LinearRing interiorRing2 = factory.createLinearRing(new Coordinate[] {new Coordinate(60.0, 60.0),
new Coordinate(80.0, 60.0), new Coordinate(80.0, 80.0), new Coordinate(60.0, 80.0)});
polygon = factory.createPolygon(exteriorRing, new LinearRing[] {interiorRing1, interiorRing2});
multiPolygon = factory.createMultiPolygon(new Polygon[] {(Polygon) polygon.clone()});
index = new TransactionGeomIndex();
index.setCoordinateIndex(2);
index.setGeometryIndex(0);
index.setInteriorRingIndex(1);
op = new AddCoordinateOp(index, new Coordinate(50, 50));