Attributes
color: is required.
- color <Color> The color of the line
- roundedCorners <boolean> Whether or not the border should appear rounded. Only effective with a thickness of 1, otherwise you will get a wierd quasi-bevel effect. Default is false.
- thickness <int> The thickness of the line, in pixels. Default is 1.
- parent <boolean> Whether or not this border is to be added to the parent JComponent






