Re: users, please give us your opinion: what is your take on generics with Wicket

2008-08-13 Thread ronaldtm
1) Generifying* Wicket [X] Can best be done in a limited fashion, where we only generify IModel but not components. I care more about what generifying can do for API clarity (declaring a component to only accept certain models for instance) than static type checking. 2) How strongly do you

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-08-03 Thread John Patterson
Just started using the half-way approach and I really miss the type safety of generified Component. 1) Generifying* Wicket [X] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved static type checking generified

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-07-28 Thread Ricky
Menu is a good idea! I worked on this piece a little bit, (Took some cues from Swing menu component), but i hit a dead end with keeping markup consistent. Probably because i dont know wicket well enough; But i am pretty sure it will be a good add on!. Rick On Thu, Jun 5, 2008 at 2:36 AM, [EMAIL

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-07-25 Thread jpswain
1) Generifying* Wicket [X ] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved static type checking generified models and components give Wicket. 2) How strongly do you feel about your choice above? [X ]

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-07-20 Thread Andras Hatvani
Hello, my answers to the questions: 1) Generifying* Wicket [X ] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved static type checking generified models and components give Wicket. 2) How strongly do you feel

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-18 Thread Ari M
Ditto Taranenko's reply. Static type checking is a real boon, and users should remember that using a generified framework is much easier than actually generifying the framework. Once the framework is properly generified, using it is typically quite easy, and clarity is significantly improved.

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-17 Thread Taranenko
Hi *, My point of view, static type checking is more important as API cleareness. In any case using modern IDE make more help in this area. Some exercises in also useful for programmers (but not coders though :). Wicket was born as a framework for the qualified programmers. I think no reason

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-12 Thread Jon Laidler
Eelco Hillenius wrote: Hi all, We have had several threads in this and the dev list, and some discussions in the public on how to incorporate generics in Wicket. I'd like to use this thread to gather the opinions of as many regular Wicket users as we can. Please help us get an

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-11 Thread Philip A. Chapman
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 I vote the same way. with almost the exact same sentiments. Wouter de Vaal wrote: 1) Generifying* Wicket [x] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-09 Thread Daniel Walmsley
1) Generifying* Wicket [X] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved static type checking generified models and components give Wicket. 2) How strongly do you feel about your choice above? [X] Whatever

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-09 Thread Peter Ertl
Strong typing is my friend. Refactoring is my friend. The stronger and clearer we make typing throughout Wicket the happier I'll be. Code is written once and maintained a hundred thousand times. I'd always trade verbosity for maintainability. +1 for that --- very nice said! I totally

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-09 Thread Stefan Lindner
Strong typing is my friend. Refactoring is my friend. The stronger and clearer we make typing throughout Wicket the happier I'll be. Code is written once and maintained a hundred thousand times. I'd always trade verbosity for maintainability. Yes! Good summary! Stefan

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-07 Thread Ivo van Dongen
1) Generifying* Wicket [ X ] Can best be done in a limited fashion, where we only generify IModel but not components. I care more about what generifying can do for API clarity (declaring a component to only accept certain models for instance) than static type checking. 2) How strongly do

RE: users, please give us your opinion: what is your take on generics with Wicket

2008-06-07 Thread xiefei
[X] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved static type checking generified models and components give Wicket. I am just a little annoyed when a component not having a model causes generics

RE: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread dvd
The way 1.3 works currently has been fine with me and any type mismatch in programming error usually result in crash with obvious location of error and easily fixed. So to me, it is optional and not very important. Switching to java 5 does not mean wicket must include generics, there are many

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Johan Compagner
like matej already told you There is no default slot or field.. A component with no model doesnt have a a slot what so ever. johan On Wed, Jun 4, 2008 at 11:34 PM, Igor Vaynberg [EMAIL PROTECTED] wrote: like i said, i dont mind removing the default slot if we add nice automatic detachment

