Point taken....no biggie.
On 6/1/06, Matej Knopp <[EMAIL PROTECTED]> wrote:
But getObject() can't work if you have a property model. It will only
work with simple models.
-Matej
Vincent Jenks wrote:
> That wasn't my point, really. I'm not saying null doesn't work...I'm
> just talking purely about elegance here...getObject() is sexier ;)
>
> It also "just makes sense" to the user.
>
> What can I say...I'm picky.
>
> On 6/1/06, Igor Vaynberg <[EMAIL PROTECTED]> wrote:
>> pass in the component that is accessing the model - that is whatever
>> component is calling getObject
>>
>> -Igor
>>
>>
>>
>> On 6/1/06, Vincent Jenks < [EMAIL PROTECTED]> wrote:
>> > Agreed, the solution was absurdly simple....I was just entirely unsure
>> > what to pass for the arg....null seems very counter-intuitive to the
>> > framework *user*.
>> >
>> > On 6/1/06, Rüdiger Schulz <[EMAIL PROTECTED]> wrote:
>> > > Enhanced JavaDoc for IModel would be very useful. When I started with
>> > > Wicket, this took quite some time for me to grasp. After that, a lot
>> > > of problems I had where suddenly easy to solve :)
>> > >
>> > > --
>> > > greetings from Berlin,
>> > >
>> > > Rüdiger Schulz
>> > >
>> > >
>> > > Matej Knopp wrote on 01.06.2006 at 18:46:
>> > >
>> > > > Plus those methods are redundant. It would just clutter the
>> interface.
>> > > > The contract is well defined. Maybe javadoc of get/setModelObject
>> should
>> > > > be improved a little and state explicitly what the argument is
>> and how
>> > > > it is used?
>> > >
>> > > > -Matej
>> > >
>> > > > Igor Vaynberg wrote:
>> > > >> and what should that paremeterless override pass in to the
>> > > >> getObject(Component c)? null? that will work, but will break
>> down if
>> you
>> > > >> have a compound model - and more often then not you do.
>> > > >>
>> > > >> so i dont know if this is such a good thing
>> > > >>
>> > > >> -Igor
>> > > >>
>> > > >>
>> > > >> On 6/1/06, *Aaron Hiniker* <[EMAIL PROTECTED] <mailto:
>> [EMAIL PROTECTED]>>
>> > > >> wrote:
>> > > >>
>> > > >> +1
>> > > >>
>> > > >>
>> > > >> On Wed, 2006-05-31 at 20:47 -0600, VGJ wrote:
>> > > >>> I might just be nit-picking here...but it might be nice to
>> have
>> a
>> > > >>> parameter-less override of getObject....just for
>> prettiness ;)
>> It
>> > > >>> might be more intuitive for the first-time user as well? It
>> would
>> > > >>> be more apparent, IMO, if you could just call
>> model.getObject()
>> > > >>>
>> > > >>> Just a thought...
>> > > >>>
>> > > >>> On Wed, 2006-05-31 at 22:35 +0200, Matej Knopp wrote:
>> > > >>>> :) Yeah, getObject is a little confusing at the
>> beginning. The
>> parameter
>> > > >>>> is mostly used in compound models
>> > > >>>> (CompoundPropertyModel) where the
>> > > >>>> model is shared between multiple components to determine
>> which
>> component
>> > > >>>> is setting/getting the value.
>> > > >>>>
>> > > >>>> -Matej
>> > > >>>>
>> > > >>>> Vincent Jenks wrote:
>> > > >>>> > Excellent, that's perfect. The part I was unsure about
>> was
>> what to
>> > > >>>> > pass for the arguement for getObject()....
>> > > >>>> >
>> > > >>>> > Thanks Matej!
>> > > >>>> >
>> > > >>>> > On 5/31/06, Matej Knopp < [EMAIL PROTECTED]
>> > > >>>> <mailto:[EMAIL PROTECTED]>> wrote:
>> > > >>>> >> Suppose you have
>> > > >>>> >> IModel model = new LoadableDetachableModel() { ...
>> > > >>>> >>
>> > > >>>> >> you can get the model any time:
>> > > >>>> >> List<Item> myItems = (List<Item>) model.getObject(null).
>> > > >>>> >>
>> > > >>>> >> First time you call getObject the model is attached
>> (list is
>> loaded).
