checkValidLR method
Checks validity of a LinearRing.
Implementation
void checkValidLR(LinearRing g) {
checkInvalidCoordinatesList(g.getCoordinates());
if (validErr != null) return;
checkClosedRing(g);
if (validErr != null) return;
GeometryGraph graph = new GeometryGraph(0, g);
checkTooFewPoints(graph);
if (validErr != null) return;
LineIntersector li = new RobustLineIntersector();
graph.computeSelfNodes3(li, true, true);
checkNoSelfIntersectingRings(graph);
}