--- a/jdk/src/share/classes/java/util/concurrent/Executor.java	Wed Dec 01 13:01:53 2010 -0800
+++ b/jdk/src/share/classes/java/util/concurrent/Executor.java	Wed Dec 01 21:46:52 2010 +0000
@@ -79,37 +79,37 @@
  * serializes the submission of tasks to a second executor,
  * illustrating a composite executor.
  *
- * <pre>
+ *  <pre> {@code
  * class SerialExecutor implements Executor {
- *     final Queue&lt;Runnable&gt; tasks = new ArrayDeque&lt;Runnable&gt;();
- *     final Executor executor;
- *     Runnable active;
+ *   final Queue<Runnable> tasks = new ArrayDeque<Runnable>();
+ *   final Executor executor;
+ *   Runnable active;
  *
- *     SerialExecutor(Executor executor) {
- *         this.executor = executor;
- *     }
+ *   SerialExecutor(Executor executor) {
+ *     this.executor = executor;
+ *   }
  *
- *     public synchronized void execute(final Runnable r) {
- *         tasks.offer(new Runnable() {
- *             public void run() {
- *                 try {
- *                     r.run();
- *                 } finally {
- *                     scheduleNext();
- *                 }
- *             }
- *         });
- *         if (active == null) {
- *             scheduleNext();
+ *   public synchronized void execute(final Runnable r) {
+ *     tasks.offer(new Runnable() {
+ *       public void run() {
+ *         try {
+ *           r.run();
+ *         } finally {
+ *           scheduleNext();
  *         }
+ *       }
+ *     });
+ *     if (active == null) {
+ *       scheduleNext();
  *     }
+ *   }
  *
- *     protected synchronized void scheduleNext() {
- *         if ((active = tasks.poll()) != null) {
- *             executor.execute(active);
- *         }
+ *   protected synchronized void scheduleNext() {
+ *     if ((active = tasks.poll()) != null) {
+ *       executor.execute(active);
  *     }
- * }</pre>
+ *   }
+ * }}</pre>
  *
  * The <tt>Executor</tt> implementations provided in this package
  * implement {@link ExecutorService}, which is a more extensive