Which is correct execute method of Action class?
public void execute(ActionMapping mapping, ActionForm form, HttpServletReuest reuest, HttpServletResponse response) throws IOException
public ActionForward execute (ActionMapping mapping, ActionForm form, ServletReuest reuest, ServletResponse response) throws Exception
public ActionForward execute (ActionMapping mapping, ActionForm form, HttpServletReuest reuest, HttpServletResponse response) throws Exception
public ActionForward execute (ActionMapping mapping, ActionForm form, ServletReuest reuest, ServletResponse response) throws SevletException, IOExpection.