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------------------------------------------------------------------------------
-- --
-- GNAT LIBRARY COMPONENTS --
-- --
-- A D A . C O N T A I N E R S . O R D E R E D _ M A P S --
-- --
-- S p e c --
-- --
-- Copyright (C) 2004-2009, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
-- apply solely to the contents of the part following the private keyword. --
-- --
-- GNAT 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. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- 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/>. --
-- --
-- This unit was originally developed by Matthew J Heaney. --
------------------------------------------------------------------------------
private with Ada.Containers.Red_Black_Trees;
private with Ada.Finalization;
private with Ada.Streams;
generic
type Key_Type is private;
type Element_Type is private;
with function "<" (Left, Right : Key_Type) return Boolean is <>;
with function "=" (Left, Right : Element_Type) return Boolean is <>;
package Ada.Containers.Ordered_Maps is
pragma Preelaborate;
pragma Remote_Types;
function Equivalent_Keys (Left, Right : Key_Type) return Boolean;
type Map is tagged private;
pragma Preelaborable_Initialization (Map);
type Cursor is private;
pragma Preelaborable_Initialization (Cursor);
Empty_Map : constant Map;
No_Element : constant Cursor;
function "=" (Left, Right : Map) return Boolean;
function Length (Container : Map) return Count_Type;
function Is_Empty (Container : Map) return Boolean;
procedure Clear (Container : in out Map);
function Key (Position : Cursor) return Key_Type;
function Element (Position : Cursor) return Element_Type;
procedure Replace_Element
(Container : in out Map;
Position : Cursor;
New_Item : Element_Type);
procedure Query_Element
(Position : Cursor;
Process : not null access
procedure (Key : Key_Type; Element : Element_Type));
procedure Update_Element
(Container : in out Map;
Position : Cursor;
Process : not null access
procedure (Key : Key_Type; Element : in out Element_Type));
procedure Move (Target : in out Map; Source : in out Map);
procedure Insert
(Container : in out Map;
Key : Key_Type;
New_Item : Element_Type;
Position : out Cursor;
Inserted : out Boolean);
procedure Insert
(Container : in out Map;
Key : Key_Type;
Position : out Cursor;
Inserted : out Boolean);
procedure Insert
(Container : in out Map;
Key : Key_Type;
New_Item : Element_Type);
procedure Include
(Container : in out Map;
Key : Key_Type;
New_Item : Element_Type);
procedure Replace
(Container : in out Map;
Key : Key_Type;
New_Item : Element_Type);
procedure Exclude (Container : in out Map; Key : Key_Type);
procedure Delete (Container : in out Map; Key : Key_Type);
procedure Delete (Container : in out Map; Position : in out Cursor);
procedure Delete_First (Container : in out Map);
procedure Delete_Last (Container : in out Map);
function First (Container : Map) return Cursor;
function First_Element (Container : Map) return Element_Type;
function First_Key (Container : Map) return Key_Type;
function Last (Container : Map) return Cursor;
function Last_Element (Container : Map) return Element_Type;
function Last_Key (Container : Map) return Key_Type;
function Next (Position : Cursor) return Cursor;
procedure Next (Position : in out Cursor);
function Previous (Position : Cursor) return Cursor;
procedure Previous (Position : in out Cursor);
function Find (Container : Map; Key : Key_Type) return Cursor;
function Element (Container : Map; Key : Key_Type) return Element_Type;
function Floor (Container : Map; Key : Key_Type) return Cursor;
function Ceiling (Container : Map; Key : Key_Type) return Cursor;
function Contains (Container : Map; Key : Key_Type) return Boolean;
function Has_Element (Position : Cursor) return Boolean;
function "<" (Left, Right : Cursor) return Boolean;
function ">" (Left, Right : Cursor) return Boolean;
function "<" (Left : Cursor; Right : Key_Type) return Boolean;
function ">" (Left : Cursor; Right : Key_Type) return Boolean;
function "<" (Left : Key_Type; Right : Cursor) return Boolean;
function ">" (Left : Key_Type; Right : Cursor) return Boolean;
procedure Iterate
(Container : Map;
Process : not null access procedure (Position : Cursor));
procedure Reverse_Iterate
(Container : Map;
Process : not null access procedure (Position : Cursor));
private
pragma Inline (Next);
pragma Inline (Previous);
type Node_Type;
type Node_Access is access Node_Type;
type Node_Type is limited record
Parent : Node_Access;
Left : Node_Access;
Right : Node_Access;
Color : Red_Black_Trees.Color_Type := Red_Black_Trees.Red;
Key : Key_Type;
Element : Element_Type;
end record;
package Tree_Types is new Red_Black_Trees.Generic_Tree_Types
(Node_Type,
Node_Access);
type Map is new Ada.Finalization.Controlled with record
Tree : Tree_Types.Tree_Type;
end record;
overriding
procedure Adjust (Container : in out Map);
overriding
procedure Finalize (Container : in out Map) renames Clear;
use Red_Black_Trees;
use Tree_Types;
use Ada.Finalization;
use Ada.Streams;
type Map_Access is access all Map;
for Map_Access'Storage_Size use 0;
type Cursor is record
Container : Map_Access;
Node : Node_Access;
end record;
procedure Write
(Stream : not null access Root_Stream_Type'Class;
Item : Cursor);
for Cursor'Write use Write;
procedure Read
(Stream : not null access Root_Stream_Type'Class;
Item : out Cursor);
for Cursor'Read use Read;
No_Element : constant Cursor := Cursor'(null, null);
procedure Write
(Stream : not null access Root_Stream_Type'Class;
Container : Map);
for Map'Write use Write;
procedure Read
(Stream : not null access Root_Stream_Type'Class;
Container : out Map);
for Map'Read use Read;
Empty_Map : constant Map :=
(Controlled with Tree => (First => null,
Last => null,
Root => null,
Length => 0,
Busy => 0,
Lock => 0));
end Ada.Containers.Ordered_Maps;