-- This file is  free  software, which  comes  along  with  SmallEiffel. This
-- software  is  distributed  in the hope that it will be useful, but WITHOUT 
-- ANY  WARRANTY;  without  even  the  implied warranty of MERCHANTABILITY or
-- FITNESS  FOR A PARTICULAR PURPOSE. You can modify it as you want, provided
-- this header is kept unaltered, and a notification of the changes is added.
-- You  are  allowed  to  redistribute  it and sell it, alone or as a part of 
-- another product.
--          Copyright (C) 1994-98 LORIA - UHP - CRIN - INRIA - FRANCE
--            Dominique COLNET and Suzanne COLLIN - colnet@loria.fr 
--                       http://SmallEiffel.loria.fr
--
deferred class LINKED_COLLECTION[E]
   -- 
   -- Common root for LINK_LIST[E] and LINK2_LIST[E].
   --

inherit COLLECTION[E];

feature

   lower: INTEGER is 1;
         -- Lower index bound is frozen.
   
   upper: INTEGER;
         -- Memorized upper index bound.

   frozen free is 
      obsolete "Since release -0.81, the Garbage Collector is %
               %implemented. This feature will be soon removed."
      do
      end;

end -- LINKED_COLLECTION[E]