It looks like the new store was completely missing the WKT reader. I have
added the reader (and test cases for curves/linearization) following the
design of gt-property here: https://github.com/geotools/geotools/pull/663
The WFS GetFeatureCurvesTest now passes with these changes.
Torben
On Wed, Dec 31, 2014 at 1:38 AM, Andrea Aime <[email protected]>
wrote:
> On Mon, Dec 29, 2014 at 10:14 PM, Torben Barsballe <
> [email protected]> wrote:
>
>> I am currently migrating geotools and geoserver to use the new
>> ContentDataStore based gt-propery-ng module. During testing on geoserver, I
>> am getting a test failure that I can't seem to figgure out:
>> The test GetFeatureCurvesTest.testLinearizeWFS10() fails at line 105:
>>
>> assertTrue(coordCount100m > coordCountDefault);
>>
>> From what I can determine, the test queries the feature source, then sets
>> a Linearization tolerance and queries it again. Line 105 suggests that it
>> expects to get more coordinates returned form the second query.
>>
>> I am mostly wondering why it is expected that the Linearized geometry has
>> mote coordinated than the default geometry, but if anyone has any insights
>> into how changing the behaviour of PropertyDataStore could affect this
>> result that would also be helpfull.
>>
>
> If the geometry is curved it will inearize itself on demand,normally by
> using a default lineaziation tolerance.
> However, if we change it by using the query hints, we can get back a
> different (larger) set of coordinates.
>
> PropertyDataStore uses a WKTReader2, which is setup by checking the query
> hints for the desired tolerance:
>
> @Override
> protected FeatureReader<SimpleFeatureType, SimpleFeature>
> getFeatureReader(
> String typeName, Query query) throws IOException {
> PropertyFeatureReader reader = new PropertyFeatureReader(directory,
> typeName);
> Object toleranceHint =
> query.getHints().get(Hints.LINEARIZATION_TOLERANCE);
> if(toleranceHint instanceof Double) {
> double tolerance = (double) toleranceHint;
> reader.setWKTReader(new WKTReader2(tolerance));
> }
> return reader;
> }
>
> Is the new store doing the same?
>
> Cheers
> Andrea
>
>
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