src/share/classes/javax/swing/ButtonGroup.java

*** 49,59 ****
   * don't implement the selected state.
   * <p>
   * Initially, all buttons in the group are unselected.
   * <p>
   * For examples and further information on using button groups see
!  * <a href="http://java.sun.com/docs/books/tutorial/uiswing/components/button.html#radiobutton">How to Use Radio Buttons</a>,
   * a section in <em>The Java Tutorial</em>.
   * <p>
   * <strong>Warning:</strong>
   * Serialized objects of this class will not be compatible with
   * future Swing releases. The current serialization support is
--- 49,59 ----
   * don't implement the selected state.
   * <p>
   * Initially, all buttons in the group are unselected.
   * <p>
   * For examples and further information on using button groups see
!  * <a href="http://docs.oracle.com/javase/tutorial/uiswing/components/button.html#radiobutton">How to Use Radio Buttons</a>,
   * a section in <em>The Java Tutorial</em>.
   * <p>
   * <strong>Warning:</strong>
   * Serialized objects of this class will not be compatible with
   * future Swing releases. The current serialization support is