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Groups > comp.lang.java.programmer > #31142

Re: ensuring unreachability

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Eric Sosman <esosman@comcast-dot-net.invalid> wrote:
>> Andreas Leitgeb <avl@auth.logic.tuwien.ac.at> writes:
>>> would recognize it as unreachable and barf. So, I'd like to have some
>>> kind of anti-statement, that's ok to be unreachable, but would make the
>  It occurs to me that there is, sort of:
>   final boolean once;
>   switch (someEnumVar) {
>   case E1:
>      once = true;
>      if (...) {
>         ...; return;
>      } else if (...) {
>         ...; throw ...;
>      } else {
>         ...; continue; // enclosing loop
>      }
>   case E2:
>      once = true; // compiler complains if fall-through possible
>       ...
>   case E3:
>      once = true; // ditto
>      ...
>   }
> IMHO, this particular cure is a lot worse than the disease.

Despite your own judgement of it, this is awesome!

Thanks!

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ensuring unreachability Andreas Leitgeb <avl@auth.logic.tuwien.ac.at> - 2015-02-17 09:54 +0000
  Re: ensuring unreachability Eric Sosman <esosman@comcast-dot-net.invalid> - 2015-02-17 08:23 -0500
  Re: ensuring unreachability Leif Roar Moldskred <leifm@huldreskog.localdomain> - 2015-02-17 13:54 -0600
  Re: ensuring unreachability Eric Sosman <esosman@comcast-dot-net.invalid> - 2015-02-17 15:51 -0500
    Re: ensuring unreachability Andreas Leitgeb <avl@auth.logic.tuwien.ac.at> - 2015-02-18 00:40 +0000
      Re: ensuring unreachability Eric Sosman <esosman@comcast-dot-net.invalid> - 2015-02-18 08:49 -0500
        Re: ensuring unreachability Jukka Lahtinen <jtfjdehf@hotmail.com.invalid> - 2015-02-18 16:40 +0200
          Re: ensuring unreachability Eric Sosman <esosman@comcast-dot-net.invalid> - 2015-02-18 10:16 -0500
            Re: ensuring unreachability Jerry Stuckle <jstucklex@attglobal.net> - 2015-02-18 11:02 -0500
              Re: ensuring unreachability Robbie Brown <rob@example.com> - 2015-02-19 09:48 +0000
                Re: ensuring unreachability Gene Wirchenko <genew@telus.net> - 2015-02-20 09:39 -0800
              Re: ensuring unreachability Robbie Brown <rob@example.com> - 2015-02-19 09:50 +0000
              Re: ensuring unreachability v_borchert@despammed.com (Volker Borchert) - 2015-02-19 18:20 +0000
                Re: ensuring unreachability Jerry Stuckle <jstucklex@attglobal.net> - 2015-02-19 15:24 -0500
        Re: ensuring unreachability Andreas Leitgeb <avl@auth.logic.tuwien.ac.at> - 2015-02-19 01:28 +0000
  Re: ensuring unreachability Arne Vajhøj <arne@vajhoej.dk> - 2015-02-17 18:49 -0500
  Re: ensuring unreachability Martin Gregorie <martin@address-in-sig.invalid> - 2015-02-18 00:59 +0000

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