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Igor Vaynberg
i didnt mean the memory slot, i ment the actual default model each component can have. if i can write something like this: add(new webmarkupcontainer(foo) { private imodelperson model; protected void isvisible() { return model.getobject()!=null; }); then i am perfectly happy. notice how

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread pkcinna
[x] Should be avoided, I prefer the way 1.3 works. Because sometimes I still run into web servers like websphere 5.x that still depend on jdk 1.4 (also some tomcat 5.5 hosting sites). The beauty of Wicket is its simplicity and adding generics doesn't seem be worth the cost. I like generics

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Johan Compagner
For that we have 1.3 1.4 will be java 5 On 6/5/08, pkcinna [EMAIL PROTECTED] wrote: [x] Should be avoided, I prefer the way 1.3 works. Because sometimes I still run into web servers like websphere 5.x that still depend on jdk 1.4 (also some tomcat 5.5 hosting sites). The beauty of Wicket

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread James Carman
This might also screw up stuff like CompoundPropertyModel, no? We discussed this a bit on ##wicket. On Thu, Jun 5, 2008 at 11:44 AM, Igor Vaynberg [EMAIL PROTECTED] wrote: i didnt mean the memory slot, i ment the actual default model each component can have. if i can write something like this:

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Igor Vaynberg
yes. thats what i meant by wrapping. when/if we evaluate this we can obviously put more thought into what it will effect and how to make it all work. right now it was just a two minute idea i had, and it may yet forever stay that way. -igor On Thu, Jun 5, 2008 at 10:16 AM, James Carman [EMAIL

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread James Carman
Personally, I find CompoundPropertyModel too magicy for my tastes anyway. Yes, it's very convenient to just use property names for component ids and it all just works out fine, but that can sometimes be difficult to understand from a new person's perspective. When learning a technology, I don't

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Eelco Hillenius
There are plenty of cases where there isn't much risk and where using CompoundPropertyModels is just convenient and leads to nicer readable (imho) code. I use those models quite a bit, and I like them. I use plenty of other (custom LDMs mainly) as well though. Eelco On Thu, Jun 5, 2008 at 10:29

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Eelco Hillenius
On Thu, Jun 5, 2008 at 10:20 AM, Igor Vaynberg [EMAIL PROTECTED] wrote: yes. thats what i meant by wrapping. when/if we evaluate this we can obviously put more thought into what it will effect and how to make it all work. right now it was just a two minute idea i had, and it may yet forever

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread James Carman
On Thu, Jun 5, 2008 at 1:45 PM, Eelco Hillenius [EMAIL PROTECTED] wrote: On Thu, Jun 5, 2008 at 10:20 AM, Igor Vaynberg [EMAIL PROTECTED] wrote: yes. thats what i meant by wrapping. when/if we evaluate this we can obviously put more thought into what it will effect and how to make it all work.

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Eelco Hillenius
Right, we need to figure out what we're going to do for 1.4. Have we decided on that? It seems like a lot of folks like the idea of making the model methods non-final on Component, thereby allowing components to type themselves by overriding them (using JDK5 covariant return types) when it

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Johan Compagner
next week a good rest? next week i dont have much rest.. I am on vacation! Bern, Switzerland! johan On Thu, Jun 5, 2008 at 8:05 PM, Eelco Hillenius [EMAIL PROTECTED] wrote: Right, we need to figure out what we're going to do for 1.4. Have we decided on that? It seems like a lot of folks

RE: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Stefan Lindner
Johan Compagner wrote next week i dont have much rest.. I am on vacation! Bern, Switzerland! You are visiting an EM match? That's not a rest? :-) - To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail:

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-05 Thread Tsutomu Yano
On 2008/06/02, at 5:44, Eelco Hillenius wrote: 1) Generifying* Wicket [X] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved static type checking generified models and components give Wicket. For me, the most

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
On Tue, Jun 3, 2008 at 10:37 PM, Igor Vaynberg [EMAIL PROTECTED] wrote: i think we should have qualified this rfi with a requirement that responders use 1.4 on a non-trivial project...these things only become apparent from real-world day-to-day usage. anything else is pretty much speculation.

