Hi:
Thanks guys for your replies. Duane was right. It works by
using forward to transfer information from servlet to that.jsp:
RequestDispatcher dispatcher =
getServletContext().getRequestDispatcher(/path/to/that.jsp);
dispatcher.forward(request, response);
Have a nice weekend!
Peter
>From: Kate Hocking <[EMAIL PROTECTED]>
>Reply-To: "A mailing list for discussion about Sun Microsystem's Java
> Servlet API Technology." <[EMAIL PROTECTED]>
>To: [EMAIL PROTECTED]
>Subject: Re: Communicate session between servlet and JSP
>Date: Fri, 10 Nov 2000 12:14:26 +0800
>
>putValue/setValue are API spec 2.1
>setAttribute/getAttribute are API spec 2.1
>
>...check to see what version of API you are referencing.
>
>Rgds,
>Kate
>
>-----Original Message-----
>From: Mohankarthikeyan.K,AMB Chennai.
>[mailto:[EMAIL PROTECTED]]
>Sent: Friday, 10 November 2000 12:15
>To: [EMAIL PROTECTED]
>Subject: Re: Communicate session between servlet and JSP
>
>
>Hi
>
>Try this.
>
>Use putValue("name",value) and getValue("name") methods instead of
>setAttribute and getAttribute.
>
>Mohan.
>
> > -----Original Message-----
> > From: Peter Smith [SMTP:[EMAIL PROTECTED]]
> > Sent: Thursday, November 09, 2000 3:54 PM
> > To: [EMAIL PROTECTED]
> > Subject: Communicate session between servlet and JSP
> >
> > Hi:
> >
> > I created a session in a servlet, which involks a jsp as following:
> >
> > HttpSession session = request.getSession(true);
> > String teacher = new String("true");
> > session.setAttribute("teacherTrace",teacher);
> > response.sendRedirect(response.encodeURL("/path/to/that.jsp"));
> >
> > In that.jsp file, I tried to extract this session value:
> >
> > String sessionValue = (String)session.getAttribute("teacherTrace");
> >
> > However, sessionValue is null. I have set
> > <%@ session = true %>
> >
> > I'm running Tomcat3.1 on Unix.
> > Could anyone tell me how to communicate session between servlet and JSP?
> >
> > Thanks a lot in advance.
> >
> > Peter
> >
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