Thanks, Michael.
Yes, please log these to the JTS issue tracker. It's good for managing the
status of bug reports.
This should be easy to fix, so I'll try and look at this soon (along with
the compareTo bug).
On Fri, Nov 28, 2014 at 4:07 AM, Michael Michaud <
[email protected]> wrote:
> Hi Martin,
>
> A MultiPolygon made of a valid polygon and an empty polygon throws the
> following exception if isValid is called :
>
> java.lang.ArrayIndexOutOfBoundsException: 0
> at
> com.vividsolutions.jts.index.chain.MonotoneChain.getEnvelope(MonotoneChain.java:106)
> at
> com.vividsolutions.jts.algorithm.MCPointInRing.buildIndex(MCPointInRing.java:89)
> at
> com.vividsolutions.jts.algorithm.MCPointInRing.<init>(MCPointInRing.java:76)
> at
> com.vividsolutions.jts.operation.valid.IsValidOp.checkHolesInShell(IsValidOp.java:447)
> at
> com.vividsolutions.jts.operation.valid.IsValidOp.checkValid(IsValidOp.java:284)
> at
> com.vividsolutions.jts.operation.valid.IsValidOp.checkValid(IsValidOp.java:184)
> at
> com.vividsolutions.jts.operation.valid.IsValidOp.isValid(IsValidOp.java:153)
> at
> com.vividsolutions.jts.operation.valid.IsValidOp.isValid(IsValidOp.java:60)
> at com.vividsolutions.jts.geom.Geometry.isValid(Geometry.java:441)
>
> It is possible to make a short-circuit in IsValidOp for empty shell
> (faster) and/or
> to consider the case of empty coordinate arrays in MonotoChain (more
> robust).
>
> Do you still monitor JTS sourceforge bugtracker ? (If yes, I'll make a
> bug report for this problem and for the one about Geometry.compare()
> method I've reported on the list some days ago).
>
> Michaël
>
>
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