--- a/MappedCollection.st	Tue Jun 25 13:23:43 2013 +0200
+++ b/MappedCollection.st	Tue Jun 25 13:23:52 2013 +0200
@@ -170,6 +170,12 @@
 
 !MappedCollection methodsFor:'queries'!
 
+isFixedSize
+    "return true if the receiver cannot grow"
+
+    ^ false
+!
+
 size
     "return the number of elements in the receiver"
 
@@ -187,6 +193,6 @@
 !MappedCollection class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/libbasic2/MappedCollection.st,v 1.20 2013-04-26 09:46:00 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic2/MappedCollection.st,v 1.21 2013-06-25 11:23:52 cg Exp $'
 ! !