Delphi DLL

S3 Delete File

See more Amazon S3 Examples

Demonstrates how to delete a remote file (object) on the Amazon S3 service. Delphi DLL

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Http;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
http: HCkHttp;
bucketName: PWideChar;
objectName: PWideChar;

begin
success := False;

// This example assumes the Chilkat HTTP API to have been previously unlocked
// See Global Unlock Sample for sample code

http := CkHttp_Create();

// Insert your access key here
CkHttp_putAwsAccessKey(http,'AWS_ACCESS_KEY');

// Insert your secret key here
CkHttp_putAwsSecretKey(http,'AWS_SECRET_KEY');

bucketName := 'chilkattest';
objectName := 'starfish.jpg';

CkHttp_putKeepResponseBody(http,True);
success := CkHttp_S3_DeleteObject(http,bucketName,objectName);

if (success <> True) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

if (CkHttp_getLastStatus(http) <> 204) then
  begin
    Memo1.Lines.Add('Status code = ' + IntToStr(CkHttp_getLastStatus(http)));
    Memo1.Lines.Add(CkHttp__lastResponseBody(http));
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

// 204 is the success response status.
// When successful, the response body will be empty.
Memo1.Lines.Add('Status code = ' + IntToStr(CkHttp_getLastStatus(http)));
Memo1.Lines.Add('Success. Object deleted.');

CkHttp_Dispose(http);

end;