the bad news is that it seems it is delayed again until the end of 2010??
back on the static methods, PropertyModel.getInstance(x,y) is a bit to long
i guess and PropertyModel.get(x.y) is also not not sounding quite right.
On Thu, Dec 3, 2009 at 11:42, Vladimir K <koval...@gmail.com> wrote:
>
> Martijn,
>
> I hope a new feature called "type inference" coming in JDK7 could help java
> devs to omit repetitive typing of generic parameters.
>
> And another good news - JDK 7 will do provide closures.
>
>
> Martijn Dashorst wrote:
> >
> > I hate repeating myself and being the compiler's teacher. IMHO the
> > generics that are implemented in Java resulted in terrible code where
> > you have to repeat yourself over and over and over. Are you sure your
> > text field holds a String and your model returns a String?
> >
> > TextField<String> field = new TextField<String>("someId", new
> > PropertyModel<String>(foo, "property"));
> >
> > This counts for 3 times the type String. In a recent discussion with
> > Igor on ##wicket, we saw a way to remove at least 1 String. By
> > providing model factory methods for concrete models: Model,
> > CompoundPropertyModel and PropertyModel. For abstract models it
> > doesn't make sense...
> >
> > Igor suggested the following syntax:
> >
> > TextField<String> field = new TextField<String>("someId",
> > PropertyModel.of(foo, "property"));
> >
> > i.e. ModelType.of(....)
> >
> > I am +1 for adding these methods.
> >
> > We can do the same for components, although the benefit is typically
> > less, and it might even send our users down the wrong path thinking
> > they can't use the 'new' keyword.
> >
> > TextField<String> field = TextField.of("someId", PropertyModel.of(foo,
> > "property"));
> >
> > WDYT?
> >
> > Martijn
> > --
> > Become a Wicket expert, learn from the best: http://wicketinaction.com
> > Apache Wicket 1.4 increases type safety for web applications
> > Get it now: http://www.apache.org/dyn/closer.cgi/wicket/1.4.0
> >
> >
>
> --
> View this message in context:
> http://old.nabble.com/Cutting-down-on-the-repetitive-type-identifiers-for-generics-tp26361334p26623904.html
> Sent from the Wicket - Dev mailing list archive at Nabble.com.
>
>
