HibernateCrudExample

App.java

package co.mobiwise.hibernate.app;

import co.mobiwise.hibernate.model.Book;
import co.mobiwise.hibernate.util.HibernateUtil;
import org.hibernate.Session;

import java.util.ArrayList;

public class App 
{
    public static void main( String[] args )
    {
        App app = new App();

        Book book = new Book();
        book.setId(2);
        book.setBookName("Küfür Etmenin Kısa Tarihi");
        book.setBookDesc("Melissa Mohr elinizdeki kitapta hepimizin bildiği ve dillendirdiği küfürlerin ve küfür etmenin, hiçbirimizin bilmediği tarihini anlatıyor. ");

        Book secondBook = new Book();
        secondBook.setId(3);
        secondBook.setBookName("Görkemli Kaybedenler");
        secondBook.setBookDesc("James Joyce ölmedi, Cohen ismini kullanıyor, Henry Miller’ın gözünden bakarak yazmaya devam ediyor.");

        //save book data
        app.saveBook(book);

        //update book data
        book.setBookName("Işık Parçacıkları : Yeni Bellek Bilimi");
        app.updateBook(book);

        //delete book data
        app.deleteBook(secondBook);

        //get book data
        app.getBook();

    }

    public void saveBook(Book book) {

        Session session = HibernateUtil.getSessionFactory().openSession();
        session.beginTransaction();
        session.save(book);
        session.getTransaction().commit();

    }

    public void updateBook(Book book){

        Session session = HibernateUtil.getSessionFactory().openSession();
        session.beginTransaction();
        session.merge(book);
        session.getTransaction();
    }

    public void deleteBook(Book book) {

        Session session = HibernateUtil.getSessionFactory().openSession();
        session.beginTransaction();
        session.delete(book);
        session.getTransaction().commit();
    }


    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();
    }
}