--- old/src/share/classes/javax/swing/tree/DefaultMutableTreeNode.java	2013-09-25 23:23:42.466023285 +0400
+++ new/src/share/classes/javax/swing/tree/DefaultMutableTreeNode.java	2013-09-25 23:23:42.302023279 +0400
@@ -35,7 +35,7 @@
  * structure.
  * For examples of using default mutable tree nodes, see
  * <a
- href="http://java.sun.com/docs/books/tutorial/uiswing/components/tree.html">How to Use Trees</a>
+ href="http://docs.oracle.com/javase/tutorial/uiswing/components/tree.html">How to Use Trees</a>
  * in <em>The Java Tutorial.</em>
  *
  * <p>