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236 | ------------------------------------------------------------------------------
------------------------------------------------------------------------------
-- 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) 2002-2023, Frank Singhoff, Alain Plantec, Jerome Legrand,
-- Hai Nam Tran, Stephane Rubini
--
-- The Cheddar project was started in 2002 by
-- Frank Singhoff, Lab-STICC UMR CNRS 6285, Universite 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 README.md
--
-- 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: 4589 $
-- $Date: 2023-09-29 16:02:19 +0200 (ven., 29 sept. 2023) $
-- $Author: singhoff $
------------------------------------------------------------------------------
------------------------------------------------------------------------------
with Ada.Text_IO; use Ada.Text_IO;
with Ada.Strings.Maps; use Ada.Strings.Maps;
with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
with Sax.Readers; use Sax.Readers;
with Sax.Exceptions; use Sax.Exceptions;
with Sax.Locators; use Sax.Locators;
with Sax.Attributes; use Sax.Attributes;
with Unicode.CES; use Unicode.CES;
with Unicode; use Unicode;
with Doubles; use Doubles;
with strings; use strings;
with unbounded_strings; use unbounded_strings;
with debug; use debug;
package body xml_generic_parsers is
procedure characters
(handler : in out xml_generic_parser;
ch : Unicode.CES.byte_sequence)
is
-- A pair of index objects to keep track of the beginning and
-- ending of the tokens isolated from the string
--
first : Natural;
last : Positive;
index : Positive;
find_first_space : Boolean;
-- A character set consisting of the "whitespace" characters
-- that separate the tokens:
--
whitespace : constant Ada.Strings.Maps.Character_Set :=
Ada.Strings.Maps.To_Set (" ");
-- The string to split
--
the_line : Unbounded_String;
begin
-- suppress extra blank and unprintable characters before splitting
--parameters
--
find_first_space := False;
index := ch'first;
while index <= ch'last loop
if (ch (index) /= ASCII.CR) and
(ch (index) /= ASCII.LF) and
(ch (index) /= ASCII.HT)
then
if (ch (index) = ' ') then
if (not find_first_space) then
the_line := the_line & ch (index);
end if;
find_first_space := True;
else
the_line := the_line & ch (index);
find_first_space := False;
end if;
end if;
index := index + 1;
end loop;
-- Remove blank in the beginnning/end of the string
--
if Slice (the_line, 1, 1) = " " then
the_line :=
To_Unbounded_String (Slice (the_line, 2, Length (the_line)));
end if;
if Slice (the_line, Length (the_line), Length (the_line)) = " " then
the_line :=
To_Unbounded_String (Slice (the_line, 1, Length (the_line) - 1));
end if;
-- XML tag without parameter
--
if the_line = empty_string then
handler.parameter_list (1) := empty_string;
return;
end if;
-- Split parameters
--
loop
Find_Token
(the_line,
Set => whitespace,
Test => Ada.Strings.Outside,
First => first,
Last => last);
handler.parameter_list (handler.current_parameter) :=
To_Unbounded_String (Slice (the_line, first, last));
handler.current_parameter := handler.current_parameter + 1;
the_line :=
To_Unbounded_String (Slice (the_line, last + 1, Length (the_line)));
exit when Length (the_line) = 0;
end loop;
end characters;
procedure warning
(handler : in out xml_generic_parser;
except : Sax.Exceptions.sax_parse_exception'class)
is
begin
put_debug
("Xml parser warning (" &
Get_Message (except) &
", at " &
To_String (Get_Location (except)) &
')');
end warning;
procedure error
(handler : in out xml_generic_parser;
except : Sax.Exceptions.sax_parse_exception'class)
is
begin
put_debug
("Xml parser warning (" &
Get_Message (except) &
", at " &
To_String (Get_Location (except)) &
')');
end error;
procedure fatal_error
(handler : in out xml_generic_parser;
except : Sax.Exceptions.sax_parse_exception'class)
is
begin
Put_Line ("Xml parser fatal error (" & Get_Message (except) & ')');
Fatal_Error (reader (handler), except);
end fatal_error;
-- Index value
--
procedure end_element
(handler : in out xml_generic_parser;
val : in out Unbounded_String;
namespace_uri : Unicode.CES.byte_sequence := "";
local_name : Unicode.CES.byte_sequence := "";
qname : Unicode.CES.byte_sequence := "")
is
begin
if (To_String (to_lower (qname)) = "index") or
(To_String (to_lower (qname)) = "time_unit") or
(To_String (to_lower (qname)) = "processor_name") or
(To_String (to_lower (qname)) = "task_name")
then
val := handler.parameter_list (1);
end if;
end end_element;
procedure end_element
(handler : in out xml_generic_parser;
val : in out Integer;
namespace_uri : Unicode.CES.byte_sequence := "";
local_name : Unicode.CES.byte_sequence := "";
qname : Unicode.CES.byte_sequence := "")
is
val_string : Unbounded_String;
ok : Boolean;
begin
if (To_String (to_lower (qname)) = "index") or
(To_String (to_lower (qname)) = "time_unit") or
(To_String (to_lower (qname)) = "processor_name") or
(To_String (to_lower (qname)) = "task_name")
then
val_string := handler.parameter_list (1);
to_integer (val_string, val, ok);
if not ok then
Put_Line
("Warning : Error on data type. From " &
To_String (handler.locator));
end if;
end if;
end end_element;
end xml_generic_parsers;
|