[postgis-devel] Possible Bug in isvalid()
strk at refractions.net
strk at refractions.net
Thu Apr 7 02:56:07 PDT 2005
On Thu, Apr 07, 2005 at 11:42:28AM +0200, Markus Schaber wrote:
> Hi,
>
> I just tried to apply my isvalid constraint to our raw data tables, and
> got the following error message on one of them:
>
> NOTICE: AssertionFailedException: Unable to find a hole point not a
> vertex of the shell
> ERROR: GEOS isvalid() threw an error!
>
> This sounds rather strange to me. IMHO, it should not be possible to
> make isvalid() throw an error by feeding it an invalid geometry.
I agree, sounds as a bug in JTS, would be the second of this kind.
(we have had a similar problem in the past, where an 'inner' class
used by validOp threw exceptions not handled by it)
If you provide the exact geometry I'll check against GEOS-2.1.1 and
a recent JTS.
--strk;
>
> I'll try to track down which geometries cause this error message...
>
> Markus
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