private static Polygon findPolygonContaining(Geometry geom, Coordinate pt) {
PointLocator locator = new PointLocator();
for (int i = 0; i < geom.getNumGeometries(); i++) {
Polygon poly = (Polygon) geom.getGeometryN(i);
int loc = locator.locate(pt, poly);
if (loc == Location.INTERIOR) return poly;
}
return null;
}
