if you have the debugging interceptor applied to your action, you can add debug=console to the url, and you will get a console where you can type OGNL expressions, and see the result.
musachy On Thu, Apr 30, 2009 at 10:40 AM, Griffith, Michael * <michael.griff...@fda.hhs.gov> wrote: > Ding! Sorry I didn't see this reply earlier when I repeated how do I get > the map value. Again, thanks Dave! Is there such a thing as an OGNL > expression validator? It would be nice to be able to fool around with > the expression interactively until I am able to get to the correct > expression. > > Cheers~ > MG > > -----Original Message----- > From: Dale Newfield [mailto:d...@newfield.org] > Sent: Thursday, April 30, 2009 9:07 AM > To: Struts Users Mailing List > Subject: Re: What is wrong with my with OGNL Map expression?? > > Michael Griffith wrote: > > I have a Map<String,String> in the HttpSession > The map is stored > in the session as an attribute named > genieProperties... > > Kishan G. Chellap Paandy wrote: >> Assuming there's an attribute with name 'mySessionAttribute' in the >> Session scope <s:property value="%{#session.mySessionAttribute}" /> > > Which gets you half way there. It gets you the Map. To get the value > you want from it, just call it's get method: > > <s:property value="%{#session.genieProperties.get('url')}" /> > > The %{} are often left out by people, but they're critical. That's what > says "this is an OGNL expression". Musachy's response illustrates the > potential confusion as to what EL you're using when it's not specified. > > -Dale > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@struts.apache.org > For additional commands, e-mail: user-h...@struts.apache.org > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@struts.apache.org > For additional commands, e-mail: user-h...@struts.apache.org > > -- "Hey you! Would you help me to carry the stone?" Pink Floyd --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@struts.apache.org For additional commands, e-mail: user-h...@struts.apache.org
