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.Hashed_Maps is
pragma Preelaborate (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 Insert
(Container : in out Map;
Key : Key_Type;
Position : out Cursor;
Inserted : out Boolean);
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);
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);
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);
end Ada.Containers.Hashed_Maps;