplication {

    public void addOrder(Order order) throws Exception {
        SessionFactory sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        session.save(order);

        session.getTransaction().commit();
        session.close();
        sessionFactory.close();
    }

    public void editOrder(Order order) throws Exception {
        SessionFactory sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        session.update(order);

        session.getTransaction().commit();
        session.close();
        sessionFactory.close();
    }

    public ArrayList<Order> getOrders() throws Exception {
        SessionFactory sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        Query query = session.createQuery("from Order");
        ArrayList<Order> orders = (ArrayList<Order>) query.list();

        session.close();
        sessionFactory.close();

        return orders;
    }

    public void addProduct(Product product) throws Exception {
        SessionFactory sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        session.save(product);

        session.getTransaction().commit();
        session.close();
        sessionFactory.close();
    }

    public void editProduct(Product product) throws Exception {
        SessionFactory sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        session.update(product);

        session.getTransaction().commit();
        session.close();
        sessionFactory.close();
    }

    public Product getProduct(int productId) throws Exception {
        Product product;

        SessionFactory sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        Query query = session.createQuery("from Product P WHERE P.productId = :product_Id");
        query.setParameter("product_Id", productId);
        List<Product> results = (List<Product>) query.list();
        product = results.get(0);

        session.close();
        sessionFactory.close();

        return product;
    }

    public ArrayList<Product> getProducts() throws Exception {
        SessionFactory sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        Query query = session.createQuery("from Product");
        ArrayList<Product> products = (ArrayList<Product>) query.list();

        session.close();
        sessionFactory.close();

        return products;
    }

    public void deleteProduct(Product product) throws Exception {
        SessionFactory sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        session.delete(product);

        session.getTransaction().commit();
        session.close();
        sessionFactory.close();
    }

    public void deleteProductById(int productId) throws Exception {
        SessionFactory sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        Query query = session.createQuery("DELETE FROM Product WHERE productId = :productId");
        query.setParameter("productId", productId);

        query.executeUpdate();

        session.getTransaction().commit();
        session.close();
        sessionFactory.close();
    }
}