Files
gnatcoll-db/sqlite/gnatcoll-sql-sqlite.adb
anisimko 0819d68de5 Remove unused package references
no-tn-check

GNAT style check became more strict.

Change-Id: I24b59f7b3ffdfa58d8a54b3ede6bfa56fbdcc46d
2020-09-14 11:12:41 +06:00

157 lines
5.2 KiB
Ada

------------------------------------------------------------------------------
-- G N A T C O L L --
-- --
-- Copyright (C) 2005-2020, AdaCore --
-- --
-- This library is free software; you can redistribute it and/or modify it --
-- under terms of the GNU General Public License as published by the Free --
-- Software Foundation; either version 3, or (at your option) any later --
-- version. This library is distributed in the hope that it will be useful, --
-- but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHAN- --
-- TABILITY or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception, --
-- version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
------------------------------------------------------------------------------
with GNATCOLL.SQL.Sqlite.Builder;
package body GNATCOLL.SQL.Sqlite is
type Sqlite_Engine is new Database_Engine with null record;
overriding function Setup
(Engine : Sqlite_Engine;
Options : Name_Values.Map;
Errors : access Error_Reporter'Class) return Database_Description;
-----------
-- Setup --
-----------
function Setup
(Database : String;
Cache_Support : Boolean := False;
Errors : access Error_Reporter'Class := null;
Is_URI : Boolean := False)
return Database_Description
is
Result : Sqlite_Description_Access;
begin
Result := new Sqlite_Description
(Caching => Cache_Support, Errors => Errors);
Result.Dbname := new String'(Database);
Result.Is_URI := Is_URI;
return Database_Description (Result);
end Setup;
-----------
-- Setup --
-----------
overriding function Setup
(Engine : Sqlite_Engine;
Options : Name_Values.Map;
Errors : access Error_Reporter'Class) return Database_Description
is
pragma Unreferenced (Engine);
type Setup_Parameters is (Database, Is_URI, Caching);
Params : array (Setup_Parameters) of Name_Values.Cursor;
function Value (P : Setup_Parameters; Default : String) return String is
(if Name_Values.Has_Element (Params (P))
then Name_Values.Element (Params (P)) else Default);
begin
for C in Options.Iterate loop
Params (Setup_Parameters'Value (Name_Values.Key (C))) := C;
end loop;
return Setup
(Database => Value (Database, ""),
Is_URI => Boolean'Value (Value (Is_URI, "False")),
Cache_Support => Boolean'Value (Value (Caching, "False")),
Errors => Errors);
end Setup;
----------------------
-- Build_Connection --
----------------------
overriding function Build_Connection
(Self : access Sqlite_Description) return Database_Connection
is
DB : Database_Connection;
begin
DB := GNATCOLL.SQL.Sqlite.Builder.Build_Connection (Self);
Reset_Connection (DB);
return DB;
end Build_Connection;
---------------
-- Is_Sqlite --
---------------
function Is_Sqlite
(DB : access Database_Connection_Record'Class) return Boolean
is
begin
return Get_Description (DB).all in Sqlite_Description;
end Is_Sqlite;
-------------
-- DB_Name --
-------------
function DB_Name
(DB : access Database_Connection_Record'Class) return String is
begin
return Sqlite_Description (Get_Description (DB).all).Dbname.all;
exception
when Constraint_Error =>
-- Probably not a Sqlite_Description
return "";
end DB_Name;
----------
-- Free --
----------
overriding procedure Free (Self : in out Sqlite_Description) is
begin
Free (Self.Dbname);
end Free;
------------
-- Backup --
------------
function Backup
(DB1 : access Database_Connection_Record'Class;
DB2 : String;
From_DB1_To_DB2 : Boolean := True) return Boolean
is
begin
return GNATCOLL.SQL.Sqlite.Builder.Backup (DB1, DB2, From_DB1_To_DB2);
end Backup;
------------
-- Backup --
------------
function Backup
(From : access Database_Connection_Record'Class;
To : access Database_Connection_Record'Class) return Boolean is
begin
return GNATCOLL.SQL.Sqlite.Builder.Backup (From, To);
end Backup;
end GNATCOLL.SQL.Sqlite;