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Igor Vaynberg
On Tue, Jun 3, 2008 at 11:30 PM, Eelco Hillenius [EMAIL PROTECTED] wrote: On Tue, Jun 3, 2008 at 10:37 PM, Igor Vaynberg [EMAIL PROTECTED] wrote: i think we should have qualified this rfi with a requirement that responders use 1.4 on a non-trivial project...these things only become apparent

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Jan Kriesten
i was of the generify component and model mind while i was generifying the framework, but after coding against it i began to see some of the ugliness and now my mind is almost changed. yep, day to day usage is the main point. i came to that conclusion as well when i was trying to migrate

RE: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Stefan Lindner
Igor Vaynberg wrote i am wondering how many of the keep as is in trunk votes came from people who only imagined what their code would look like and havent actually hit the numerous pain points those of us who did code gainst it hit. I'm one of the keep as is in trunk users and I use 1.4 trunk

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
it all depends, on how and what you're developing. Yeah. I actually use less and less models in the regular way nowadays. I use plenty of panels (the app I work on hardly uses separate pages) that nest other panels in them (typically detail views or dialogs) that reuse models of the parent. But

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Johan Compagner
i think the only real other way is what is already possible Just dont keep references to the Component (just add them to there parents) and keep references to the models of those components. and work with models only johan On Wed, Jun 4, 2008 at 10:24 AM, Eelco Hillenius [EMAIL PROTECTED]

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread James Carman
On Wed, Jun 4, 2008 at 4:24 AM, Eelco Hillenius [EMAIL PROTECTED] wrote: it all depends, on how and what you're developing. Yeah. I actually use less and less models in the regular way nowadays. I use plenty of panels (the app I work on hardly uses separate pages) that nest other panels in

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Matej Knopp
There are also implementation issues that need to be considered. Currently the model is stored in a way that it doesn't take any place when not used. Having multiple models is rare, however, having one model that can (but doesn't have to) be used is more common imho. Wicket is kinda optimized for

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Johan Compagner
soo interface IModelComponentT { public IModelT getModel() } and remove getModel/getModelObject methods from component itself? But then everybody that does use models have to implement it.. On Wed, Jun 4, 2008 at 12:37 PM, James Carman [EMAIL PROTECTED] wrote: On Wed, Jun 4, 2008 at

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Matej Knopp
I don't really think this is the right discussion we should be having now :) Maybe 1.5 would be the right release for changes like that (if they are justified, which i'm not really convinced it is. Anyway, as I said before, storing (single) model in component has no overhead, so I don't really see

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Igor Vaynberg
why even have an interface? just detach all imodel fields via reflection! -igor On Wed, Jun 4, 2008 at 3:37 AM, James Carman [EMAIL PROTECTED] wrote: On Wed, Jun 4, 2008 at 4:24 AM, Eelco Hillenius [EMAIL PROTECTED] wrote: it all depends, on how and what you're developing. Yeah. I actually

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Johan Compagner
and if i store it in metadata ;) On Wed, Jun 4, 2008 at 5:16 PM, Igor Vaynberg [EMAIL PROTECTED] wrote: why even have an interface? just detach all imodel fields via reflection! -igor On Wed, Jun 4, 2008 at 3:37 AM, James Carman [EMAIL PROTECTED] wrote: On Wed, Jun 4, 2008 at 4:24 AM,

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread John Patterson
Eelco Hillenius wrote: et an idea of what you think. 1) Generifying* Wicket [ x] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved static type checking generified models and components give Wicket.

