Re: [Jts-topo-suite-user] adding Geometry.equals(Object) method (was: fixing bugs)

[Gabriel R. <gr...@op...>]

Hey when you have a prototype I'd be glad to get a jar so I can run a
geotools build against it and make sure no test break. So if you wan to
do that don't hesitate to send me the prototype jar.

Cheers,
Gabriel

On Fri, 2011-01-28 at 15:07 -0800, Martin Davis wrote:
> Good to hear that, Gabriel.  If this is a safe change for GeoTools,
> there's a very good chance that it will be safe for most or all other
> users as well.
> 
> I plan to start prototyping this ASAP.
> 
> On Fri, Jan 28, 2011 at 1:47 PM, Gabriel Roldán <gr...@op...>
> wrote:
>         I know every place where we needed an equals comparison in the
>         GeoTools
>         library we're explicitly casting to Geometry so it's a safe
>         change for
>         us too. And a welcomed one.
>         
>         Cheers,
>         Gabriel
>         
>         
>         On Fri, 2011-01-28 at 13:38 -0800, Martin Davis wrote:
>         > Ok, I'm convinced!
>         >
>         > Anyone else got comments or concerns?  Now's the time to
>         speak up...
>         >
>         > On Fri, Jan 28, 2011 at 1:36 PM, Smiley, David W.
>         <ds...@mi...>
>         > wrote:
>         >         On Jan 28, 2011, at 4:20 PM, Martin Davis wrote:
>         >
>         >         > It's that people may be using the current equals
>          to
>         >         determine topological equality, and might suddenly
>         find this
>         >         changing to be exact equality.
>         >
>         >
>         >         That wouldn't happen (see below for explaination).
>          What is
>         >         proposed to change, is equals(Object).
>         >
>         >         > Although as I said, maybe there is no risk since
>         they must
>         >         also currently be explicitly ensuring the argument
>         is typed as
>         >         Geometry - in which things will still work.
>         >
>         >
>         >         Java being a typed language, the method to invoke is
>         resolved
>         >         at compile time.  If they were calling
>         equals(Geometry), they
>         >         will continue to do so (and it will be marked
>         henceforth as
>         >         deprecated in favor of equalsGeometry() which I
>         think is a
>         >         good idea).  This ads a bit of
>         safety/reproducibility that
>         >         other dynamic method invocation languages do not
>         enjoy.
>         >
>         >
>         >         ~ David
>         >
>         
>         
>         >
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>         
>         --
>         Gabriel Roldan
>         gr...@op...
>         Expert service straight from the developers
>         
> 

-- 
Gabriel Roldan
gr...@op...
Expert service straight from the developers