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end if;
end if;
end if;
end Navigate;
---------------------------------------------------------------------
procedure Navigate (
From : in Root_Object.Object_Access;
Class : in Ada.Tags.Tag;
To : in Root_Object.Object_List.List_Header_Access_Type) is
--
-- navigate from a single to a set
-- valid for:
-- S -> M
-- S -> A
--
Temp_Minor_Pointer: Relationship_Pair_Access_Type;
Temp_Major_Pointer: Relationship_Entry_Access_Type;
begin
if From.all'Tag = Single_Side then
Temp_Major_Pointer := The_Relationship_List;
Major_Loop:
while Temp_Major_Pointer /= null loop
if Temp_Major_Pointer.Single = From then
Temp_Minor_Pointer := Temp_Major_Pointer.Completion_List;
Minor_Loop:
while Temp_Minor_Pointer /= null loop
if Class = Multiple_Side then
Root_Object.Object_List.Insert (
New_Item => Temp_Minor_Pointer.Multiple,
On_To => To);
elsif Class = Associative_Side then
Root_Object.Object_List.Insert (
New_Item => Temp_Minor_Pointer.Associative,
On_To => To);
end if;
Temp_Minor_Pointer := Temp_Minor_Pointer.Next;
end loop Minor_Loop;
exit Major_Loop;
end if;
Temp_Major_Pointer := Temp_Major_Pointer.Next;
end loop Major_Loop;
--
end if;
end Navigate;
------------------------------------------------------------------------
-- associative correlated navigation
procedure Navigate (
From : in Root_Object.Object_Access;
Also : in Root_Object.Object_Access;
Class : in Ada.Tags.Tag;
To : out Root_Object.Object_Access) is
-- navigate from two singles to a single
-- valid for:
-- M and S -> A
-- S and M -> A
Temp_Single,
Single_Side_Source ,
Multiple_Side_Source,
Temp_Associative_Multiple,
Temp_Associative_Single : Root_Object.Object_Access := null;
Assoc_Set : Root_Object.Object_List.List_Header_Access_Type := Root_Object.Object_List.Initialise;
Found,
Tags_Correct : Boolean := FALSE;