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Igor Vaynberg
you still have ondetach()...but for convinience we can automatically detach any imodel fields, i actually wanted to do this for a while... -igor On Wed, Jun 4, 2008 at 8:43 AM, Johan Compagner [EMAIL PROTECTED] wrote: and if i store it in metadata ;) On Wed, Jun 4, 2008 at 5:16 PM, Igor

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
Having multiple models is rare, however, having one model that can (but doesn't have to) be used is more common imho. Not that rare if I look at my code, especially if you take panels and fragments into account. I have plenty of places where I use two or three models. Wicket is kinda

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Matej Knopp
I was talking about the model slot. If you don't have a model in component it doesn't cost you anything. -Matej On Wed, Jun 4, 2008 at 6:49 PM, Eelco Hillenius [EMAIL PROTECTED] wrote: Having multiple models is rare, however, having one model that can (but doesn't have to) be used is more

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
On Wed, Jun 4, 2008 at 9:43 AM, Igor Vaynberg [EMAIL PROTECTED] wrote: you still have ondetach()...but for convinience we can automatically detach any imodel fields, i actually wanted to do this for a while... I tried to write this two days ago, but wasn't able to pull it off... I wrote an

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
On Wed, Jun 4, 2008 at 9:52 AM, Matej Knopp [EMAIL PROTECTED] wrote: I was talking about the model slot. If you don't have a model in component it doesn't cost you anything. The cost in this case is the fact that having the model slot, even when not used, results in the assumption that a

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Martijn Dashorst
but IModel implementations can have Imodels inside too And the LDM doesn't play wel with detach unfortunately as it keeps an attached boolean that prevents the detach from entering the nested IModel Martijn On Wed, Jun 4, 2008 at 6:43 PM, Igor Vaynberg [EMAIL PROTECTED] wrote: you still have

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
On Wed, Jun 4, 2008 at 10:05 AM, Martijn Dashorst [EMAIL PROTECTED] wrote: but IModel implementations can have Imodels inside too Whether done automatically or by components as we do now, ultimately the calls to detach will be the same, right? Eelco

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Igor Vaynberg
sounds way too complicated to me dude... component.detach() { for (field:fields) { if (imodel.class.isassignablefrom(field.gettype)) { ((imodel)field.get(this)).detach(); } } onDetach(); } with proper caching of the actual fields lookup this should be pretty performant

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Johan Compagner
If besides formcomponent you get links/buttons and so on, then i still think the example i see of verbosity is still there, like dropdownchoice is then generified?? On 6/4/08, Eelco Hillenius [EMAIL PROTECTED] wrote: On Wed, Jun 4, 2008 at 9:43 AM, Igor Vaynberg [EMAIL PROTECTED] wrote: you

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
On Wed, Jun 4, 2008 at 10:10 AM, Igor Vaynberg [EMAIL PROTECTED] wrote: sounds way too complicated to me dude... component.detach() { for (field:fields) { if (imodel.class.isassignablefrom(field.gettype)) { ((imodel)field.get(this)).detach(); } } onDetach(); } with

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Igor Vaynberg
On Wed, Jun 4, 2008 at 10:23 AM, Eelco Hillenius [EMAIL PROTECTED] wrote: On Wed, Jun 4, 2008 at 10:10 AM, Igor Vaynberg [EMAIL PROTECTED] wrote: sounds way too complicated to me dude... component.detach() { for (field:fields) { if (imodel.class.isassignablefrom(field.gettype)) {

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Patrick Angeles
igor.vaynberg wrote: component.detach() { for (field:fields) { if (imodel.class.isassignablefrom(field.gettype)) { ((imodel)field.get(this)).detach(); } } onDetach(); } +1 I'm also for moving getModel()/getModelObject() out of Component and only putting them

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Matej Knopp
We should definitely discuss this after 1.4. -Matej On Wed, Jun 4, 2008 at 7:30 PM, Patrick Angeles [EMAIL PROTECTED] wrote: igor.vaynberg wrote: component.detach() { for (field:fields) { if (imodel.class.isassignablefrom(field.gettype)) {

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Brill Pappin
So it would be no generics or it would be: MyComponentCompoundPropertyModel mycom = new MyComponentCompoundPropertyModel(); and I was saying that the suppress *should not* be in the API because people need the ability to control that sort of thing at their own code level, which should address

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Brill Pappin
Opinion, not statement :) But i get where your coming from. - Brill On Tue, Jun 3, 2008 at 11:29 PM, Igor Vaynberg [EMAIL PROTECTED] wrote: no worries, i wasnt holding my breath. its just that when i make sweeping statements i tend to have something to back them up that other people can

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Brill Pappin
I *have* used the m1 release and although its not yet an RC and there are some issues to work out, it was a breath of fresh air. The biggest problem I had was understanding what kind of type to set things to, but once I sorted that out for a component, it made working with it later much easier.

