code: public static MarkInfo createMark(String wellKnownName, FillInfo fill, StrokeInfo stroke) {
  		MarkInfo mark = new MarkInfo();
  		mark.setFill(fill);
  		mark.setStroke(stroke);
  		WellKnownNameInfo wellKnownNameInfo = new WellKnownNameInfo();
  		wellKnownNameInfo.setWellKnownName(wellKnownName);
  		mark.setWellKnownName(wellKnownNameInfo);
  		return mark;
  	}
docs: Creates a mark with the specified parameters.
  
  @param wellKnownName the well known name
  @param fill the fill
  @param stroke the stroke
  @return the mark