public class ManageAccounts extends HttpServlet{

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    SessionFactory factory = HibernateUtil.GetSessionFactory();
    Session hibernateSession = factory.openSession();
    Transaction tx = null;
    List<AccountTypes> accountTypesList = null;
    try {
        tx = hibernateSession.beginTransaction();
        accountTypesList = hibernateSession.createQuery("FROM AccountTypes").list();
        for (Iterator iterator = accountTypesList.iterator(); iterator.hasNext(); ) {
            AccountTypes accountTypes = (AccountTypes) iterator.next();
        }
        tx.commit();
    } catch (HibernateException e) {
        if (tx != null) tx.rollback();
        e.printStackTrace();
    } finally {
        hibernateSession.close();
    }
}

<div class="row text-right">
                    <label>
                        Show
                        <select name="cls" id="cls">

                        </select>
                    </label>
                </div>
                <div class="row">
                    <label>
                        Show
                        <select name="group" id="group">

                        </select>
                    </label>
                </div>