Groups > comp.lang.java.programmer > #6465

Re: Arithmetic overflow checking

From	lewbloch <lewbloch@gmail.com>
Newsgroups	comp.lang.java.programmer
Subject	Re: Arithmetic overflow checking
Date	2011-07-23 09:39 -0700
Organization	http://groups.google.com
Message-ID	<d80df969-4201-416b-8f14-256708d1584b@r28g2000prb.googlegroups.com> (permalink)
References	(5 earlier) <4e278a67$0$309$14726298@news.sunsite.dk> <1SSVp.69032$_I7.18660@newsfe08.iad> <j08v14$brk$1@speranza.aioe.org> <slrnj2g735.6gl.avl@gamma.logic.tuwien.ac.at> <bIBWp.70194$_I7.12878@newsfe08.iad>

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On Jul 23, 8:23 am, David Lamb <dal...@cs.queensu.ca> wrote:
> On 21/07/2011 8:32 AM, Andreas Leitgeb wrote:
>
> > supercalifragilisticexpialadiamaticonormalizeringelimatisticantations<super califragilisticexpialadiamaticonormalizeringelimatisticantati...@averylongandannoyingdomainname.com>  wrote:
> >> On 21/07/2011 6:05 AM, Arved Sandstrom wrote:
> >>> ... Why don't you write a proper class for your data type?
> >> In four words: Lack of operator overloading.
> >> Math on non-primitive types is *painful* in Java.
>
> > agreeCount = agreeCount.plus(AgreeCount.ONE)
> >      on painfulness of non-primitive math.
>
> or if you think ++ is common enough:
>    agreeCount.increment();
> and generally
>    agreeCount.add(someOtherAgreeCount)
> and if you decide to have your operators return "this"
>    ac0.mul(ac1).plus(ac2)) // ac0 = ac0*ac1+ac2
> or
>    ac = (new AgreeCount(ac0)).mul(ac1).plus(ac2) // ac = ac0*ac1+ac2

While not as compact as operator overloading, this technique provides
a way to ameliorate the matching problem to which Patricia alluded, at
least partially, within the current capabilities of Java.

We also must consider Patricia's other sage advice to consider other
languages for problem domains for which Java is not ideal.

