File : agpl-counter-multi.adb
------------------------------------------------------------------------------
-- ADAGIO - ADALID - AENEA. --
-- --
-- Copyright (C) 2003 --
-- A. Mosteo. --
-- --
-- Authors: A. Mosteo. (adagio@mosteo.com) --
-- --
-- If you have any questions in regard to this software, please address --
-- them to the above email. --
-- --
-- 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. --
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-- You should have received a copy of the GNU General Public License --
-- along with this library; if not, write to the Free Software Foundation, --
-- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. --
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-- You are not allowed to use any part of this code to develop a program --
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------------------------------------------------------------------------------
-- $Id: agpl-constants.ads,v 1.1 2004/02/24 15:26:09 Jano Exp $
with Ada.Unchecked_Deallocation;
package body Agpl.Counter.Multi is
use Counter_Map;
------------------------------------------------------------------------
-- Object --
------------------------------------------------------------------------
protected body Safe_Object is
-- Creates it if doesn't exists with value Increment
procedure Add (Key : in String; Increment : in Integer := 1) is
I : Iterator_Type := Find (Values, Key);
C : Counter.Object_Access;
begin
if I = Back (Values) then
C := new Counter.Object;
Insert (Values, Key, C, I);
else
C := Element (I);
end if;
C.Add (Increment);
end Add;
procedure Reset (Key : in String; Val : in Integer := 0) is
I : Iterator_Type := Find (Values, Key);
C : Counter.Object_Access;
begin
if I = Back (Values) then
C := new Counter.Object;
Insert (Values, Key, C, I);
else
C := Element (I);
end if;
C.Reset (Val);
end Reset;
function Val (Key : in String) return Integer is
begin
return Element (Find (Values, Key)).Val;
end Val;
function Max_Key return String is
Max : Integer := Integer'First;
Pos : Iterator_Type := Back (Values);
I : Iterator_Type := First (Values);
begin
while I /= Back (Values) loop
if Element (I).Val >= Max then
Pos := I;
Max := Element (I).Val;
end if;
I := Succ (I);
end loop;
if Pos = Back (Values) then
return "";
else
return Key (Pos);
end if;
end Max_Key;
procedure Destroy is
procedure Free is new Unchecked_Deallocation (
Counter.Object, Counter.Object_Access);
I : Iterator_Type := First (Values);
Aux : Counter.Object_Access;
begin
while I /= Back (Values) loop
Aux := Element (I);
Free (Aux);
I := Succ (I);
end loop;
end Destroy;
end Safe_Object;
------------------------------------------------------------------------
-- Finalize --
------------------------------------------------------------------------
procedure Finalize (This : in out Object) is
begin
This.Safe.Destroy;
end Finalize;
------------------------------------------------------------------------
-- Add --
------------------------------------------------------------------------
-- Creates it if doesn't exists with value Increment
procedure Add (This : in out Object; Key : in String; Increment : in Integer := 1) is
begin
This.Safe.Add (Key, Increment);
end Add;
------------------------------------------------------------------------
-- Reset --
------------------------------------------------------------------------
procedure Reset (This : in out Object; Key : in String; Val : in Integer := 0) is
begin
This.Safe.Reset (Key, Val);
end Reset;
------------------------------------------------------------------------
-- Val --
------------------------------------------------------------------------
function Val (This : in Object; Key : in String) return Integer is
begin
return This.Safe.Val (Key);
end Val;
------------------------------------------------------------------------
-- Max_Key --
------------------------------------------------------------------------
function Max_Key (This : in Object) return String is
begin
return This.Safe.Max_Key;
end Max_Key;
end Agpl.Counter.Multi;