You mean like C++? On Thu, Jun 12, 2008 at 11:35 AM, Igor Vaynberg <[EMAIL PROTECTED]> wrote: > indeed. i wouldnt mind if final was the default in java :) > > -igor > > On Thu, Jun 12, 2008 at 8:18 AM, Martijn Dashorst > <[EMAIL PROTECTED]> wrote: >> Without the use of final wicket would not have made it this far. >> >> Martijn >> >> On Thu, Jun 12, 2008 at 5:08 PM, Brill Pappin <[EMAIL PROTECTED]> wrote: >>> I understand the reasoning, however I think "best practice" can be debated. >>> To use your example Swing allows the user to override quite a bit, and it >>> doesn't make any (or very few) assumptions on what should and should not be >>> done. >>> >>> I don't like API's that assume I'm an idiot and prevent me from manipulating >>> them how I see fit. If I cause a bug that I have to deal with, thats *my* >>> problem to resolve. >>> >>> In my book (and I'm not the only one) excessive use of final is an >>> anti-pattern. >>> >>> - Brill Pappin >>> >>> On 12-Jun-08, at 10:01 AM, cowwoc wrote: >>> >>>> >>>> Brill, >>>> >>>> This is actually an API "best practice". Classes fall into two categories: >>>> ones designed for subclassing, and ones designed to be final. The same >>>> goes >>>> for methods. Swing is full of examples of what goes wrong when people >>>> override methods in classes that haven't been designed with subclassing in >>>> mind. >>>> >>>> Gili >>>> >>>> >>>> Brill Pappin wrote: >>>>> >>>>> on removing the finals >>>>> >>>>> The final members are the worst thing I've had to deal with in Wicket >>>>> so far. >>>>> Although I understand that there may be a reason for them, they are >>>>> more a hinderance than anything else and seem to be trying to "protect >>>>> users from themselves". >>>>> >>>>> - Brill Pappin >>>>> >>>>> >>>>> On 12-Jun-08, at 1:03 AM, cowwoc wrote: >>>>> >>>>>> >>>>>> >>>>>> Have you considered moving from subclassing to composition in Wicket >>>>>> using >>>>>> Callable<T>? >>>>>> >>>>>> Currently it is quite common for developers to subclass a component >>>>>> in order >>>>>> to override isVisible() and other properties. I am proposing that >>>>>> instead >>>>>> the component classes become final and properties may only be set >>>>>> using >>>>>> setter methods. The setter methods would take Callable<T> instead of >>>>>> T, so >>>>>> for example setVisible(boolean) would become >>>>>> setVisible(Callable<Boolean>) >>>>>> >>>>>> The benefit of this approach is that you could introduce static >>>>>> factory >>>>>> methods to the Wicket components which would make them much easier >>>>>> to use in >>>>>> their Generic form. You could then introduce various helper classes to >>>>>> create Callable<T> for constant values, such as >>>>>> Callable.valueOf(true) would >>>>>> return a Callable<Boolean> that always returns true. >>>>>> -- >>>>>> View this message in context: >>>>>> >>>>>> http://www.nabble.com/users%2C-please-give-us-your-opinion%3A-what-is-your-take-on-generics-with-Wicket-tp17589984p17792488.html >>>>>> Sent from the Wicket - User mailing list archive at Nabble.com. >>>>>> >>>>>> >>>>>> --------------------------------------------------------------------- >>>>>> To unsubscribe, e-mail: [EMAIL PROTECTED] >>>>>> For additional commands, e-mail: [EMAIL PROTECTED] >>>>>> >>>>> >>>>> >>>>> --------------------------------------------------------------------- >>>>> To unsubscribe, e-mail: [EMAIL PROTECTED] >>>>> For additional commands, e-mail: [EMAIL PROTECTED] >>>>> >>>>> >>>>> >>>> >>>> -- >>>> View this message in context: >>>> http://www.nabble.com/users%2C-please-give-us-your-opinion%3A-what-is-your-take-on-generics-with-Wicket-tp17589984p17800710.html >>>> Sent from the Wicket - User mailing list archive at Nabble.com. >>>> >>>> >>>> --------------------------------------------------------------------- >>>> To unsubscribe, e-mail: [EMAIL PROTECTED] >>>> For additional commands, e-mail: [EMAIL PROTECTED] >>>> >>> >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: [EMAIL PROTECTED] >>> For additional commands, e-mail: [EMAIL PROTECTED] >>> >>> >> >> >> >> -- >> Become a Wicket expert, learn from the best: http://wicketinaction.com >> Apache Wicket 1.3.3 is released >> Get it now: http://www.apache.org/dyn/closer.cgi/wicket/1.3.3 >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [EMAIL PROTECTED] >> For additional commands, e-mail: [EMAIL PROTECTED] >> >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > >
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