Thank You
--- Geeta Ramani <[EMAIL PROTECTED]> wrote:
> Hey Mala:
>
> Maintain session state by using HttpSession objects.
> In your case, if page 1
> posts to a servlet, its doPost() could have
> something like this:
>
> HttpSession session = request.getSession(true);
> //do some work here
> session.setAttribute("someImportantVal", v);
> //do more work
> //pass control to page 2
>
> Then when you are ready to get back to page 1,
> something like this can be done:
>
> HttpSession session = request.getSession(false);
> //"false" here is important:
> read the API
> ImportantValueClass savedValue =
>
(ImportantValueClass)session.getAttribute("someImportantVal");
>
> Now do what you want with savedValue.
>
> These archives have more code snippets: search under
> "HttpSession" or
> "session". (And of course read the API! :-)
> Geeta
>
>
> Mala GP wrote:
>
> > Hello Group,
> >
> > I have a servlet which displays a html page and
> on
> > the click of a button in the page the control is
> > transferred to another page. When he is done with
> the
> > second page and clicks on submit, the control
> should
> > go back to the first page and I want to populate
> some
> > of the fields with the values seleceted in the
> > secondpage . But when I go back the servlet has to
> > regenrate the first page and all the inputs that
> were
> > entered before calling the second page are lost.
> How
> > do I get back the values of the first page as it
> was
> > before the second page was called? Is there is a
> way
> > to maintain states in the servlets?
> > Please help me this is very urgent..
> >
> > Thanks
> > mala
> >
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