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Groups > comp.lang.java.programmer > #8951
| From | blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> |
|---|---|
| Newsgroups | comp.lang.java.programmer |
| Subject | Re: generics puzzle |
| Date | 2011-10-18 14:48 +0000 |
| Organization | None |
| Message-ID | <9g5hukFnnbU1@mid.individual.net> (permalink) |
| References | <9g2f24Fi0vU1@mid.individual.net> <tqitm8-p04.ln1@news.simpsonst.f2s.com> <j7heb7$mv4$1@dont-email.me> <33utm8-qs4.ln1@news.simpsonst.f2s.com> |
In article <33utm8-qs4.ln1@news.simpsonst.f2s.com>,
Steven Simpson <ss@domain.invalid> wrote:
> On 17/10/11 15:33, markspace wrote:
> > On 10/17/2011 5:14 AM, Steven Simpson wrote:
> >> On 17/10/11 11:41, blmblm@myrealbox.com wrote:
> >>> One fix is to just introduce a method setFromModified() in GThing,
> >>> but that doesn't appeal to me.
> >>
> >> Instead of adding it to GThing, create a static method:
> >>
> >> private static<T> void setModified(GThing<T> t) {
> >> t.set(t.modified());
> >> }
Hm, yes, that works; thanks!
> >
> > I don't like the T here. While it compiles, this T is a different T
> > than the other T.
>
> Ah, T time! ;-)
>
> > public class GThing<T> {
> >
> > private static <U> void setModified( GThing<U> t ) {
> >
> > ...other T's stay the same.
> > }
>
> I meant that the static method didn't belong in GThing at all.
That was kind of my feeling, but -- I'm kind of ambivalent about
it, because there are a couple of "call sites" (to use your term)
where I seem to need this kind of thing.
> The
> author of the call site factors it out of his code, and keeps it near
> the call site, in order to deal with an issue that arises very
> specifically out of the design of that site. Ideally, it would be an
> Ada-like local method, but he has to settle for a near-by static. The
> author of GThing is unaware of it, and is not responsible for it.
Wrong gender for the author of the call site here, but okay, pet peeve
of mine, and off-topic, and IIRC discussed recently enough that we
shouldn't repeat it ....
--
B. L. Massingill
ObDisclaimer: I don't speak for my employers; they return the favor.
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generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-17 10:41 +0000
Re: generics puzzle Steven Simpson <ss@domain.invalid> - 2011-10-17 13:14 +0100
Re: generics puzzle Tom Anderson <twic@urchin.earth.li> - 2011-10-17 15:14 +0100
Re: generics puzzle markspace <-@.> - 2011-10-17 07:33 -0700
Re: generics puzzle Steven Simpson <ss@domain.invalid> - 2011-10-17 16:26 +0100
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-18 14:48 +0000
Re: generics puzzle Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-10-17 15:36 +0000
Re: generics puzzle Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2011-10-17 08:58 -0700
Re: generics puzzle Steven Simpson <ss@domain.invalid> - 2011-10-18 10:45 +0100
Re: generics puzzle Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2011-10-18 09:42 -0700
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-19 13:25 +0000
Re: generics puzzle Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2011-10-19 10:04 -0700
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-20 14:14 +0000
Re: generics puzzle Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2011-10-20 11:11 -0700
Re: generics puzzle Robert Klemme <shortcutter@googlemail.com> - 2011-10-17 09:12 -0700
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-18 14:49 +0000
Re: generics puzzle Robert Klemme <shortcutter@googlemail.com> - 2011-10-18 18:27 +0200
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-18 17:45 +0000
Re: generics puzzle Robert Klemme <shortcutter@googlemail.com> - 2011-10-18 22:15 +0200
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-18 18:59 -0700
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-19 13:28 +0000
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-20 17:21 -0700
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-21 16:27 +0000
Re: generics puzzle Robert Klemme <shortcutter@googlemail.com> - 2011-10-21 20:34 +0200
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-22 18:50 +0000
Re: generics puzzle Tom Anderson <twic@urchin.earth.li> - 2011-10-22 21:02 +0100
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-25 07:04 +0000
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-25 23:25 -0700
Re: generics puzzle Tom Anderson <twic@urchin.earth.li> - 2011-10-26 21:56 +0100
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-27 08:59 +0000
eclipse shortcuts again (was Re: generics puzzle) blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-29 17:05 +0000
Re: eclipse shortcuts again (was Re: generics puzzle) Four of Seventeen <fseventeen@gmail.com> - 2011-10-29 19:49 -0700
Re: eclipse shortcuts again (was Re: generics puzzle) blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-31 11:17 +0000
Re: eclipse shortcuts again (was Re: generics puzzle) Four of Seventeen <fseventeen@gmail.com> - 2011-10-31 05:39 -0700
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-23 01:30 -0700
Re: generics puzzle Lew <lewbloch@gmail.com> - 2011-10-23 08:56 -0700
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-24 02:46 -0700
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-25 07:05 +0000
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-25 23:29 -0700
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-31 11:14 +0000
Re: generics puzzle Four of Seventeen <fseventeen@gmail.com> - 2011-10-31 05:34 -0700
Re: generics puzzle markspace <-@.> - 2011-10-18 21:21 -0700
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-19 13:29 +0000
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-20 17:22 -0700
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-21 16:28 +0000
Re: generics puzzle Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-10-21 06:22 -0300
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-21 16:29 +0000
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-23 01:20 -0700
Re: generics puzzle Martin Gregorie <martin@address-in-sig.invalid> - 2011-10-23 09:51 +0000
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-23 03:28 -0700
Re: generics puzzle Tom Anderson <twic@urchin.earth.li> - 2011-10-23 15:59 +0100
Re: generics puzzle Eight of Seventeen <eights17@gmail.com> - 2011-10-24 02:46 -0700
Re: generics puzzle Tom Anderson <twic@urchin.earth.li> - 2011-10-23 15:55 +0100
Re: generics puzzle Tom Anderson <twic@urchin.earth.li> - 2011-10-20 21:00 +0100
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-19 13:26 +0000
Re: generics puzzle Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-10-21 05:57 -0300
Re: generics puzzle blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-10-21 16:28 +0000
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