private List extractLineStrings(Collection geometries) {
ArrayList lineStrings = new ArrayList();
LineStringExtracter extracter = new LineStringExtracter();
for (Iterator i = geometries.iterator(); i.hasNext(); ) {
Geometry geometry = (Geometry) i.next();
lineStrings.add(extracter.extract(geometry));
}
return lineStrings;
}
private Geometry node(List geometries) {