putValue and getValue have been deprecated.
See: http://java.sun.com/j2ee/1.4/docs/api/javax/servlet/http/HttpSession.html
Use setAttribute and getAttribute instead.
On Thursday 20 May 2004 08:41 am, M.Hockings wrote:
> My ISP has just upgraded the servlet container from Tomcat 4.1 (which
> was working just fine BTW) to Tomcat 5.0 (5.0.19 I believe). I have had
> several webapps successfully deployed under Tomcat 4.1 that were causing
> Tomcat 5 not to start. For the most part I think I have fixed all of
> these problems (largely a miss-configuration of log4j) but still one
> major problem remains.
>
> The remaining problem is that session data does not seem to be preserved
> from page to page. That is, if on a simple .jsp I have something like:
>
> myPackage.myClass ml = new myPackage.myClass();
> session.putValue("ml",ml);
>
> Then do a form-based submit to a second jsp which contains:
>
> <jsp:useBean id="ml" scope="session" type="myPackage.myClass" />
>
> Then I get an error saying
>
> javax.servlet.ServletException: bean ml not found within scope
>
> If I try to manually extract the ml attribute from the session in the
> second .jsp I find that it is not set.
>
> I have done some Googling about this problem but I don't see anything
> that would help -- the hits were largely about clustering. In my case I
> do not have access to the Tomcat config (server.xml) and have to live
> with how things are configured at the ISP.
>
> Has anyone else experienced this problem? If so, is there a solution?
>
> To test this I have also installed Tomcat 5.0.24 on my laptop (Win2K)
> where it exhibits the same problem and on a Linux (Fedora Core 1)
> machine where it does not exhibit this problem. Both are running on
> Sun's 1.4 JDK with the stock (as shipped) server.xml.
>
> The ISP which has been very responsive in the past is being not all that
> helpful and they had the active component of the sites down for the best
> part of a week!
>
> Mike
>
>
>
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--
Ben Souther
F.W. Davison & Company, Inc.
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