--- jsr166/src/test/tck/AtomicReferenceFieldUpdaterTest.java	2010/10/09 19:30:34	1.20
+++ jsr166/src/test/tck/AtomicReferenceFieldUpdaterTest.java	2011/05/31 16:16:23	1.23
@@ -1,14 +1,13 @@
 /*
  * Written by Doug Lea with assistance from members of JCP JSR-166
  * Expert Group and released to the public domain, as explained at
- * http://creativecommons.org/licenses/publicdomain
+ * http://creativecommons.org/publicdomain/zero/1.0/
  * Other contributors include Andrew Wright, Jeffrey Hayes,
  * Pat Fisher, Mike Judd.
  */
 
-import java.util.concurrent.atomic.*;
 import junit.framework.*;
-import java.util.*;
+import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
 
 public class AtomicReferenceFieldUpdaterTest extends JSR166TestCase {
     volatile Integer x = null;
@@ -34,7 +33,6 @@ public class AtomicReferenceFieldUpdater
         } catch (RuntimeException success) {}
     }
 
-
     /**
      * construction with field not of given type throws RuntimeException
      */