Examples of org.opengis.feature.type.GeometryDescriptor

org.opengis.feature.type.GeometryDescriptor
Describes an instance of a geometry attribute.
This interface adds no additional methods, the point of it is convenience to type narrow {@link #getType()} to {@link GeometryType}.
@author Justin Deoliveira, The Open Planning Project @source $URL$

            // retype the schema
            SimpleFeatureType original = f.getFeatureType();
            SimpleFeatureTypeBuilder builder = new SimpleFeatureTypeBuilder();
            for (AttributeDescriptor d : original.getAttributeDescriptors()) {
                if(Geometry.class.isAssignableFrom(d.getType().getBinding())) {
                    GeometryDescriptor gd = (GeometryDescriptor) d;
                    builder.add(gd.getLocalName(), target, gd.getCoordinateReferenceSystem());
                    builder.setDefaultGeometry(gd.getLocalName());
                } else {
                    builder.add(d);
                }
            }
            builder.setName(original.getTypeName().replace('.', '_') + suffix);

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                    if(wfs.isCiteCompliant()) {
                        checkFeatureCoordinatesRange(collection);
                    }
                    
                    // reprojection
                    final GeometryDescriptor defaultGeometry = store.getSchema().getGeometryDescriptor();
                    if(defaultGeometry != null) {
                        CoordinateReferenceSystem target = defaultGeometry.getCoordinateReferenceSystem();
                        if (target != null) {
                            collection = new ReprojectingFeatureCollection(collection, target);
                        }
                    }

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        try {
            while(fi.hasNext()) {
                SimpleFeature f = fi.next();
                for (int i = 0; i < types.size(); i++) {
                    if(types.get(i) instanceof GeometryDescriptor) {
                        GeometryDescriptor gat = (GeometryDescriptor) types.get(i);
                        if(gat.getCoordinateReferenceSystem() != null) {
                            Geometry geom = (Geometry) f.getAttribute(i);
                            if(geom != null)
                                JTS.checkCoordinatesRange(geom, gat.getCoordinateReferenceSystem());
                        }
                    }
                }
            }
        } finally {

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    AttributeDescriptor handleDescriptor( AttributeDescriptor ad, FeatureTypeInfo info ) {


        // force the user specified CRS if the data has no CRS, or reproject it 
        // if necessary
        if ( ad instanceof GeometryDescriptor ) {
            GeometryDescriptor old = (GeometryDescriptor) ad;
            try {
                //if old has no crs, change the projection handlign policy
                // to be the declared
                boolean rebuild = false;


                if ( old.getCoordinateReferenceSystem() == null ) {
                    //(JD) TODO: this is kind of wierd... we should at least
                    // log something here, and this is not thread safe!!
                    info.setProjectionPolicy(ProjectionPolicy.FORCE_DECLARED);
                    rebuild = true;
                }
                else {
                    ProjectionPolicy projPolicy = info.getProjectionPolicy();
                    if ( projPolicy == ProjectionPolicy.REPROJECT_TO_DECLARED || 
                            projPolicy == ProjectionPolicy.FORCE_DECLARED ) {
                        rebuild = true;
                    }
                }


                if ( rebuild ) {
                    //rebuild with proper crs
                    AttributeTypeBuilder b = new AttributeTypeBuilder();
                    b.init(old);
                    b.setCRS( getCRS(info.getSRS()) );
                    ad = b.buildDescriptor(old.getLocalName());
                }
            }
            catch( Exception e ) {
                //log exception
            }

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        if (attributes == null || attributes.isEmpty()) { 
            return fs;
        } 
        else {
            CoordinateReferenceSystem resultCRS = null;
            GeometryDescriptor gd = fs.getSchema().getGeometryDescriptor();
            CoordinateReferenceSystem nativeCRS = gd != null ? gd.getCoordinateReferenceSystem() : null;
            
            if (ppolicy == ProjectionPolicy.NONE && nativeCRS != null) {
                resultCRS = nativeCRS;
            } else {
                resultCRS = getCRS(info.getSRS());

