--- jsr166/src/test/loops/RWMap.java	2005/05/02 19:19:38	1.1
+++ jsr166/src/test/loops/RWMap.java	2005/08/07 19:25:55	1.3
@@ -1,3 +1,8 @@
+/*
+ * 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
+ */
 import java.util.*;
 import java.util.concurrent.*;
 import java.util.concurrent.locks.*;
@@ -21,6 +26,7 @@ public class RWMap implements Map {
 
     public RWMap() { 
         this(new TreeMap()); // use TreeMap by default
+        //        this(new IdentityHashMap()); 
     }
 
     public int size() {