Delphi ActiveX

Glacier Get Inventory Retrieval Job Output

See more Amazon Glacier Examples

Demonstrates how to get and parse the inventory retrieval job output. Delphi ActiveX

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Integer;
rest: TChilkatRest;
bTls: Integer;
port: Integer;
bAutoReconnect: Integer;
authAws: TChilkatAuthAws;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
csv: TChilkatCsv;
i: Integer;
numRows: Integer;

begin
success := 0;

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

rest := TChilkatRest.Create(Self);

// Connect to the Amazon AWS REST server in the desired region.
bTls := 1;
port := 443;
bAutoReconnect := 1;
success := rest.Connect('glacier.us-west-2.amazonaws.com',port,bTls,bAutoReconnect);

// Provide AWS credentials.
authAws := TChilkatAuthAws.Create(Self);
authAws.AccessKey := 'AWS_ACCESS_KEY';
authAws.SecretKey := 'AWS_SECRET_KEY';
authAws.ServiceName := 'glacier';
authAws.Region := 'us-west-2';

success := rest.SetAuthAws(authAws.ControlInterface);

// --------------------------------------------------------------------------
// Note: The above REST connection and setup of the AWS credentials
// can be done once.  After connecting, any number of REST calls can be made.
// The "auto reconnect" property passed to rest.Connect indicates that if
// the connection is lost, a REST method call will automatically reconnect
// if needed.
// --------------------------------------------------------------------------

// 
// For more information, see Glacier Retrieve Job Output Reference Documentation
// 
rest.AddHeader('x-amz-glacier-version','2012-06-01');

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/AWS_ACCOUNT_ID/vaults/chilkat/jobs/JOB_ID/output',sbResponseBody.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

respStatusCode := rest.ResponseStatusCode;
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(rest.ResponseHeader);
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(sbResponseBody.GetAsString());
    Exit;
  end;

// Success is indicated by a 200 response status.
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));

// The inventory retrieval job output is in CSV format.
Memo1.Lines.Add('job output:');
Memo1.Lines.Add(sbResponseBody.GetAsString());
Memo1.Lines.Add('--');

// The CSV has these fields:  ArchiveId,ArchiveDescription,CreationDate,Size,SHA256TreeHash
// Parse the CSV like this...
csv := TChilkatCsv.Create(Self);
csv.HasColumnNames := 1;
csv.LoadFromString(sbResponseBody.GetAsString());

i := 0;
numRows := csv.NumRows;
while i < numRows do
  begin
    Memo1.Lines.Add('ArchiveId: ' + csv.GetCellByName(i,'ArchiveId'));
    Memo1.Lines.Add('Description: ' + csv.GetCellByName(i,'ArchiveDescription'));
    Memo1.Lines.Add('Size: ' + csv.GetCellByName(i,'Size'));
    Memo1.Lines.Add('-');
    i := i + 1;
  end;
end;