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        public Geometry getDefaultGeometry() {
           return getPrimaryGeometry();
        }
        public Geometry getPrimaryGeometry() {
           GeometryDescriptor defaultGeometry = type.getGeometryDescriptor();
             if(defaultGeometry == null)
                 return null;
             return (Geometry) delegate.getAttribute(defaultGeometry.getName());
        }

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                        jsonWriter.key("id").value(feature.getID());


                        fType = feature.getFeatureType();
                        types = fType.getAttributeDescriptors();


                        GeometryDescriptor defaultGeomType = fType.getGeometryDescriptor();


                        if (crs == null && defaultGeomType != null)
                            crs = fType.getGeometryDescriptor().getCoordinateReferenceSystem();


                        jsonWriter.key("geometry");
                        Geometry aGeom = (Geometry) feature.getDefaultGeometry();


                        if (aGeom == null) {
                            // In case the default geometry is not set, we will
                            // just use the first geometry we find
                            for (int j = 0; j < types.size() && aGeom == null; j++) {
                                Object value = feature.getAttribute(j);
                                if (value != null && value instanceof Geometry) {
                                    aGeom = (Geometry) value;
                                }
                            }
                        }
                        // Write the geometry, whether it is a null or not
                        if (aGeom != null) {
                            jsonWriter.writeGeom(aGeom);
                            hasGeom = true;
                        } else {
                            jsonWriter.value(null);
                        }
                        if (defaultGeomType != null)
                            jsonWriter.key("geometry_name").value(
                                    defaultGeomType.getLocalName());


                        jsonWriter.key("properties");
                        jsonWriter.object();


                        for (int j = 0; j < types.size(); j++) {

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    private SimpleFeatureType remapSchema(SimpleFeatureType schema) {
        SimpleFeatureTypeBuilder builder=new SimpleFeatureTypeBuilder();
        builder.setName(schema.getName());
        for(AttributeDescriptor attDesc : schema.getAttributeDescriptors()) {
            if(attDesc instanceof GeometryDescriptor) {
                GeometryDescriptor geoDesc=(GeometryDescriptor)attDesc;
                builder.add(attributesMapping.get(attDesc.getLocalName()),attDesc.getType().getBinding(),geoDesc.getCoordinateReferenceSystem());            
            } else
                builder.add(attributesMapping.get(attDesc.getLocalName()),attDesc.getType().getBinding());
        }
        return builder.buildFeatureType();
    }

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                    featureSource = layerInfo.getFeatureSource(false);
                    FeatureType schema = featureSource.getSchema();
                    
                    Filter getFInfoFilter = null;
                    try {
                        GeometryDescriptor geometryDescriptor = schema.getGeometryDescriptor();
                        String localName = geometryDescriptor.getLocalName();
                        getFInfoFilter = ff.intersects(ff.property(localName), ff.literal(pixelRect));
                    } catch (IllegalFilterException e) {
                        e.printStackTrace();
                        throw new WmsException(null, "Internal error : " + e.getMessage());
                    }

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            return catalog.getStyleByName(StyleInfo.DEFAULT_RASTER);
     
        // for vectors we depend on the the nature of the default geometry
        String styleName;
        FeatureTypeInfo featureType = (FeatureTypeInfo) resource;
        GeometryDescriptor gd = featureType.getFeatureType().getGeometryDescriptor();
        if(gd == null)
            return null;
            
        Class gtype = gd.getType().getBinding();
        if ( Point.class.isAssignableFrom(gtype) || MultiPoint.class.isAssignableFrom(gtype)) {
            styleName = StyleInfo.DEFAULT_POINT;
        }
        else if ( LineString.class.isAssignableFrom(gtype) || MultiLineString.class.isAssignableFrom(gtype)) {
            styleName = StyleInfo.DEFAULT_LINE;

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