整数配列をマスクとして使用して文字列を分割しようとしています。タスクは単純ですが、ADA (制約) に慣れていません。
これが私のコードです。ファイルに対してテストするときに、1文字のオフセットがある場合を除いて機能します。誰かがこのオフセットを削除するのを手伝ってくれますか? それは私を夢中にさせています。
generic_functions.adb :
package body Generic_Functions is
-- | Sums up the elements of an array of Integers
function Sum_Arr_Int(Arr_To_Sum: Int_Array) return Integer is
Sum: Integer;
begin
Sum := 0;
for I in Arr_To_Sum'Range loop
Sum := Sum + Arr_To_Sum(I);
end loop;
return Sum;
end Sum_Arr_Int;
-- | Split up a String into a array of Unbounded_String following pattern from an Int_Array
function Take_Enregistrements(Decoup_Tab: Int_Array; Str_To_Read: String) return Str_Array is
Previous, Next : Integer;
Arr_To_Return : Str_Array(Decoup_Tab'Range);
begin
if Sum_Arr_Int(Decoup_Tab) > Str_To_Read'Length then
raise Constraint_Error;
else
Previous := Decoup_Tab'First;
Next := Decoup_Tab(Decoup_Tab'First);
for I in Decoup_Tab'Range loop
if I /= Decoup_Tab'First then
Previous := Next + 1;
Next := (Previous - 1) + Decoup_Tab(I);
end if;
Arr_To_Return(I) := To_Unbounded_String(Str_To_Read(Previous..Next));
end loop;
return Arr_To_Return;
end if;
end Take_Enregistrements;
end Generic_Functions;
generic_functions.ads :
with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
package Generic_Functions is
-- | Types
type Int_Array is array(Positive range <>) of Integer;
type Str_Array is array(Positive range <>) of Unbounded_String;
-- | end of Types
-- | Functions
function Sum_Arr_Int(Arr_To_Sum: Int_Array) return Integer;
function Take_Enregistrements(Decoup_Tab: Int_Array; Str_To_Read: String) return Str_Array;
-- | end of Functions
end Generic_Functions;
generic_functions_tests.adb :
with Ada.Text_IO; use Ada.Text_IO;
with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
with Generic_Functions; use Generic_Functions;
procedure Generic_Functions_Tests is
-- | Variables
Decoup_Test : constant Int_Array(1..8) := (11, 19, 60, 24, 255, 10, 50, 255);
Test_Str_Arr : Str_Array(Decoup_Test'Range);
Test_Str_Arr2 : Str_Array(Decoup_Test'Range);
Test_Str_Arr3 : Str_Array(Decoup_Test'Range);
--Test_Int : Integer;
Test_Handle : File_Type;
-- | end of Variables
begin
Open(Test_Handle, In_File, "EXPORTFINAL.DAT");
Test_Str_Arr := Take_Enregistrements(Decoup_Test, Get_Line(Test_Handle));
Test_Str_Arr2 := Take_Enregistrements(Decoup_Test, Get_Line(Test_Handle));
Test_Str_Arr3 := Take_Enregistrements(Decoup_Test, Get_Line(Test_Handle));
for I in Test_Str_Arr'Range loop
Put_Line(To_String(Test_Str_Arr(I)));
end loop;
for I in Test_Str_Arr2'Range loop
Put_Line(To_String(Test_Str_Arr2(I)));
end loop;
for I in Test_Str_Arr3'Range loop
Put_Line(To_String(Test_Str_Arr3(I)));
end loop;
-- for I in Test_Str_Arr'Range loop
-- Test_Int := To_String(Test_Str_Arr(I))'Length;
-- Put_Line(Integer'Image(Test_Int));
-- end loop;
-- for I in Test_Str_Arr2'Range loop
-- Test_Int := To_String(Test_Str_Arr2(I))'Length;
-- Put_Line(Integer'Image(Test_Int));
-- end loop;
-- for I in Test_Str_Arr3'Range loop
-- Test_Int := To_String(Test_Str_Arr3(I))'Length;
-- Put_Line(Integer'Image(Test_Int));
-- end loop;
Close(Test_Handle);
end Generic_Functions_Tests;
そして最後にファイル:
000000000012012-01-01 10:00:00 IBM IBM COMPAGNIE IBM FRANCE 17 AVENUE DE l'EUROPE 92275 BOIS-COLOMBES CEDEX CONFIGURATION COMPLETE SERVEUR000000000000000000000019 .6000000000001000000000000000000001000.00000000000000000000000000000196.00000000000000000000000000001196.00000000
000000000022012-01-01 11:00:00 MICROSOFT MSC 39 QUAI DU PRESIDENT ROOSEVELT 92130 ISSY-LES-MOULINEAUX AMENAGEMENT SALLE INFORMATIQUE000000000000000000000019.6000000000001000000000000000000001000.00000000000000000000000000000196.00000000000000000000000000001196.00000000
000000000032012-01-01 12:00:00 MICROSOFT MSC 39 QUAI DU PRESIDENT ROOSEVELT 92130 ISSY-LES-MOULINEAUX TESTS SUR SITE000000000000000000000019.6000000000001000000000000000000003226.52000000000000000000000000000632.39792000000000000000000000003858.91792000 DELEGATION TECHNICIEN HARD000000000000000000000019.60000000000000000000000000000001.00000000000000000000000000001000.00000000000000000000000000000196.00000000000000000000000000001196.00000000