------------------------------------------------------------------------------
------------------------------------------------------------------------------
-- Cheddar is a GNU GPL real-time scheduling analysis tool.
-- This program provides services to automatically check schedulability and
-- other performance criteria of real-time architecture models.
--
-- Copyright (C) 2002-2016, Frank Singhoff, Alain Plantec, Jerome Legrand
--
-- The Cheddar project was started in 2002 by 
-- Frank Singhoff, Lab-STICC UMR 6285 laboratory, Université de Bretagne Occidentale
-- 
-- Cheddar has been published in the "Agence de Protection des Programmes/France" in 2008. 
-- Since 2008, Ellidiss technologies also contributes to the development of 
-- Cheddar and provides industrial support.
--
-- The full list of contributors and sponsors can be found in AUTHORS.txt and SPONSORS.txt
--
-- This program is free software; you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation; either version 2 of the License, or
-- (at your option) any later version.
--
-- This program 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.  See the
-- GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
--
--
-- Contact : cheddar@listes.univ-brest.fr
--           
------------------------------------------------------------------------------
-- Last update : 
--    $Rev: 1249 $
--    $Date: 2014-08-28 07:02:15 +0200 (Fri, 28 Aug 2014) $
--    $Author: singhoff $
------------------------------------------------------------------------------
------------------------------------------------------------------------------

with Text_IO; use Text_IO;

package body indexed_tables is

   procedure initialize (a_table : out indexed_table) is
   begin
      a_table.nb_entries := 0;
      for i in indexed_table_range loop
         initialize (a_table.entries (i).data);
      end loop;
   end initialize;

   procedure put (a_item : in item) is
   begin
      put (a_item.item);
      Put ("/");
      put (a_item.data);
      New_Line;
   end put;

   procedure put (a_table : in indexed_table_ptr) is
   begin
      put (a_table.all);
   end put;

   procedure put (a_table : in indexed_table) is
   begin
      Put_Line (" Nb entries : " & a_table.nb_entries'Img);
      for i in first_range .. first_range + a_table.nb_entries - 1 loop
         put (a_table.entries (i));
      end loop;
   end put;

   procedure delete
     (a_table : in out indexed_table;
      a_item  : indexed_table_range)
   is
   begin

      a_table.entries (a_item) := a_table.entries (a_table.nb_entries - 1);
      a_table.nb_entries       := a_table.nb_entries - 1;

   end delete;

   -- Produce XML for all elements of a list
   --
   function xml_ref_string
     (obj  : in indexed_table_ptr)
      return Unbounded_String
   is
   begin
      return xml_ref_string (obj.all);
   end xml_ref_string;

   function xml_string (obj : in indexed_table_ptr) return Unbounded_String is
   begin
      return xml_string (obj.all);
   end xml_string;

   function xml_string (obj : in indexed_table) return Unbounded_String is
      result : Unbounded_String := To_Unbounded_String ("");
   begin
      for i in first_range .. first_range + obj.nb_entries - 1 loop
         result :=
           result &
           To_Unbounded_String ("<") &
           xml_tag &
           To_Unbounded_String ("> ") &
           to_string (obj.entries (i).item) &
           To_Unbounded_String (" </") &
           xml_tag &
           To_Unbounded_String ("> ");
         result := result & xml_string (obj.entries (i).data);
      end loop;
      return result;
   end xml_string;

   function xml_ref_string (obj : in indexed_table) return Unbounded_String is
      result : Unbounded_String := To_Unbounded_String ("");
   begin
      for i in first_range .. first_range + obj.nb_entries - 1 loop
         result := result & xml_ref_string (obj.entries (i).data);
      end loop;
      return result;
   end xml_ref_string;

   procedure add
     (a_table   : in out indexed_table;
      a_index   : index;
      a_element : element)
   is
   begin

      if a_table.nb_entries > indexed_table_range'Last - 1 then
         raise indexed_table_full;
      end if;

      a_table.entries (a_table.nb_entries).item := a_index;
      a_table.entries (a_table.nb_entries).data := a_element;
      a_table.nb_entries                        := a_table.nb_entries + 1;
   end add;

end indexed_tables;