Michael has ported over my shapefile read modification to OJ that detects
clockwise oriented linear rings that are inside other linear rings and
interpret this as a hole.  This was done in May 2008.  If there is a case
that it doesn't handle, please post the example in WKT format.

Larry

On Tue, Feb 10, 2009 at 9:21 AM, Sunburned Surveyor <
[email protected]> wrote:

> Tuure,
>
> You wrote: "...OpenJUMP doesn't deal with some oddly broken geometries..."
>
> What are you trying to do with these geometries and how are they broken?
>
> The Sunburned Surveyor
>
> On Wed, Feb 4, 2009 at 5:20 PM, Tuure Laurinolli
> <[email protected]> wrote:
> > Stefan Steiniger wrote:
> >>
> >> Hei
> >>
> >> just a note: JUMP/OpenJUMP has a couple of tools for assessing
> geometries
> >> (Tools/QA menu). There is also a plugin that contains some classes from
> the
> >> Java Conflation Suite (
> >>
> http://sourceforge.net/project/showfiles.php?group_id=118054&package_id=243601
> >> )
> >
> >> could be that some tools/code are useful for your tasks
> >
> > I have used the tools in OpenJUMP to find out what's wrong with some
> broken
> > geometries, and to fix them by hand. This usually works beautifully, but
> > OpenJUMP doesn't deal with some oddly broken geometries. IIRC the
> > problematic ones were polygons with holes that have wrong orientation.
> > _______________________________________________
> > jts-devel mailing list
> > [email protected]
> > http://lists.refractions.net/mailman/listinfo/jts-devel
> >
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