This appears to be a bug in the ContentFeatureCollecton code; I had thought
this one was fixed.
What version of GeoTools are you using?
Jody
On 11/07/2010, at 9:12 PM, Fred Lehodey wrote:
> Dears,
>
> Using gt 2.6 with Postgis tables:
>
> filter = CQL.toFilter("status LIKE 'ON'");
> FeatureCollection<SimpleFeatureType, SimpleFeature> collection =
> featureSource.getFeatures( filter );
> //System.out.println(collection.size()); // ok, returns good result...
>
> But:
> map.addLayer(collection, null);
>
> Give:
> Exception in thread "AWT-EventQueue-0" java.lang.IllegalStateException: Must
> call hasNext before calling next
> at
> org.geotools.jdbc.JDBCFeatureReader.ensureNext(JDBCFeatureReader.java:238)
> at
> org.geotools.jdbc.JDBCFeatureReader.next(JDBCFeatureReader.java:252)
> at org.geotools.jdbc.JDBCFeatureReader.next(JDBCFeatureReader.java:82)
> at
> org.geotools.data.store.ContentFeatureCollection$WrappingIterator.next(ContentFeatureCollection.java:248)
> at
> org.geotools.data.collection.CollectionDataStore.<init>(CollectionDataStore.java:78)
> at org.geotools.data.DataUtilities.source(DataUtilities.java:930)
> at org.geotools.map.DefaultMapLayer.<init>(DefaultMapLayer.java:157)
> at
> org.geotools.map.DefaultMapContext.addLayer(DefaultMapContext.java:394)
> at FataMap.mapita.ReturnMapContext(mapita.java:480)
> ......
>
> Thanks for any hints..
>
> Fred.
>
>
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