private Geometry polygonize(Geometry geometry) {
List lines = LineStringExtracter.getLines(geometry);
Polygonizer polygonizer = new Polygonizer();
polygonizer.add(lines);
Collection polys = polygonizer.getPolygons();
Polygon[] polyArray = GeometryFactory.toPolygonArray(polys);
return geometry.getFactory().createGeometryCollection(polyArray);
}
private void process() throws Exception {
if (lines.size() == 0) {
throw new Exception("polygon has no edges");
}
Polygonizer polyizer = new Polygonizer();
polyizer.add(lines);
Collection builtpolys = polyizer.getPolygons();
if (polyizer.getCutEdges().size() != 0) {
throw new Exception("polygon has cut edges");
}
if (polyizer.getDangles().size() != 0) {
throw new Exception("polygon has dandgle edges");
}
if (polyizer.getInvalidRingLines().size() != 0) {
throw new Exception("polygon has invalid edges");
// System.out.println("poly has invalid edges "+polyid_long);
}
resultPolygon = builtpolys;
}
