Dao delete example

@SuppressWarnings("unchecked")
    public AcademicDelete AcademicInformation(long academicInfoId) {
         s = sf.openSession();
        Transaction t = null;
        try {
            t = s.beginTransaction();

            Academic deleteInfo = (Academic) s.load(Academic.class, academicInfoId);
            if (deleteInfo != null) {
                s.delete(deleteInfo);
            }
            t.commit();
            return deleteInfo;
        } catch (Throwable ex) {
            //Log the Exception
            t.rollback();
            System.err.println("Initial SessionFactory creation failed." + ex);
            throw new ExceptionInInitializerError(ex);
        } finally {
            s.close();
            sf.close();
        }
    }