--- old/src/share/classes/javax/swing/JButton.java Wed Jan 7 17:50:02 2015
+++ new/src/share/classes/javax/swing/JButton.java Wed Jan 7 17:50:00 2015
@@ -48,10 +48,10 @@
* configuring a button. Refer to
* Swing Components Supporting Action
for more
* details, and you can find more information in How
+ * href="https://docs.oracle.com/javase/tutorial/uiswing/misc/action.html">How
* to Use Actions, a section in The Java Tutorial.
*
- * See How to Use Buttons, Check Boxes, and Radio Buttons + * See How to Use Buttons, Check Boxes, and Radio Buttons * in The Java Tutorial * for information and examples of using buttons. *