Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package biomart.DAO; import biomart.Util.Util; import org.hibernate.HibernateException; import org.hibernate.Session; import org.hibernate.Transaction; public class CommonDAO { public String addOrUpdateDetails(Object o) { Session session = Util.getSessionFactory().openSession(); Transaction t = null; try { t = session.beginTransaction(); session.saveOrUpdate(o); t.commit(); } catch (HibernateException e) { if (t != null) { t.rollback(); } e.printStackTrace(); return "fail"; } finally { session.close(); } return "success"; } }