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 public void getBook() {
        Session session = HibernateUtil.getSessionFactory().openSession();
        session.beginTransaction();

        ArrayList<Book> bookList = (ArrayList<Book>) session.createQuery("from Book").list();
        if(bookList !=null){
            for (int i = 0; i < bookList.size(); i++) {
                System.out.println("Book Name : " + bookList.get(i).getBookName());
                System.out.println("Book Desc : " + bookList.get(i).getBookDesc());
            }
            }
        session.getTransaction().commit();
    }