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------------------------------------------------------------------------------
-- --
-- GNAT LIBRARY COMPONENTS --
-- --
-- ADA.CONTAINERS.INDEFINITE_HASHED_MAPS --
-- --
-- S p e c --
-- --
-- Copyright (C) 2004 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 2, 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. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING. If not, write --
-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
-- MA 02111-1307, USA. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- this unit does not by itself cause the resulting executable to be --
-- covered by the GNU General Public License. This exception does not --
-- however invalidate any other reasons why the executable file might be --
-- covered by the GNU Public License. --
-- --
-- This unit was originally developed by Matthew J Heaney. --
------------------------------------------------------------------------------
with Ada.Containers.Hash_Tables;
with Ada.Streams;
generic
type Key_Type (<>) is private;
type Element_Type (<>) is private;
with function Hash (Key : Key_Type) return Hash_Type;
with function Equivalent_Keys (Left, Right : Key_Type) return Boolean;
with function "=" (Left, Right : Element_Type) return Boolean is <>;
package Ada.Containers.Indefinite_Hashed_Maps is
pragma Preelaborate (Indefinite_Hashed_Maps);
type Map is tagged private;
type Cursor is private;
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 Element (Position : Cursor) return Element_Type;
procedure Query_Element
(Position : Cursor;
Process : not null access procedure (Key : Key_Type;
Element : Element_Type));
procedure Update_Element
(Position : Cursor;
Process : not null access procedure (Key : Key_Type;
Element : in out Element_Type));
procedure Replace_Element
(Position : Cursor;
By : 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;
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 Delete
(Container : in out Map;
Key : Key_Type);
procedure Exclude
(Container : in out Map;
Key : Key_Type);
procedure Delete
(Container : in out Map;
Position : in out Cursor);
function Contains
(Container : Map;
Key : Key_Type) return Boolean;
function Find
(Container : Map;
Key : Key_Type) return Cursor;
function Element
(Container : Map;
Key : Key_Type) return Element_Type;
function Capacity (Container : Map) return Count_Type;
procedure Reserve_Capacity
(Container : in out Map;
Capacity : Count_Type);
function First (Container : Map) return Cursor;
function Next (Position : Cursor) return Cursor;
procedure Next (Position : in out Cursor);
function Has_Element (Position : Cursor) return Boolean;
function Key (Position : Cursor) return Key_Type;
function Equivalent_Keys (Left, Right : Cursor)
return Boolean;
function Equivalent_Keys
(Left : Cursor;
Right : Key_Type) return Boolean;
function Equivalent_Keys
(Left : Key_Type;
Right : Cursor) return Boolean;
procedure Iterate
(Container : Map;
Process : not null access procedure (Position : Cursor));
private
type Node_Type;
type Node_Access is access Node_Type;
package HT_Types is
new Hash_Tables.Generic_Hash_Table_Types (Node_Access);
use HT_Types;
type Map is new Hash_Table_Type with null record;
procedure Adjust (Container : in out Map);
procedure Finalize (Container : in out Map);
type Map_Access is access constant Map;
for Map_Access'Storage_Size use 0;
type Cursor is
record
Container : Map_Access;
Node : Node_Access;
end record;
No_Element : constant Cursor :=
(Container => null,
Node => null);
use Ada.Streams;
procedure Write
(Stream : access Root_Stream_Type'Class;
Container : Map);
for Map'Write use Write;
procedure Read
(Stream : access Root_Stream_Type'Class;
Container : out Map);
for Map'Read use Read;
Empty_Map : constant Map := (Hash_Table_Type with null record);
end Ada.Containers.Indefinite_Hashed_Maps;
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