------------------------------------------------------------------------------
--                                                                          --
--                           POLYORB COMPONENTS                             --
--                                                                          --
--           P O L Y O R B . B I N D I N G _ O B J E C T _ Q O S            --
--                                                                          --
--                                 B o d y                                  --
--                                                                          --
--         Copyright (C) 2006-2012, Free Software Foundation, Inc.          --
--                                                                          --
-- This is free software;  you can redistribute it  and/or modify it  under --
-- terms of the  GNU General Public License as published  by the Free Soft- --
-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
-- sion.  This software 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.                                               --
--                                                                          --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception,   --
-- version 3.1, as published by the Free Software Foundation.               --
--                                                                          --
-- You should have received a copy of the GNU General Public License and    --
-- a copy of the GCC Runtime Library Exception along with this program;     --
-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
-- <http://www.gnu.org/licenses/>.                                          --
--                                                                          --
--                  PolyORB is maintained by AdaCore                        --
--                     (email: sales@adacore.com)                           --
--                                                                          --
------------------------------------------------------------------------------

pragma Ada_2005;

with PolyORB.Annotations;
with PolyORB.Tasking.Mutexes;

package body PolyORB.Binding_Object_QoS is

   use Tasking.Mutexes;

   type Binding_Object_QoS_Note is new Annotations.Note with record
      QoS : PolyORB.QoS.QoS_Parameters;
   end record;

   overriding procedure Destroy (N : in out Binding_Object_QoS_Note);

   Empty_Binding_Object_QoS_Note : constant Binding_Object_QoS_Note :=
     (Annotations.Note with QoS => (others => null));

   Registry : array (QoS.QoS_Kind) of QoS_Compatibility_Check_Proc;

   -------------
   -- Destroy --
   -------------

   overriding procedure Destroy (N : in out Binding_Object_QoS_Note) is
   begin
      for J in QoS.QoS_Kind loop
         QoS.Release (N.QoS (J));
      end loop;
   end Destroy;

   ----------------------------
   -- Get_Binding_Object_QoS --
   ----------------------------

   function Get_Binding_Object_QoS
     (BO  : access Binding_Objects.Binding_Object'Class)
      return QoS.QoS_Parameters
   is
      Note : Binding_Object_QoS_Note;
      SL   : Scope_Lock (Binding_Objects.Mutex_Of (BO));
      pragma Unreferenced (SL);
   begin
      Annotations.Get_Note
        (Binding_Objects.Notepad_Of
         (Binding_Objects.Binding_Object_Access (BO)).all,
         Note,
         Empty_Binding_Object_QoS_Note);

      return Note.QoS;
   end Get_Binding_Object_QoS;

   -------------------
   -- Is_Compatible --
   -------------------

   function Is_Compatible
     (BO  : access Binding_Objects.Binding_Object'Class;
      QoS : PolyORB.QoS.QoS_Parameters) return Boolean
   is
      BO_QoS : constant PolyORB.QoS.QoS_Parameters :=
        Get_Binding_Object_QoS (BO);

   begin
      for J in PolyORB.QoS.QoS_Kind loop
         if Registry (J) /= null then
            if not Registry (J) (BO_QoS (J), QoS (J)) then
               return False;
            end if;
         end if;
      end loop;

      return True;
   end Is_Compatible;

   --------------
   -- Register --
   --------------

   procedure Register
     (Kind : QoS.QoS_Kind;
      Proc : QoS_Compatibility_Check_Proc)
   is
   begin
      Registry (Kind) := Proc;
   end Register;

   ----------------------------
   -- Set_Binding_Object_QoS --
   ----------------------------

   procedure Set_Binding_Object_QoS
     (BO  : access Binding_Objects.Binding_Object'Class;
      QoS :        PolyORB.QoS.QoS_Parameters)
   is
      SL : Scope_Lock (Binding_Objects.Mutex_Of (BO));
      pragma Unreferenced (SL);
   begin
      Annotations.Set_Note
        (Binding_Objects.Notepad_Of
           (Binding_Objects.Binding_Object_Access (BO)).all,
         Binding_Object_QoS_Note'(Annotations.Note with QoS => QoS));
   end Set_Binding_Object_QoS;

   procedure Set_Binding_Object_QoS
     (BO   : access Binding_Objects.Binding_Object'Class;
      Kind :        PolyORB.QoS.QoS_Kind;
      QoS  :        PolyORB.QoS.QoS_Parameter_Access)
   is
      Note : Binding_Object_QoS_Note;
      SL   : Scope_Lock (Binding_Objects.Mutex_Of (BO));
      pragma Unreferenced (SL);
   begin
      Annotations.Get_Note
        (Binding_Objects.Notepad_Of
          (Binding_Objects.Binding_Object_Access (BO)).all,
          Note,
          Empty_Binding_Object_QoS_Note);

      Note.QoS (Kind) := QoS;

      Annotations.Set_Note
        (Binding_Objects.Notepad_Of
          (Binding_Objects.Binding_Object_Access (BO)).all, Note);
   end Set_Binding_Object_QoS;

end PolyORB.Binding_Object_QoS;