--
Lew

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Re: Arithmetic overflow checking "MikeP" <mp011011@some.org> - 2011-07-15 00:14 -0500
  Re: Arithmetic overflow checking Patricia Shanahan <pats@acm.org> - 2011-07-15 07:00 -0700
    Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-15 08:09 -0700
      Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-20 22:07 -0400
    Re: Arithmetic overflow checking "MikeP" <mp011011@some.org> - 2011-07-15 23:29 -0500
      Re: Arithmetic overflow checking Patricia Shanahan <pats@acm.org> - 2011-07-15 22:26 -0700
        Re: Arithmetic overflow checking "MikeP" <mp011011@some.org> - 2011-07-16 00:32 -0500
          Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-16 11:00 -0700
            Re: Arithmetic overflow checking Patricia Shanahan <pats@acm.org> - 2011-07-16 11:15 -0700
              Re: Arithmetic overflow checking "MikeP" <mp011011@some.org> - 2011-07-16 15:41 -0500
                Re: Arithmetic overflow checking Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-07-16 23:18 +0000
                Re: Arithmetic overflow checking "MikeP" <mp011011@some.org> - 2011-07-17 00:30 -0500
      Re: Arithmetic overflow checking "John B. Matthews" <nospam@nospam.invalid> - 2011-07-16 08:39 -0400
        Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-16 10:33 -0700
          Re: Arithmetic overflow checking "MikeP" <mp011011@some.org> - 2011-07-16 15:51 -0500
            Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-17 08:46 -0700
              Re: Arithmetic overflow checking "MikeP" <mp011011@some.org> - 2011-07-18 07:03 -0500
                Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-18 06:21 -0700
        Re: Arithmetic overflow checking "MikeP" <mp011011@some.org> - 2011-07-16 15:43 -0500
          Re: Arithmetic overflow checking "John B. Matthews" <nospam@nospam.invalid> - 2011-07-17 09:50 -0400
            Re: Arithmetic overflow checking Patricia Shanahan <pats@acm.org> - 2011-07-17 08:15 -0700
              Re: Arithmetic overflow checking "John B. Matthews" <nospam@nospam.invalid> - 2011-07-18 01:12 -0400
              Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-21 16:50 -0400
            Re: Arithmetic overflow checking "MikeP" <mp011011@some.org> - 2011-07-18 06:56 -0500
              Re: Arithmetic overflow checking David Lamb <dalamb@cs.queensu.ca> - 2011-07-18 19:26 -0400
          Re: Arithmetic overflow checking Gene Wirchenko <genew@ocis.net> - 2011-07-18 15:03 -0700
        Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-20 22:16 -0400
          Re: Arithmetic overflow checking Henderson <h1@g1.f1> - 2011-07-20 22:25 -0400
            Re: Arithmetic overflow checking David Lamb <dalamb@cs.queensu.ca> - 2011-07-21 08:50 -0400
              Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-21 07:37 -0700
              Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-21 16:52 -0400
          Re: Arithmetic overflow checking Martin Gregorie <martin@address-in-sig.invalid> - 2011-07-21 12:19 +0000
            Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-21 16:54 -0400
              Re: Arithmetic overflow checking Gene Wirchenko <genew@ocis.net> - 2011-07-21 14:46 -0700
                Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-21 18:10 -0400
                Re: Arithmetic overflow checking Martin Gregorie <martin@address-in-sig.invalid> - 2011-07-21 23:22 +0000
                Re: Arithmetic overflow checking "John B. Matthews" <nospam@nospam.invalid> - 2011-07-21 21:47 -0400
                Re: Arithmetic overflow checking David Lamb <dalamb@cs.queensu.ca> - 2011-07-23 10:15 -0400
      Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-16 10:46 -0700
        Re: Arithmetic overflow checking Patricia Shanahan <pats@acm.org> - 2011-07-16 11:13 -0700
      Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-20 22:09 -0400
        Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-20 21:01 -0700
        Re: Arithmetic overflow checking Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-07-21 07:05 -0300
          Re: Arithmetic overflow checking supercalifragilisticexpialadiamaticonormalizeringelimatisticantations <supercalifragilisticexpialadiamaticonormalizeringelimatisticantations@averylongandannoyingdomainname.com> - 2011-07-21 06:28 -0400
            Re: Arithmetic overflow checking Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-07-21 12:32 +0000
              Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-21 16:58 -0400
                Re: Arithmetic overflow checking Patricia Shanahan <pats@acm.org> - 2011-07-21 15:58 -0700
                Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-21 19:14 -0400
                Re: Arithmetic overflow checking Martin Gregorie <martin@address-in-sig.invalid> - 2011-07-22 13:07 +0000
                Re: Arithmetic overflow checking Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-07-22 17:33 +0000
                Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-22 13:36 -0700
                Re: Arithmetic overflow checking Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-07-22 23:16 +0000
                Re: Arithmetic overflow checking Patricia Shanahan <pats@acm.org> - 2011-07-22 16:50 -0700
                Re: Arithmetic overflow checking Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-07-23 20:09 +0000
                Re: Arithmetic overflow checking Patricia Shanahan <pats@acm.org> - 2011-07-24 08:56 -0700
                Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-23 09:37 -0700
              Re: Arithmetic overflow checking David Lamb <dalamb@cs.queensu.ca> - 2011-07-23 11:23 -0400
                Re: Arithmetic overflow checking supercalifragilisticexpialadiamaticonormalizeringelimatisticantations <supercalifragilisticexpialadiamaticonormalizeringelimatisticantations@averylongandannoyingdomainname.com> - 2011-07-23 12:04 -0400
                Re: Arithmetic overflow checking David Lamb <dalamb@cs.queensu.ca> - 2011-07-23 14:45 -0400
                Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-23 11:51 -0700
                Re: Arithmetic overflow checking supercalifragilisticexpialadiamaticonormalizeringelimatisticantations <supercalifragilisticexpialadiamaticonormalizeringelimatisticantations@averylongandannoyingdomainname.com> - 2011-07-23 22:39 -0400
                Re: Arithmetic overflow checking Joshua Cranmer <Pidgeot18@verizon.invalid> - 2011-07-25 10:20 -0700
                Re: Arithmetic overflow checking supercalifragilisticexpialadiamaticonormalizeringelimatisticantations <supercalifragilisticexpialadiamaticonormalizeringelimatisticantations@averylongandannoyingdomainname.com> - 2011-07-25 13:29 -0400
                Re: Arithmetic overflow checking David Lamb <dalamb@cs.queensu.ca> - 2011-07-25 13:35 -0400
                Re: Arithmetic overflow checking lewbloch <lewbloch@gmail.com> - 2011-07-23 09:39 -0700
                Re: Arithmetic overflow checking Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-07-23 21:09 +0000
                Re: Arithmetic overflow checking Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-07-23 21:24 +0000
          Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-21 16:57 -0400
      Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-20 22:12 -0400
    Re: Arithmetic overflow checking Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-07-21 06:41 -0300
      Re: Arithmetic overflow checking Arne Vajhøj <arne@vajhoej.dk> - 2011-07-21 16:38 -0400

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