Found it -
https://github.com/locationtech/jts/blob/8e6abedeca3f3c1905c2f58c0a2dccc77f1f2f12/modules/core/src/test/java/org/locationtech/jts/io/WKTReaderTest.java
So the normal JTS WKTReader does provide support for POINTZM - which means
you should be able to use it with datastores such as property datastore
that use WKT to represent geometry.
--
Jody Garnett
On 25 July 2017 at 23:05, Jody Garnett <jody.garn...@gmail.com> wrote:
> Bret:
>
> We use the JTS Topology Suite library for 95% of our geometry needs - it
> uses the "Simple Feature for SQL" geometry model of POINT, LINE and
> POLYGON. We have our own customization called WKTReader2 of the JTS
> WKTReader that also supports curves.
>
> See: http://docs.geotools.org/latest/userguide/library/jts/geometry.html
>
> I have used this with Z before, but I cannot remember if it supports M
> values. The JTS Topology Suite data model is able to support coordinates
> with M and Z - but only uses X and Y for spatial relationships and
> operations.
>
>
> We also have an experiment with a different geometry model, ISO geometry
> model, consisting of POINT, CURVE, SURFACE. We made a WKTReader for that
> one which reads "point,line,polygon" but creates POINT, CURVE, SURFACE. A
> team in Korea has been working on adapting GeoServer to this geometry
> model, using a different library to perform spatial relationships.
>
>
> --
> Jody Garnett
>
> On 25 July 2017 at 17:46, Bret Webb <bretw...@hotmail.com> wrote:
>
>> I appologize in advance if this is supposed to be obvious, but looking at
>> the API here: http://docs.geotools.org/latest/javadocs/ and WKT Parser,
>> I could not tell if it can identify and handle M and Z and ZM for the
>> geometry (eg. POINT, POLYGON, etc.).It also sounds like MULTILINESTRING
>> , MULTIPOLYGON and MULTIPOINT seem to not have matching types in GEOAPI,
>> and might not be handled? Not sure what this means.
>>
>> I need a parser that will handle M and Z for the various geometry. Can
>> someone please confirm that Geotools can do this?
>>
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>
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