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From vineet semwal <vineetsemwa...@gmail.com>
Subject Re: Unknown tag name with Wicket namespace: 'panel'
Date Tue, 14 May 2013 13:28:47 GMT
also why is well known tagnames getting registered and why are not they
just kept at start itself,they are just strings ,registering only makes
sense for the new tags in my opinion..


On Tue, May 14, 2013 at 6:45 PM, vineet semwal <vineetsemwal82@gmail.com>wrote:

> Martin,
> thanks for the explanation,you are right ! ,i just tested that static
> block doesn't get executed .. but i could never reproduce  Andy's problem
> ..,
> i also checked and noticed that WicketTagIdentifier is registering the
> "panel" tagname  so i don't know what is registering it but it's getting
> registered ,i tried looking a bit at code but could not find it ..
>
>
> On Tue, May 14, 2013 at 5:18 PM, Martin Grigorov <mgrigorov@apache.org>wrote:
>
>> On Tue, May 14, 2013 at 9:51 AM, Martin Grigorov <mgrigorov@apache.org
>> >wrote:
>>
>> > Hi Vineet,
>> >
>> >
>> > On Mon, May 13, 2013 at 11:09 PM, vineet semwal <
>> vineetsemwal82@gmail.com>wrote:
>> >
>> >> hi martin,
>> >> that static block need not be copied to make it work,since it's a
>> static
>> >> block, it will get executed when the Panel class gets loaded,
>> >> the Panel class will get loaded by  PanelMarkupSourcingStrategy itself
>> >>
>> >
>> > You are correct.
>> > I have no idea why it failed for Andy the first time.
>> >
>>
>> Now I realize what happens.
>> The usage of Panel.PANEL is inlined in PanelMarkupSourcingStrategy at
>> compile time, i.e. its String value is put in the place of the constant.
>> That's why it doesn't trigger the static initializer.
>>
>>
>> >
>> >
>> >> since it's referring a constant of panel . yes but i agree not a very
>> nice
>> >> code flow  so should be improved ,i always used to think they are doing
>> >> this in a very weird way :-)
>> >>
>> >>
>> >> On Tue, May 14, 2013 at 1:48 AM, Martin Grigorov <mgrigorov@apache.org
>> >> >wrote:
>> >>
>> >> > Hi,
>> >> >
>> >> >
>> >> > On Mon, May 13, 2013 at 10:02 PM, Paul Bors <paul@bors.ws> wrote:
>> >> >
>> >> > > Get rid of your newMarkupSourcingStrategy() override and place
the
>> >> HTML
>> >> > > right next to the Java source code and you'll be fine.
>> >> > >
>> >> >
>> >> > This will not work because usually Link component has no its own
>> markup
>> >> > file.
>> >> >
>> >> > See Panel.java. It has:
>> >> >
>> >> > static
>> >> > {
>> >> > // register "wicket:panel"
>> >> >  WicketTagIdentifier.registerWellKnownTagName(PANEL);
>> >> > }
>> >> >
>> >> > Just add this to your class and it should work.
>> >> >
>> >> > I think this is a bug in Wicket though - this piece of code should
be
>> >> > executed by PanelMarkupSourcingStrategy, not by Panel itself.
>> >> >
>> >> > Feel free to file a bug report.
>> >> >
>> >> >
>> >> > >
>> >> > > If you do not like the default location of the HTML next to your
>> Java
>> >> > > classes, then read Chapter 4 of the Wicket user guide you can
get
>> for
>> >> > free
>> >> > > from wicket's website at:
>> >> > > http://wicket.apache.org/learn/books/
>> >> > >
>> >> > > ~ Thank you,
>> >> > >   Paul Bors
>> >> > >
>> >> > > -----Original Message-----
>> >> > > From: Andy Van Den Heuvel [mailto:andy.vandenheuvel@gmail.com]
>> >> > > Sent: Monday, May 13, 2013 2:04 PM
>> >> > > To: users@wicket.apache.org
>> >> > > Subject: Unknown tag name with Wicket namespace: 'panel'
>> >> > >
>> >> > > I get an exception and it's not very clear to me what I'm doing
>> wrong.
>> >> > >
>> >> > > This is the exception:
>> >> > > Last cause: Unknown tag name with Wicket namespace: 'panel'. Might
>> be
>> >> you
>> >> > > haven't installed the appropriate resolver? '<wicket:panel>'
(line
>> 3,
>> >> > > column
>> >> > > 2)
>> >> > >
>> >> > > I'm trying to override the markupSourcingStrategy because i want
>> this
>> >> > class
>> >> > > to have it's own html file. Anybody an idea? I use wicket-core
>> 6.7.0.
>> >> > >
>> >> > >
>> >> > > This is my java file:
>> >> > > public class ExtBookMarkablePageLink<T> extends
>> >> BookmarkablePageLink<T> {
>> >> > >
>> >> > > private final Component label;
>> >> > >  public <C extends Page> ExtBookMarkablePageLink(String
id,
>> Class<C>
>> >> > > pageClass) {
>> >> > > this(id, pageClass, new PageParameters()); }  public <C extends
>> Page>
>> >> > > ExtBookMarkablePageLink(String id, Class<C> pageClass, final
>> >> > PageParameters
>> >> > > parameters) { super(id, pageClass, parameters); add(label =
>> >> > > newLabel("label")); }
>> >> > >     protected Component newLabel(final String markupId) {
>> >> > >         return new Label(markupId, new
>> >> > > Model<String>("")).setRenderBodyOnly(true);
>> >> > >     }
>> >> > >
>> >> > > @Override
>> >> > > protected IMarkupSourcingStrategy newMarkupSourcingStrategy()
{
>> return
>> >> > new
>> >> > > PanelMarkupSourcingStrategy(true);
>> >> > > }
>> >> > >
>> >> > >     public ExtBookMarkablePageLink<T> setLabel(IModel<?>
label) {
>> >> > >         this.label.setDefaultModel(label);
>> >> > >         return this;
>> >> > >     }
>> >> > >
>> >> > > }
>> >> > >
>> >> > > and this my html file:
>> >> > > <!doctype html>
>> >> > > <html xmlns:wicket="http://wicket.apache.org">
>> >> > > <wicket:panel>
>> >> > >   <span wicket:id="label"></span>
>> >> > >   </wicket:panel>
>> >> > > </html>
>> >> > >
>> >> > >
>> >> > >
>> ---------------------------------------------------------------------
>> >> > > To unsubscribe, e-mail: users-unsubscribe@wicket.apache.org
>> >> > > For additional commands, e-mail: users-help@wicket.apache.org
>> >> > >
>> >> > >
>> >> >
>> >> >
>> >> > --
>> >> > Martin Grigorov
>> >> > Wicket Training & Consulting
>> >> > http://jWeekend.com <http://jweekend.com/>
>> >> >
>> >>
>> >>
>> >>
>> >> --
>> >> regards,
>> >>
>> >> Vineet Semwal
>> >>
>> >
>> >
>> >
>> > --
>> > Martin Grigorov
>> > Wicket Training & Consulting
>> > http://jWeekend.com <http://jweekend.com/>
>> >
>>
>>
>>
>> --
>> Martin Grigorov
>> Wicket Training & Consulting
>> http://jWeekend.com <http://jweekend.com/>
>>
>
>
>
> --
> regards,
>
> Vineet Semwal
>



-- 
regards,

Vineet Semwal

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