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Brill Pappin
If the type of component is getting in the way doesn't that mean the problem (non-trivial) component may need to be redesigned? - Brill Pappin On Wed, Jun 4, 2008 at 2:50 AM, Jan Kriesten [EMAIL PROTECTED] wrote: i was of the generify component and model mind while i was generifying the

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Brill Pappin
I agree with that and I think that is *the* key point. If implementing regular language features exposes a flaw, fix the flaw. I'm one of those that would rather have to refactor my code to upgrade to a new major version than try and work around some flaw just to maintain compatibility. - Brill

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Brill Pappin
Thats a pretty major api change (although it looks simple) maybe that should be in the next major release? - Brill On Wed, Jun 4, 2008 at 1:30 PM, Patrick Angeles [EMAIL PROTECTED] wrote: igor.vaynberg wrote: component.detach() { for (field:fields) { if

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Igor Vaynberg
i dont think it exposes anything, or that anything is flawed. the component provides a slot for a default model - it is there totally out of convinience. i think what is flawed here is that we tied the two types via generics. for example, sometimes i want to have a webmarkupcontainer with a model

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
On Wed, Jun 4, 2008 at 11:35 AM, Brill Pappin [EMAIL PROTECTED] wrote: Thats a pretty major api change (although it looks simple) maybe that should be in the next major release? It's something we can consider yeah. We'll have to think it through and get back to the drawing board to see what

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Daniel Frisk
I have to admit I haven't read thru all of this thread, so my answer might be to something else... But here we go: I think we actually do something very similar to this in our system, we automatically detach any instances of jpa-enitities (replacing them with a surrogate with only the

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
I implemented this by hooking in to serialization, just checking each object in ObjectOutputStream.replaceObject and ObjectInputStream.resolveObject. Also had to use my own PageMapEntries to get a suitable hook. Might work as an idea for your implementation perhaps? That's a cool idea for

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
Also, 1.3's default session store serializes on each request, but does not reuse that serialized instance until the back button is used (or if you're doing session replication and come in through another node I guess). It keeps the 'current' page in memory, and reuses that when it can. Eelco

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
On Wed, Jun 4, 2008 at 11:48 AM, Igor Vaynberg [EMAIL PROTECTED] wrote: i dont think it exposes anything, or that anything is flawed. the component provides a slot for a default model - it is there totally out of convinience. i think what is flawed here is that we tied the two types via

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Daniel Frisk
I implemented this by hooking in to serialization, just checking each object in ObjectOutputStream.replaceObject and ObjectInputStream.resolveObject. Also had to use my own PageMapEntries to get a suitable hook. Might work as an idea for your implementation perhaps? That's a cool idea for

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Eelco Hillenius
Well... I haven't actually hooked into the SessionStore but instead have implemented a special PageMapEntry that stores a serialized page with my special serialization (hooked in by overridden getPageMapEntry(...) in my BasePage). The special serialization takes place when the page is put into

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Johan Compagner
not just getModelObject() also the toString variants for rendering and so on The component has to get its data. Ok this isnt the case for Component itself or the containers But for Labels, Links, buttons and all form components it is pretty needed. So the component should be able to access any

RE: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Roland Huss
Brill Pappin wrote: I don't know if you have every done true TDD (most people can't or think they can), but it actually changes your code and the way you write it. Starting with 2 users of your code makes a significant impact on what it looks like in the end. Just out of curiosity: Do

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Sven Meier
A component could add a behavior for each model it wants to use: public class ModelBehavior extends AbstractBehavior { private IModel model; public ModelBehavior(IModel model) { this.model = model; } public void detach(Component component) { this.model.detach(); } } public class

