--- jsr166/src/main/java/util/PriorityQueue.java	2003/12/29 19:05:19	1.46
+++ jsr166/src/main/java/util/PriorityQueue.java	2004/05/27 11:05:44	1.49
@@ -1,7 +1,7 @@
 /*
  * %W% %E%
  *
- * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
  * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
  */
 
@@ -62,7 +62,7 @@ package java.util;
  * @param <E> the type of elements held in this collection
  */
 public class PriorityQueue<E> extends AbstractQueue<E>
-    implements Queue<E>, java.io.Serializable {
+    implements java.io.Serializable {
 
     private static final long serialVersionUID = -7720805057305804111L;
 
@@ -325,6 +325,10 @@ public class PriorityQueue<E> extends Ab
         return offer(o);
     }
 
+    /**
+     * Removes a single instance of the specified element from this
+     * collection, if it is present.
+     */
     public boolean remove(Object o) {
         if (o == null)
             return false;
@@ -456,7 +460,8 @@ public class PriorityQueue<E> extends Ab
     }
 
     /**
-     * Remove all elements from the priority queue.
+     * Removes all elements from the priority queue.
+     * The queue will be empty after this call returns.
      */
     public void clear() {
         modCount++;