--- jsr166/src/main/java/util/PriorityQueue.java	2010/09/05 21:32:19	1.71
+++ jsr166/src/main/java/util/PriorityQueue.java	2011/06/21 19:29:21	1.73
@@ -331,9 +331,7 @@ public class PriorityQueue<E> extends Ab
     }
 
     public E peek() {
-        if (size == 0)
-            return null;
-        return (E) queue[0];
+        return (size == 0) ? null : (E) queue[0];
     }
 
     private int indexOf(Object o) {
@@ -434,8 +432,7 @@ public class PriorityQueue<E> extends Ab
      * The following code can be used to dump the queue into a newly
      * allocated array of <tt>String</tt>:
      *
-     * <pre>
-     *     String[] y = x.toArray(new String[0]);</pre>
+     *  <pre> {@code String[] y = x.toArray(new String[0]);}</pre>
      *
      * Note that <tt>toArray(new Object[0])</tt> is identical in function to
      * <tt>toArray()</tt>.