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Igor Vaynberg
like i said, i dont mind removing the default slot if we add nice automatic detachment for fields. -igor On Wed, Jun 4, 2008 at 12:23 PM, Eelco Hillenius [EMAIL PROTECTED] wrote: On Wed, Jun 4, 2008 at 11:48 AM, Igor Vaynberg [EMAIL PROTECTED] wrote: i dont think it exposes anything, or that

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-04 Thread Igor Vaynberg
yuck! :) -igor On Wed, Jun 4, 2008 at 2:29 PM, Sven Meier [EMAIL PROTECTED] wrote: A component could add a behavior for each model it wants to use: public class ModelBehavior extends AbstractBehavior { private IModel model; public ModelBehavior(IModel model) { this.model = model; }

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Johan Compagner
If only... if only we had this construct: class ComponentT default Void { } then all our problems with verbosity would be gone.. TextField tf = new TextField(id) // just default Void Also only declare it once: TextFieldStirng tf = new TextField(id); And both ways type guessing, so

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Marcus Mattila
generics for formcomponents do not make sense, most of the time they can figure out the type by inspecting their model. further, generics did not get rid of the need to specify the type as a constructor argument: new TextFieldInteger(num, Integer.class) Agreed. +1 for NOT generifying

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Stefan Fußenegger
1) Generifying* Wicket [X] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved static type checking generified models and components give Wicket. 2) How strongly do you feel about your choice above? [X] Whatever

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Martin Funk
Johan Compagner wrote: On Mon, Jun 2, 2008 at 9:33 PM, Martin Funk [EMAIL PROTECTED] wrote: Hi Sebastiann, just for clarifying my understanding of the vocabulary: A_HomePage extends WebPage and B_HomePage extends WebPageVoid are both non-generified java classes. No the last one is

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Kent Tong
[x] Can best be done in a limited fashion, where we only generify IModel but not components. [x] Whatever choice ultimately made, I'll happily convert/ start using 1.4 and up. I basically agree to what Igor says on this issue. - -- Kent Tong Wicket tutorials freely available at

RE: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Hoover, William
In java 1.7 it will allow: TextFieldStirng tf = new TextField(id); So, at least one of your wishes will come true ;o) I like the default idea. -Original Message- From: Johan Compagner [mailto:[EMAIL PROTECTED] Sent: Tuesday, June 03, 2008 4:15 AM To: users@wicket.apache.org Subject: Re:

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Gabor Szokoli
Hi, We haven't worked with 1.4 enough to form an opinion, but we'll definitely upgrade to it for the next project. On 6/3/08, Johan Compagner [EMAIL PROTECTED] wrote: If only... if only we had this construct: class ComponentT default Void If only we had type inference :-) Is this any

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Jan Kriesten
If only we had type inference :-) Is this any nicer in scala? in scala you wouldn't have to have the getModel/getModelObject within Component in the first place (you could use mixins for this purpose). --- Jan. - To

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Edmund Urbani
Gabor Szokoli wrote: Hi, We haven't worked with 1.4 enough to form an opinion, but we'll definitely upgrade to it for the next project. On 6/3/08, Johan Compagner [EMAIL PROTECTED] wrote: If only... if only we had this construct: class ComponentT default Void If only we had type

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Gabor Szokoli
On 6/3/08, Jan Kriesten [EMAIL PROTECTED] wrote: If only we had type inference :-) Is this any nicer in scala? in scala you wouldn't have to have the getModel/getModelObject within Component in the first place (you could use mixins for this purpose). I was thinking about using the

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Johan Compagner
really? i still cant find information what will really be 1.7.. On Tue, Jun 3, 2008 at 1:29 PM, Hoover, William [EMAIL PROTECTED] wrote: In java 1.7 it will allow: TextFieldStirng tf = new TextField(id); So, at least one of your wishes will come true ;o) I like the default idea.

