Pascal (Lazarus/Delphi)

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.

Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.Http,
  Chilkat.StringTable,
  Chilkat.HttpResponse;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  bucketName: string;
  objectName1: string;
  objectName2: string;
  st: TStringTable;
  resp: THttpResponse;

begin
  success := False;

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

  http := THttp.Create;

  //  Insert your AccessKey ID here:
  http.AwsAccessKey := 'access-key';

  //  Insert your AccessKey Secret here:
  http.AwsSecretKey := '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
  http.AwsEndpoint := 'oss-us-east-1.aliyuncs.com';

  bucketName := 'chilkat';

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

  st := TStringTable.Create;
  st.Append(objectName1);
  st.Append(objectName2);

  resp := THttpResponse.Create;
  success := http.S3_DeleteObjects(bucketName,st,resp);
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  WriteLn('Response status code = ' + http.LastStatus);

  //  Display the XML response.
  WriteLn(resp.BodyStr);


  http.Free;
  st.Free;
  resp.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.