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Re: double == double

Path csiph.com!aioe.org!.POSTED!not-for-mail
From Arne Vajhøj <arne@vajhoej.dk>
Newsgroups comp.lang.java.programmer
Subject Re: double == double
Date Sun, 16 Oct 2016 22:49:46 -0400
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On 10/16/2016 5:19 PM, 4ndre4 wrote:
> On 16/10/2016 19:14, Arne Vajhøj wrote:
>
> [...]
>> But that code is not using String as version
>
> Erm... how about this? :) I don't see how this is less OO-ish than the
> previous one, but hey... okay!...:
>
>         List<String> versions = new ArrayList<String>();
>
>         versions.add("1.9.0-123");
>         versions.add("1.10.0-123");
>         versions.add("1.7.0-123");
>         versions.add("1.7.0-123");
>         versions.add("1.7.0-10");
>         versions.add("1.7.0-9");
>
>         Collections.sort(versions, new VersionComparator());
>
> ...
>
> static class VersionComparator implements Comparator<String> {

>         public int compare(String version1, String version2) {
>             try {
>                 ParsedVersion pv1 = parse(version1);
>                 ParsedVersion pv2 = parse(version2);
>                 if (pv1.equals(pv2)) return 0;
>                 if (pv1.lessThan(pv2)) return -1;
>                 return 1;
>             } catch (InvalidVersionException e) {
>                 throw new IllegalArgumentException(e);
>             }
>         }

Having data and methods operating on the data separate is
very non-OO'ish in my book.

Arne

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Thread

Re: double == double Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-10-12 09:39 -0400
  Re: double == double Michael Jung <miju@golem.phantasia.org> - 2016-10-13 21:10 +0200
    Re: double == double Michael Jung <miju@golem.phantasia.org> - 2016-10-15 14:04 +0200
      Re: double == double Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-10-15 09:13 -0400
        Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-15 10:32 -0400
          Re: double == double Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-10-15 10:46 -0400
            Re: double == double Michael Jung <miju@golem.phantasia.org> - 2016-10-15 17:44 +0200
            Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-15 17:36 +0100
              Re: double == double Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-10-15 14:15 -0400
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-15 19:41 +0100
            Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-15 20:39 -0400
      Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-15 10:41 -0400
        Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-15 23:09 +0100
          Re: double == double Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-10-15 18:28 -0400
            Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-16 03:13 +0100
              Re: double == double Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-10-16 08:37 -0400
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-16 14:06 +0100
          Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-15 20:30 -0400
            Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-16 03:16 +0100
              Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-16 03:18 +0100
              Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-16 09:45 -0400
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-16 14:51 +0100
                Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-16 11:24 -0400
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-16 16:43 +0100
                Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-16 12:54 -0400
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-16 18:37 +0100
                Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-16 14:14 -0400
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-16 22:19 +0100
                Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-16 22:49 -0400
                Re: double == double a.laforgia@gmail.com - 2016-10-17 01:53 -0700
                Re: double == double Patrick Roemer <sangamon@netcologne.de> - 2016-10-17 19:04 +0200
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-17 20:17 +0100
                Re: double == double Patrick Roemer <sangamon@netcologne.de> - 2016-10-17 23:11 +0200
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-17 22:46 +0100
                Re: double == double Patrick Roemer <sangamon@netcologne.de> - 2016-10-18 18:55 +0200
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-18 18:52 +0100
                Re: double == double Patrick Roemer <sangamon@netcologne.de> - 2016-10-20 15:03 +0200
                True O-O [Was: double == double] Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-10-17 18:06 -0400
                Re: True O-O Patrick Roemer <sangamon@netcologne.de> - 2016-10-18 18:32 +0200
                Re: True O-O [Was: double == double] Arne Vajhøj <arne@vajhoej.dk> - 2016-10-19 22:09 -0400
                Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-19 21:58 -0400
                Re: double == double Patrick Roemer <sangamon@netcologne.de> - 2016-10-17 18:58 +0200
                Re: double == double 4ndre4 <626401fd-4bc7-4f8f-b641-563ae0f72920@626401fd-4bc7-4f8f-b641-563ae0f72920.invalid> - 2016-10-17 20:32 +0100
                Re: double == double Patrick Roemer <sangamon@netcologne.de> - 2016-10-17 23:21 +0200
                Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-19 21:38 -0400
                Re: double == double Arne Vajhøj <arne@vajhoej.dk> - 2016-10-19 21:47 -0400
                Re: double == double Patrick Roemer <sangamon@netcologne.de> - 2016-10-20 15:01 +0200

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