private void copy(Coordinate co, double[] ordinates, DimensionalFlag flag) {
   ordinates[flag.X] = co.x;
   ordinates[flag.Y] = co.y;
   if (flag.is3D()) ordinates[flag.Z] = co.z;
   if (flag.isMeasured()) {
     ordinates[flag.M] =
         (co instanceof DimensionalCoordinate) ? ((DimensionalCoordinate) co).m : Double.NaN;
   }
 }
 private CoordinateSequence fromCoordinateArray(Coordinate[] coordinates, DimensionalFlag dim) {
   PointSequenceBuilder builder = PointSequenceBuilders.fixedSized(coordinates.length, dim);
   double[] ordinates = new double[dim.getCoordinateDimension()];
   for (Coordinate co : coordinates) {
     copy(co, ordinates, dim);
     builder.add(ordinates);
   }
   return (CoordinateSequence) builder.toPointSequence();
 }