--- jsr166/src/test/loops/TimeoutProducerConsumerLoops.java	2009/11/16 04:16:43	1.6
+++ jsr166/src/test/loops/TimeoutProducerConsumerLoops.java	2011/03/15 19:47:06	1.9
@@ -1,7 +1,7 @@
 /*
  * 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/
  */
 
 import java.util.concurrent.*;
@@ -109,12 +109,12 @@ public class TimeoutProducerConsumerLoop
 
     }
 
-    static abstract class Stage implements Runnable {
+    abstract static class Stage implements Runnable {
         final int iters;
         final BlockingQueue<Integer> queue;
         final CyclicBarrier barrier;
         final Phaser lagPhaser;
-        Stage (BlockingQueue<Integer> q, CyclicBarrier b, Phaser s, int iters) {
+        Stage(BlockingQueue<Integer> q, CyclicBarrier b, Phaser s, int iters) {
             queue = q;
             barrier = b;
             lagPhaser = s;