public static Path2D createRectangle( float x, float y, float width, float height, float lineWidth ) {
		Path2D path = new Path2D.Float( Path2D.WIND_EVEN_ODD );
		path.append( new Rectangle2D.Float( x, y, width, height ), false );
		path.append( new Rectangle2D.Float( x + lineWidth, y + lineWidth,
			width - (lineWidth * 2), height - (lineWidth * 2) ), false );
		return path;
	}
Creates a not-filled rectangle shape with the given line width.
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatUIUtils.java