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Johan Compagner
Type inference alone will not really help us To kill the verbosity on components that are not used with models we need something like T default Void johan On Tue, Jun 3, 2008 at 1:34 PM, Gabor Szokoli [EMAIL PROTECTED] wrote: Hi, We haven't worked with 1.4 enough to form an opinion, but

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread James Carman
On Tue, Jun 3, 2008 at 8:46 AM, Jan Kriesten [EMAIL PROTECTED] wrote: Hi Gabor, I was thinking about using the existing wicket 1.4 API from scala, if that's any more comfortable. I tried to migrate a bigger project from 1.3 to 1.4 api - and it isn't really more comfortable. It's easier to

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Jan Kriesten
Hi Gabor, I was thinking about using the existing wicket 1.4 API from scala, if that's any more comfortable. I tried to migrate a bigger project from 1.3 to 1.4 api - and it isn't really more comfortable. It's easier to do one or two casts than trying to conform the generics Component

RE: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Hoover, William
Look in the section Laguage Proposals Shorter Instance Creations in: http://blogs.sun.com/dannycoward/resource/Java7Overview_Prague_JUG.pdf Other useful links: http://blogs.sun.com/ahe/resource/java-se-7-EclipseCon-2007.pdf http://puredanger.com/techfiles/java7.pdf -Original Message-

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Jan Kriesten
Hi James, Remember that 1.4 isn't done yet either. Perhaps these are just growing pains that the wicket team is going through (or perhaps it's not). it's not... ;-) No, really, I have invested quite some time to get comfortable with Components + Generics. And I came to the conclusion:

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Jonas
1) Generifying* Wicket [X] Can best be done in a limited fashion, where we only generify IModel but not components. I care more about what generifying can do for API clarity (declaring a component to only accept certain models for instance) than static type checking. 2) How strongly do you feel

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Stefan Simik
I am one of adopters laterst release and I invested much time for upgrading all our projects to 1.4M2 . I think, that generification of Wicket has many positive impacts, but also some negative impact on simplicity and ease of use. I don't see too many advantages of fully typed components - the

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Anders Peterson
Eelco Hillenius wrote: 1) Generifying* Wicket [x] Can best be done like currently in the 1.4 branch, where models [x] Can best be done in a limited fashion, where we only generify Both are acceptable to me 2) How strongly do you feel about your choice above? [x] I definitively

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Ryan McKinley
[ X] Can best be done in a limited fashion, where we only generify IModel but not components. I care more about what generifying can do for API clarity (declaring a component to only accept certain models for instance) than static type checking. 2) How strongly do you feel about your

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Patrick Angeles
Eelco Hillenius wrote: [x] Can best be done in a limited fashion, where we only generify IModel but not components. I care more about what generifying can do for API clarity (declaring a component to only accept certain models for instance) than static type checking. [x] Whatever

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Mike Comb
[X ] Can best be done in a limited fashion, where we only generify IModel but not components. I care more about what generifying can do for API clarity (declaring a component to only accept certain models for instance) than static type checking. I've spent a couple of afternoons trying to

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Ned Collyer
1) Generifying* Wicket [X] Can best be done like currently in the 1.4 branch, where models and components are both generified. I care most about the improved static type checking generified models and components give Wicket. [X] Can best be done in a limited fashion, where we only generify

Re: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Igor Vaynberg
sorry, still waiting for an example here... -igor On Tue, Jun 3, 2008 at 7:53 PM, Brill Pappin [EMAIL PROTECTED] wrote: Actually, i did not say ... say that wicket api needs a radical refactoring in order to support generics what I actually said was I think that if Wicket had been written

RE: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Brill Pappin
I guess I'm not understanding why people feel strongly against generics in the components. The model is going to use them for the data they contain, but the component would use them for the model it uses: MyModelString mymodel = new MyModelString(); MyComponentMyModel mycom = new

RE: users, please give us your opinion: what is your take on generics with Wicket

2008-06-03 Thread Brill Pappin
You will wait a long time for an example generated from the API would be different in such and such a case, based on an opinion. If your really all that interested you could start from scratch using generics and see what came out. Let me know if you do, because I'd be interested to see if my

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