src/java.desktop/share/classes/javax/swing/undo/package.html

@@ -35,21 +35,21 @@
 <p>
 <strong>Note:</strong>
 Most of the Swing API is <em>not</em> thread safe.
 For details, see
 <a
-href="http://java.sun.com/docs/books/tutorial/uiswing/overview/threads.html"
-target="_top">Threads and Swing</a>,
+href="http://docs.oracle.com/javase/tutorial/uiswing/concurrency/index.html"
+target="_top">Concurrency in Swing</a>,
 a section in
-<em><a href="http://java.sun.com/docs/books/tutorial/"
+<em><a href="http://docs.oracle.com/javase/tutorial/"
 target="_top">The Java Tutorial</a></em>.
 
 <h2>Related Documentation</h2>
 
 For overviews, tutorials, examples, guides, and tool documentation, please see:
 <ul>
-  <li><a href="http://java.sun.com/docs/books/tutorial/uiswing/components/generaltext.html#undo" target="_top">Implementing Undo and Redo</a>,
+  <li><a href="http://docs.oracle.com/javase/tutorial/uiswing/components/generaltext.html#undo" target="_top">Implementing Undo and Redo</a>,
       a section in <em>The Java Tutorial</em>
 </ul>
 
 
 @since 1.2