public static Geometry componentBuffers(Geometry g, double distance) {
List bufs = new ArrayList();
for (Iterator it = new GeometryCollectionIterator(g); it.hasNext(); ) {
Geometry comp = (Geometry) it.next();
if (comp instanceof GeometryCollection) continue;
bufs.add(comp.buffer(distance));
}
return FunctionsUtil.getFactoryOrDefault(g)
.createGeometryCollection(GeometryFactory.toGeometryArray(bufs));
}
static Geometry createCircle(Coordinate centre, double radius) {
Geometry centrePt = geomFact.createPoint(centre);
return centrePt.buffer(radius, POLYGON_SIZE);
}