(Delphi DLL) OSS Delete Bucket Objects (Alibaba Cloud)

See more Alibaba Cloud OSS Examples

Demonstrates how to delete objects in a bucket.

The Chilkat S3 functions in the HTTP class are compatible with Alibaba Cloud's OSS service.

Chilkat for Delphi Downloads Chilkat non-ActiveX DLL for Delphi Chilkat ActiveX DLL for Delphi * The examples here use the non-ActiveX DLL.

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: HCkHttp;
success: Boolean;
bucketName: PWideChar;
objectName1: PWideChar;
objectName2: PWideChar;
sa: HCkStringArray;
resp: HCkHttpResponse;

begin
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

http := CkHttp_Create();

// Insert your AccessKey ID here:
CkHttp_putAwsAccessKey(http,'access-key');

// Insert your AccessKey Secret here:
CkHttp_putAwsSecretKey(http,'secret-key');

// To delete objects from a bucket located in a different region, use the domain for that region, such as "oss-cn-hangzhou.aliyuncs.com 	"
// See Alibaba Object Storage Service Regions and Endpoints
CkHttp_putAwsEndpoint(http,'oss-us-east-1.aliyuncs.com');

bucketName := 'chilkat';

objectName1 := 'seahorse.jpg';
objectName2 := 'orchard.json';

sa := CkStringArray_Create();
CkStringArray_Append(sa,objectName1);
CkStringArray_Append(sa,objectName2);

resp := CkHttp_S3_DeleteMultipleObjects(http,bucketName,sa);
if (CkHttp_getLastMethodSuccess(http) = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

Memo1.Lines.Add('Response status code = ' + IntToStr(CkHttp_getLastStatus(http)));

// Display the XML response.
Memo1.Lines.Add(CkHttpResponse__bodyStr(resp));
CkHttpResponse_Dispose(resp);

CkHttp_Dispose(http);
CkStringArray_Dispose(sa);

end;