--- old/src/share/classes/javax/swing/tree/DefaultTreeModel.java	2013-09-25 23:23:43.406023317 +0400
+++ new/src/share/classes/javax/swing/tree/DefaultTreeModel.java	2013-09-25 23:23:43.246023312 +0400
@@ -33,7 +33,7 @@
 /**
  * A simple tree data model that uses TreeNodes.
  * For further information and examples that use DefaultTreeModel,
- * see <a href="http://java.sun.com/docs/books/tutorial/uiswing/components/tree.html">How to Use Trees</a>
+ * see <a href="http://docs.oracle.com/javase/tutorial/uiswing/components/tree.html">How to Use Trees</a>
  * in <em>The Java Tutorial.</em>
  * <p>
  * <strong>Warning:</strong>