------------------------------------------------------------------------------ -- -- -- GNAT LIBRARY COMPONENTS -- -- -- -- A D A . C O N T A I N E R S . -- -- I N D E F I N I T E _ O R D E R E D _ M A P S -- -- -- -- S p e c -- -- -- -- Copyright (C) 2004-2005, 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, 51 Franklin Street, Fifth Floor, -- -- Boston, MA 02110-1301, 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.Red_Black_Trees; with Ada.Finalization; 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.Indefinite_Ordered_Maps is pragma Preelaborate; function Equivalent_Keys (Left, Right : Key_Type) return Boolean; 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 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; 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 type Node_Type; type Node_Access is access Node_Type; type Key_Access is access Key_Type; type Element_Access is access Element_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_Access; Element : Element_Access; 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; procedure Adjust (Container : in out Map); 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.Indefinite_Ordered_Maps;