>> > > >>>> >> Until it's detached, getObject(null) will always
>> return the
>> loaded list.
>> > > >>>> >>
>> > > >>>> >> -Matej
>> > > >>>> >>
>> > > >>>> >> Vincent Jenks wrote:
>> > > >>>> >> > If I were just displaying the lists in a ListView
>> that'd
>> be fine,
>> > > >>>> >> > however I'm not using it that way.
>> > > >>>> >> >
>> > > >>>> >> > Suppose myDetachedModel is being displayed in a
>> ListView
>> and on each
>> > > >>>> >> > iteration, I'm grabbing a value from the database
>> (here's
>> where I need
>> > > >>>> >> > another detachable model) and doing calculations
>> against
>> it - for each
>> > > >>>> >> > iteration in the ListView loop.
>> > > >>>> >> >
>> > > >>>> >> > In other words, I just need access to the raw object
>> data
>> in it's real
>> > > >>>> >> > data-type after I've loaded it into a detachable
>> model -
>> my question
>> > > >>>> >> > is simply that, how do I get it back to its original
>> type.
>> > > >>>> >> >
>> > > >>>> >> > On 5/31/06, Matej Knopp <[EMAIL PROTECTED]
>> > > >>>> <mailto:[EMAIL PROTECTED]>> wrote:
>> > > >>>> >> >> I'm not sure I understand you but you load the
>> collections separately?
>> > > >>>> >> >> Can't you just do something like this?
>> > > >>>> >> >>
>> > > >>>> >> >> class MyPage extends Page {
>> > > >>>> >> >> public MyPage() {
>> > > >>>> >> >> IModel m1 = new LoadableDetachableModel() {
>> > > >>>> >> >> Object load() {
>> > > >>>> >> >> return [load collection 1];
>> > > >>>> >> >> }
>> > > >>>> >> >> }
>> > > >>>> >> >> add(new ListView("l1", m1) {
>> > > >>>> >> >> ...
>> > > >>>> >> >> });
>> > > >>>> >> >>
>> > > >>>> >> >> IModel m2 = new LoadableDetachableModel() {
>> > > >>>> >> >> Object load() {
>> > > >>>> >> >> return [load collection 2];
>> > > >>>> >> >> }
>> > > >>>> >> >> }
>> > > >>>> >> >> add(new ListView("l2", m2) {
>> > > >>>> >> >> ...
>> > > >>>> >> >> });
>> > > >>>> >> >>
>> > > >>>> >> >> }
>> > > >>>> >> >> }
>> > > >>>> >> >>
>> > > >>>> >> >> Matej
>> > > >>>> >> >>
>> > > >>>> >> >> Vincent Jenks wrote:
>> > > >>>> >> >> > I've got a page where I need to call data from the
>> EntityManger
>> > > >>>> >> (EJB3)
>> > > >>>> >> >> > several times in a single page....which means I'd
>> need
>> to have
>> > > >>>> >> several
>> > > >>>> >> >> > detached-models in the page.
>> > > >>>> >> >> >
>> > > >>>> >> >> > Once I put these objects and/or collections of
>> objects
>> into a
>> > > >>>> >> >> > detachable model, what's the best way to cast
>> them back
>> out to their
>> > > >>>> >> >> > original types?
>> > > >>>> >> >> >
>> > > >>>> >> >> > It seems like a silly question but I'm having
>> trouble
>> w/ it. If I
>> > > >>>> >> >> > only had one detached model I realize I could use
>> setModel(...) and
>> > > >>>> >> >> > grab it w/ getModelObject() - but I've got 3-4
>> collections and they
>> > > >>>> >> >> > can't all be the page model, can they?
>> > > >>>> >> >> >
>> > > >>>> >> >> > Thanks!
>> > > >>>> >> >> >
>> > > >>>> >> >> >
>> > > >>>> >> >> >
>> > > >>>>
>> -------------------------------------------------------
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>> > > >>>> >> >>
>> > > >>>> >>
>> > > >>>>
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>> > > >>>>
>> > > >>>>
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>>
>> > > >>>> >> >> >
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>> > > >>>>
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>> > > >>>> >> > Fully trained technicians. The highest number of Red
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>> > > >>>>
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>> > > >>>>
>> > > >>>> <
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>> > > >>>> >>
>> _______________________________________________
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>> -------------------------------------------------------
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>> and Risk!
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>> >
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>> and Risk!
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>
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