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267 | ------------------------------------------------------------------------------
-- --
-- Matreshka Project --
-- --
-- Ada Modeling Framework --
-- --
-- Runtime Library Component --
-- --
------------------------------------------------------------------------------
-- --
-- Copyright © 2011-2012, Vadim Godunko <vgodunko@gmail.com> --
-- All rights reserved. --
-- --
-- Redistribution and use in source and binary forms, with or without --
-- modification, are permitted provided that the following conditions --
-- are met: --
-- --
-- * Redistributions of source code must retain the above copyright --
-- notice, this list of conditions and the following disclaimer. --
-- --
-- * Redistributions in binary form must reproduce the above copyright --
-- notice, this list of conditions and the following disclaimer in the --
-- documentation and/or other materials provided with the distribution. --
-- --
-- * Neither the name of the Vadim Godunko, IE nor the names of its --
-- contributors may be used to endorse or promote products derived from --
-- this software without specific prior written permission. --
-- --
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS --
-- "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT --
-- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR --
-- A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT --
-- HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, --
-- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED --
-- TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR --
-- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF --
-- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING --
-- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS --
-- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. --
-- --
------------------------------------------------------------------------------
-- $Revision: 2656 $ $Date: 2012-03-22 23:06:30 +0400 (Чт, 22 мар 2012) $
------------------------------------------------------------------------------
with AMF.Elements;
with AMF.Holders.Reflective_Collections;
with AMF.Internals.Collections.Elements.Containers;
with AMF.Reflective_Collections.Internals;
package body AMF.Generic_Collections is
use type AMF.Internals.Collections.Elements.Shared_Element_Collection_Access;
---------
-- Add --
---------
-- procedure Add (Self : Collection'Class; Item : not null Element_Access) is
procedure Add
(Self : in out Collection'Class;
Item : not null access Abstract_Element'Class) is
begin
if Self.Collection = null then
Self.Collection :=
new AMF.Internals.Collections.Elements.Containers.Shared_Element_Collection_Container;
end if;
Self.Collection.Add (AMF.Elements.Element_Access (Item));
end Add;
------------
-- Adjust --
------------
overriding procedure Adjust (Self : in out Collection) is
begin
if Self.Collection /= null then
Self.Collection.Reference;
end if;
end Adjust;
-------------
-- Element --
-------------
function Element
(Self : Collection'Class;
Index : Positive) return not null Element_Access is
begin
if Self.Collection = null then
raise Constraint_Error with "Index is out of range";
else
return
Element_Access
(AMF.Elements.Element_Access'(Self.Collection.Element (Index)));
end if;
end Element;
--------------
-- Excludes --
--------------
function Excludes
(Self : Collection'Class;
Element : not null access constant Abstract_Element'Class)
return Boolean is
begin
for J in 1 .. Self.Length loop
if Self.Element (J) = Element then
return False;
end if;
end loop;
return True;
end Excludes;
--------------
-- Finalize --
--------------
overriding procedure Finalize (Self : in out Collection) is
begin
if Self.Collection /= null then
Self.Collection.Unreference;
Self.Collection := null;
end if;
end Finalize;
--------------
-- Includes --
--------------
function Includes
(Self : Collection'Class;
Element : not null access constant Abstract_Element'Class)
return Boolean is
begin
for J in 1 .. Self.Length loop
if Self.Element (J) = Element then
return True;
end if;
end loop;
return False;
end Includes;
--------------
-- Internal --
--------------
function Internal
(Self : Collection'Class)
return
AMF.Internals.Collections.Elements.Shared_Element_Collection_Access is
begin
return Self.Collection;
end Internal;
---------------
-- Internals --
---------------
package body Internals is
---------------
-- To_Holder --
---------------
function To_Holder
(Item : Collection'Class) return League.Holders.Holder is
begin
return
AMF.Holders.Reflective_Collections.To_Holder
(AMF.Reflective_Collections.Internals.Create
(AMF.Internals.Collections.Shared_Collection_Access
(Item.Collection)));
end To_Holder;
end Internals;
--------------
-- Is_Empty --
--------------
function Is_Empty (Self : Collection'Class) return Boolean is
begin
return Self.Collection = null or else Self.Collection.Length = 0;
end Is_Empty;
------------
-- Length --
------------
function Length (Self : Collection'Class) return Natural is
begin
if Self.Collection = null then
return 0;
else
return Self.Collection.Length;
end if;
end Length;
-----------
-- Union --
-----------
procedure Union
(Self : in out Set'Class;
Collection : Set'Class) is
begin
for J in 1 .. Collection.Length loop
if not Self.Includes (Collection.Element (J)) then
Self.Add (Collection.Element (J));
end if;
end loop;
end Union;
----------
-- Wrap --
----------
function Wrap
(Item : not null
AMF.Internals.Collections.Elements.Shared_Element_Collection_Access)
return Bag is
begin
return Bag'(Ada.Finalization.Controlled with Collection => Item);
end Wrap;
----------
-- Wrap --
----------
function Wrap
(Item : not null
AMF.Internals.Collections.Elements.Shared_Element_Collection_Access)
return Ordered_Set is
begin
return Ordered_Set'(Ada.Finalization.Controlled with Collection => Item);
end Wrap;
----------
-- Wrap --
----------
function Wrap
(Item : not null
AMF.Internals.Collections.Elements.Shared_Element_Collection_Access)
return Sequence is
begin
return Sequence'(Ada.Finalization.Controlled with Collection => Item);
end Wrap;
----------
-- Wrap --
----------
function Wrap
(Item : not null
AMF.Internals.Collections.Elements.Shared_Element_Collection_Access)
return Set is
begin
return Set'(Ada.Finalization.Controlled with Collection => Item);
end Wrap;
end AMF.Generic_Collections;
|