text stringlengths 0 234 |
|---|
M2_Single_M1_Multiple.Unlink ( |
A_Instance => B_Instance, |
B_Instance => A_Instance); |
end Unlink; |
----------------------------------------------------------------------- |
procedure Navigate ( |
From : in Root_Object.Object_List.List_Header_Access_Type; |
Class : in Ada.Tags.Tag; |
To : in Root_Object.Object_List.List_Header_Access_Type) is |
The_A_Instance: Root_Object.Object_Access; |
begin |
The_A_Instance := Root_Object.Object_List.First_Entry_Of (From).Item; |
if The_A_Instance /= null then |
if The_A_Instance.all'tag = M1_Side then |
M1_Single_M2_Multiple.Navigate ( |
From => From, |
Class => Class, |
To => To); |
elsif The_A_Instance.all'tag = M2_Side then |
M2_Single_M1_Multiple.Navigate ( |
From => From, |
Class => Class, |
To => To); |
elsif The_A_Instance.all'tag = Associative_Side then |
if Class = M2_Side then |
M1_Single_M2_Multiple.Navigate ( |
From => From, |
Class => Class, |
To => To); |
elsif Class = M1_Side then |
M2_Single_M1_Multiple.Navigate ( |
From => From, |
Class => Class, |
To => To); |
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: |
-- M1 -> M2 |
-- M1 -> A |
-- M2 -> M1 |
-- M2 -> A |
-- |
begin |
if From.all'tag = M1_Side then |
M1_Single_M2_Multiple.Navigate ( |
From => From, |
Class => Class, |
To => To); |
elsif From.all'tag = M2_Side then |
M2_Single_M1_Multiple.Navigate ( |
From => From, |
Class => Class, |
To => To); |
elsif From.all'tag = Associative_Side then |
if Class = M2_Side then |
M1_Single_M2_Multiple.Navigate ( |
From => From, |
Class => Class, |
To => To); |
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