------------------------------------------------------------------------------
--                                                                          --
--                           POLYORB COMPONENTS                             --
--                                                                          --
--                   C O R B A . A B S T R A C T B A S E                    --
--                                                                          --
--                                 S p e c                                  --
--                                                                          --
--         Copyright (C) 2001-2008, Free Software Foundation, Inc.          --
--                                                                          --
-- This specification is derived from the CORBA Specification, and adapted  --
-- for use with PolyORB. The copyright notice above, and the license        --
-- provisions that follow apply solely to the contents neither explicitly   --
-- nor implicitly specified by the CORBA Specification defined by the OMG.  --
--                                                                          --
-- PolyORB is free software; you  can  redistribute  it and/or modify it    --
-- under terms of the  GNU General Public License as published by the  Free --
-- Software Foundation;  either version 2,  or (at your option)  any  later --
-- version. PolyORB is distributed  in the hope that it will be  useful,    --
-- but WITHOUT ANY WARRANTY;  without even the implied warranty of MERCHAN- --
-- TABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public --
-- License  for more details.  You should have received  a copy of the GNU  --
-- General Public License distributed with PolyORB; see file COPYING. If    --
-- not, write to the Free Software Foundation, 51 Franklin Street, Fifth    --
-- Floor, Boston, MA 02111-1301, USA.                                       --
--                                                                          --
--                                                                          --
--                  PolyORB is maintained by AdaCore                        --
--                     (email: sales@adacore.com)                           --
--                                                                          --
------------------------------------------------------------------------------

with PolyORB.References;

with CORBA.Impl;

package CORBA.AbstractBase is

   pragma Elaborate_Body;

   type Ref is new PolyORB.References.Ref with private;

--    procedure Set
--      (The_Ref : in out Ref;
--       The_Object : CORBA.Impl.Object_Ptr);
   --  Since CORBA.Impl.Object_Ptr is declared as a subtype
   --  of PolyORB.Smart_Pointers.Entity_Ptr, the Set operation
   --  is implicitly inherited from PolyORB.Smart_Pointers.Ref.

   function Object_Of (The_Ref : Ref) return CORBA.Impl.Object_Ptr;

   function Get (The_Ref : Ref) return CORBA.Impl.Object_Ptr
     renames Object_Of;

   --  The following primitive operations are inherited
   --  from PolyORB.Smart_Pointers.Ref.

   --    procedure Set
   --      (The_Ref : in out Ref;
   --       The_Entity : Ref_Ptr);

   --    procedure Unref (The_Ref : in out Ref)
   --      renames Finalize;

   --    function Is_Nil (The_Ref : Ref) return Boolean;
   --    function Is_Null (The_Ref : Ref) return Boolean
   --      renames Is_Nil;

   --    procedure Duplicate (The_Ref : in out Ref)
   --      renames Adjust;

   --    procedure Release (The_Ref : in out Ref);

   Nil_Ref : constant Ref;

private

   type Ref is new PolyORB.References.Ref with null record;
   Nil_Ref : constant Ref
     := (PolyORB.References.Ref with null record);

end CORBA.AbstractBase;
