hi,
it was a mistype.. ognl is case sensitive. hashCode() worked..
also ${ognl:getSessionWrapper().getAttribute('AdminUserName')} also worked.
Thank you,
Hari
--- On Sat, 5/17/08, hari ks <[EMAIL PROTECTED]> wrote:
> From: hari ks <[EMAIL PROTECTED]>
> Subject: Re: how to use ognl in tapestry 5
> To: "Tapestry users" <users@tapestry.apache.org>
> Date: Saturday, May 17, 2008, 1:14 AM
> Hi,
>
> I get below error when I tried to use a ognl expression:
> ${ognl:mySessionWrapper.hashcode()}
> I included t5 contrib and components and ognl 2.6.9 jars
> before running application. ${ognl:mySessionWrapper} works
> fine though..
>
>
> -----------------
> SEVERE: Processing of request failed with uncaught
> exception: Render queue error in
> Expansion[OgnlBinding[mySessionWrapper.hashcode()]]: Method
> "hashcode" failed for object
> [EMAIL PROTECTED]
> org.apache.tapestry.internal.services.RenderQueueException:
> Render queue error in
> Expansion[OgnlBinding[mySessionWrapper.hashcode()]]: Method
> "hashcode" failed for object
> [EMAIL PROTECTED] [at
> classpath:com/myc/tapestry/components/_welcome.tml, line 2,
> column 116]
> at
> org.apache.tapestry.internal.services.RenderQueueImpl.run(RenderQueueImpl.java:75)
> at
> org.apache.tapestry.internal.services.PageRenderQueueImpl.render(PageRenderQueueImpl.java:84)
> ---------------
>
> Thanks in advance,
> Hari
>
> --- On Fri, 5/16/08, Toby Hobson
> <[EMAIL PROTECTED]> wrote:
>
> > From: Toby Hobson <[EMAIL PROTECTED]>
> > Subject: Re: how to use ognl in tapestry 5
> > To: "Tapestry users"
> <users@tapestry.apache.org>
> > Date: Friday, May 16, 2008, 8:32 PM
> > Tapestry 5 does not use ognl by default, there is a
> long
> > running discussion on this list about this. T5 uses
> the
> > "prop:" binding which will look for a
> property on
> > your page or component class which must be either a
> javabean
> > property or a no-arguments method. So it is not
> possible to
> > call a method with arguments (or do other ognl stuff)
> from
> > a template.
> >
> > HOWEVER ... there is an ognl extension available for
> > Tapestry, see
> > http://code.google.com/p/tapestry5-components/
> >
> > I hope this helps
> >
> > Toby
> >
> > ----- Original Message ----
> > From: hari ks <[EMAIL PROTECTED]>
> > To: users@tapestry.apache.org
> > Sent: Friday, 16 May, 2008 3:30:32 PM
> > Subject: how to use ognl in tapestry 5
> >
> > hi,
> >
> > How to use ognl expression with methods arguments
> in
> > tapestry 5? ( like inside <t:if > component).
> > In tapestry 4 I had used
> > ognl:myObj.callMyMeth('arg1')..
> >
> > I got following exception while trying to call method
> :
> > Could not convert
> >
> 'prop:mySessionWrapper.getAttribute('adminUserName')'
> > into a component parameter binding: Class
> > com.myc.tapestry.mdl.MySessionWrapper does not contain
> a
> > property named
> > 'getAttribute('adminUserName')'
> (within
> > property expression
> >
> 'mySessionWrapper.getAttribute('adminUserName')').
> > Available properties: class.
> >
> >
> > Thanks in advance,
> > Hari.
> >
> >
> >
> >
> >
> >
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>
>
>
>
>
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