Things seem to work ok now. Thanks !
Ari S.
----- Original Message -----
From: "Juergen Donnerstag" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent: Thursday, February 16, 2006 2:22 PM
Subject: Re: [Wicket-develop] NullpointerException in Markup.findComponentIndex
Thats correct in case the markup is not from the Page. I'll commit the change
Juergen
On 2/16/06, Iulian-Corneliu Costan <[EMAIL PROTECTED]> wrote:
i have the same issue, the problem seems to be in
Component.initializeMarkupStream, this time in my case,
relativePath variable contains extra " :" prefix.
iulian
On 2/16/06, Ari Suutari <[EMAIL PROTECTED]> wrote:
> Hi,
>
> Well, the behaviour is different now. No NullPointerException, but instead
I get "Unable to determine
> markup for component ..."
>
> I have now written a simple example that demonstrates the problem, so it
should be easier
> to recreate it. It is available at
http://www.suutari.iki.fi/downloads/markupproblem.zip
>
> It looks like use of <wicket:extend> tag is not enough to cause the
problem, but
> it starts to occur when base panel has some markup that wraps the derived
> child panel.
>
> Ari S.
>
>
> ----- Original Message -----
> From: "Johan Compagner" <[EMAIL PROTECTED]>
> To: < [email protected]>
> Sent: Wednesday, February 15, 2006 11:47 PM
> Subject: Re: [Wicket-develop] NullpointerException in
Markup.findComponentIndex
>
>
> should be fixed now. I do a instanceof check so that the right method is
> being called.
>
>
> On 2/15/06, Ari Suutari <[EMAIL PROTECTED]> wrote:
> >
> > Hi,
> >
> > I'm afraid that the fix doesn't work. The loop at Markup constructor
> >
> > this.markup = new ArrayList();
> > for (int i=0; i < markupElements.size(); i++)
> > {
> >
addMarkupElement((MarkupElement)markupElements.get(i));
> > }
> >
> > This ends up calling wrong addMarkupElement (ie. the one which takes
> > MarkupElement as
> > parameter). The other one accepts ComponentTag as parameter. The
problem
> > is that the called
> > method does not create the componentMap, only the one with ComponentTag
> > parameter does.
> >
> > Ari S.
> >
> > ----- Original Message -----
> > From: "Juergen Donnerstag" <[EMAIL PROTECTED]>
> > To: < [email protected]>
> > Sent: Wednesday, February 15, 2006 1:13 PM
> > Subject: Re: [Wicket-develop] NullpointerException in
> > Markup.findComponentIndex
> >
> >
> > > fixed
> > >
> > > On 2/15/06, Juergen Donnerstag <[EMAIL PROTECTED]> wrote:
> > >> I think Ari is right. Igor mentioned that problem yesterday as well
> > >> and I couldnt figure out what the problem was. But what Ari says
makes
> > >> perfect sense.
> > >>
> > >> Juergen
> > >>
> > >> On 2/15/06, Johan Compagner < [EMAIL PROTECTED]> wrote:
> > >> > i can add a null check there but i don't know if that really fixes
> > the root
> > >> > of the problem
> > >> > (why that map is not filled)
> > >> >
> > >> > would be nice to have a small example demonstrating this.
> > >> >
> > >> >
> > >> > johan
> > >> >
> > >> >
> > >> > On 2/15/06, Ari Suutari <[EMAIL PROTECTED]> wrote:
> > >> > > Hi,
> > >> > >
> > >> > > Yes, a markup like this
> > >> > >
> > >> > > <span wicket:id="linjat">
> > >> > > <tr>
> > >> > > <td>
> > >> > > <span wicket:id="linja1"></span>
> > >> > > </td>
> > >> > > </tr>
> > >> > > </span>
> > >> > >
> > >> > > when put into a panel, which uses <wicket:extend> doesn't work
> > >> > > when "linjat" is rendered via AjaxRequestTarget. "linjat" is e
> > >> > WebMarkupContainer
> > >> > > and "linja1" is a label.
> > >> > >
> > >> > > Ari S.
> > >> > >
> > >> > > ----- Original Message -----
> > >> > > From: "Johan Compagner" < [EMAIL PROTECTED]>
> > >> > > To: < [email protected]>
> > >> > > Sent: Wednesday, February 15, 2006 10:55 AM
> > >> > > Subject: Re: [Wicket-develop] NullpointerException in
> > >> > Markup.findComponentIndex
> > >> > >
> > >> > >
> > >> > > thats strange. Does that markup doesn't have any wicket
components?
> > >> > >
> > >> > > johan
> > >> > >
> > >> > >
> > >> > > On 2/15/06, Ari Suutari <[EMAIL PROTECTED] > wrote:
> > >> > > >
> > >> > > > Hi,
> > >> > > >
> > >> > > > I have been trying to track what causes following exception in
> > some of
> > >> > our
> > >> > > > wicket pages
> > >> > > > using ajax stuff:
> > >> > > >
> > >> > > > java.lang.NullPointerException
> > >> > > > at
> > >> >
wicket.markup.Markup.findComponentIndex(Markup.java:271)
> > >> > > > at
> > >> >
wicket.markup.MarkupStream.findComponentIndex(MarkupStream.java
> > >> > :444)
> > >> > > > at
> > >> >
wicket.Component.initializeMarkupStream(Component.java:2757)
> > >> > > > at wicket.Component.doRender(Component.java:697)
> > >> > > > at
> > >> >
wicket.ajax.AjaxRequestTarget.respondComponent(AjaxRequestTarget.java
> > >> > > > :187)
> > >> > > > at
> > >> > wicket.ajax.AjaxRequestTarget.respond
(AjaxRequestTarget.java:135)
> > >> > > >
> > >> > > > (I'm running against today's cvs version)
> > >> > > >
> > >> > > > It looks like the componentMap member of Markup instance is
null.
> > >> > > > Now I'm just guessing, but could it be that when Markup is
> > constructed
> > >> > > > via the "copy" constructor:
> > >> > > >
> > >> > > > Markup(final Markup markup, final List markupElements)
> > >> > > >
> > >> > > > Then the componentMap is not initialized ? At least this
> > constructor
> > >> > > > is called on pages that do not work.
> > >> > > >
> > >> > > > Ari S.
> > >> > > >
> > >> > > >
> > >> > > >
> > >> > > >
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