studentservice.java

another bean example it is more advance than previous one

package tr.edu.compe515.assignment7.services;

import org.hibernate.Session;

import tr.edu.compe515.assignment7.factory.HibernateFactory;
import tr.edu.compe515.assignment7.objects.Student;

public class StudentService {
	public static void save(Student student) {
		Session session = HibernateFactory.getSessionFactory()
				.getCurrentSession();
		session.beginTransaction();
		session.saveOrUpdate(student);
		session.getTransaction().commit();
	}

	public static Student get(Student student) {
		Session session = HibernateFactory.getSessionFactory()
				.getCurrentSession();
		session.beginTransaction();
		Student tempstudent = (Student) session.get(Student.class, student
				.getOid());
		session.getTransaction().commit();
		return tempstudent;
	}

	public static void delete(Student student) {
		Session session = HibernateFactory.getSessionFactory()
				.getCurrentSession();
		session.beginTransaction();
		Object tempstudent = session.get(Student.class, student.getOid());
		session.delete(tempstudent);
		session.getTransaction().commit();

	}
}