Boy, that is definitely a strange one. A couple of off the wall thoughts:
* Have you enabled JSP 1.0 support in JRun? If you are using
0.92 support the <jsp:useBean> tag would have been ignored.
* Could "model" be a reserved word somehow? Try a different
variable name just to make sure.
Craig
Reg Sherwood wrote:
> Craig,
> As requested.... here is the error I receive in my client window: I am using
> JRun 2.3.3, Servlet API 2.1, JSP 1.0.
> Any ideas as to why. I am under the impression this should work ok. Any help
> would be appreciated.
>
> 500 Internal Server Error
> com.livesoftware.scripting.CompilerException:
> <blah>/jsm-default/services/jseweb/servlets/jsp/thepage.java:71: Undefined variable
> or class name: model
> out.print("" + ( model.getName(0) ) );
> ^
> 1 error
>
> at java.lang.Throwable.(Compiled Code)
> at java.lang.Exception.(Compiled Code)
> at com.livesoftware.scripting.CompilerException.(Compiled Code)
> at com.livesoftware.scripting.JavaCompiler.compile(Compiled Code)
> at com.livesoftware.jrun.plugins.jsp.JSPCore.getPage(Compiled Code)
> at com.livesoftware.jrun.plugins.jsp.JSP.callPage(Compiled Code)
> at com.livesoftware.jrun.plugins.jsp.JSP.service(Compiled Code)
> at javax.servlet.http.HttpServlet.service(Compiled Code)
> at com.livesoftware.jrun.JRun.runServlet(Compiled Code)
> at com.livesoftware.jrun.JRunServletContext$JRunRequestDispatcher.forward(Compiled
> Code)
> at com.imagicTV.iBDS.Servlet.ListAccountsJSP.ListAccountsJSP.service(Compiled
> Code)
> at javax.servlet.http.HttpServlet.service(Compiled Code)
> at com.livesoftware.jrun.JRun.runServlet(Compiled Code)
> at com.livesoftware.jrun.JRunGeneric.handleConnection(Compiled Code)
> at com.livesoftware.jrun.service.web.JRunWebServiceHandler.handleOutput(Compiled
> Code)
> at com.livesoftware.jrun.service.web.JRunWebServiceHandler.handleRequest(Compiled
> Code)
> at com.livesoftware.jrun.service.ThreadConfigHandler.run(Compiled Code)
>
> The actual JSP page is something like this:
>
> <html>
> <%@ page import="<blah>.MyClass.*" %>
> <jsp:useBean id="model" scope="session" class="<blah>.MyClass.MyBean" />
> <%= model.getName(0) %>
> </html>
>
> Thanks
>
> "Craig R. McClanahan" wrote:
>
> > Reg Sherwood wrote:
> >
> > > Q. Is it possible to maintain the state of a bean for a particular
> > > client for use in a JSP page. I have tried placing the bean instance I
> > > wish to save on the session object in the hopes of later retrieving it
> > > via a get method in the servlet. After reviewing docs I think it may be
> > > possible to do something along the lines of:
> > >
> > > SERVLET:
> > > HttpSession session = request.getSession(true);
> > > session.putValue("theBean", myBean);
> > >
> > > JSP PAGE:
> > > <jsp:useBean id="theBean" scope="session" class="..." />
> > >
> > > Now in the JSP page I wish to retrieve values on the bean instance from
> > > a specified method. So,
> > >
> > > JSP PAGE:
> > > <% int x = theBean.getSize(); %>
> > >
> > > But when I try this the above fails as it does not know what the
> > > variable "theBean" is, even though I named it in the id portion with the
> > > jsp:useBean tag. Any thoughts? Thanks
> > >
> >
> > This is exactly the way it is supposed to work, as long as your <jsp:useBean>
> > directive comes *before* the scriptlet in your page. What JSP system are you
> > using? What is the exact compile error that you get?
> >
> > Craig McClanahan
> >
> > ===========================================================================
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> > FAQs on JSP can be found at:
> > http://java.sun.com/products/jsp/faq.html
> > http://www.esperanto.org.nz/jsp/jspfaq.html
>
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> http://www.esperanto.org.nz/jsp/jspfaq.html
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