Examples with GeometryFactory org.locationtech.jts.geom.GeometryFactory used on opensource projects

Example 26 with GeometryFactory

use of org.locationtech.jts.geom.GeometryFactory in project arctic-sea by 52North.

the class GmlDecoderv321 method parseCompositeSurfaceType.

private Geometry parseCompositeSurfaceType(CompositeSurfaceType xbCompositeSurface) throws DecodingException {
    SurfacePropertyType[] xbCurfaceProperties = xbCompositeSurface.getSurfaceMemberArray();
    int srid = -1;
    ArrayList<Polygon> polygons = new ArrayList<>(xbCurfaceProperties.length);
    if (xbCompositeSurface.getSrsName() != null) {
        srid = CRSHelper.parseSrsName(xbCompositeSurface.getSrsName());
    }
    for (SurfacePropertyType xbSurfaceProperty : xbCurfaceProperties) {
        AbstractSurfaceType xbAbstractSurface = xbSurfaceProperty.getAbstractSurface();
        if (srid == -1 && xbAbstractSurface.getSrsName() != null) {
            srid = CRSHelper.parseSrsName(xbAbstractSurface.getSrsName());
        }
        if (xbAbstractSurface instanceof PolygonType) {
            polygons.add((Polygon) parsePolygonType((PolygonType) xbAbstractSurface));
        } else {
            throw new DecodingException("The FeatureType %s is not supportted! Only PolygonType", xbAbstractSurface);
        }
    }
    if (polygons.isEmpty()) {
        throw new DecodingException("The FeatureType: %s does not contain any member!", xbCompositeSurface);
    }
    srid = setDefaultForUnsetSrid(srid);
    GeometryFactory factory = new GeometryFactory();
    Geometry geom = factory.createMultiPolygon(polygons.toArray(new Polygon[polygons.size()]));
    geom.setSRID(srid);
    return geom;
}