Dart

Glacier Get Inventory Retrieval Job Output

See more Amazon Glacier Examples

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

import 'package:chilkat/chilkat.dart';

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

  final rest = CkRest();

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

  // Provide AWS credentials.
  final authAws = CkAuthAws();
  authAws.accessKey = 'AWS_ACCESS_KEY';
  authAws.secretKey = 'AWS_SECRET_KEY';
  authAws.serviceName = 'glacier';
  authAws.region = 'us-west-2';

  rest.setAuthAws(authAws);

  // --------------------------------------------------------------------------
  // 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');

  final sbResponseBody = CkStringBuilder();
  try {
    rest.fullRequestNoBodySb('GET', '/AWS_ACCOUNT_ID/vaults/chilkat/jobs/JOB_ID/output', sbResponseBody);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  final respStatusCode = rest.responseStatusCode;
  if (respStatusCode >= 400) {
    print('Response Status Code = $respStatusCode');
    print('Response Header:');
    print(rest.responseHeader);
    print('Response Body:');
    print(sbResponseBody.getAsString());
    return;
  }

  // Success is indicated by a 200 response status.
  print('response status code = $respStatusCode');

  // The inventory retrieval job output is in CSV format.
  print('job output:');
  print(sbResponseBody.getAsString());
  print('--');

  // The CSV has these fields:  ArchiveId,ArchiveDescription,CreationDate,Size,SHA256TreeHash
  // Parse the CSV like this...
  final csv = CkCsv();
  csv.hasColumnNames = true;
  csv.loadFromString(sbResponseBody.getAsString());

  var i = 0;
  final numRows = csv.numRows;
  while (i < numRows) {
    print('ArchiveId: ${csv.getCellByName(i, 'ArchiveId')}');
    print('Description: ${csv.getCellByName(i, 'ArchiveDescription')}');
    print('Size: ${csv.getCellByName(i, 'Size')}');
    print('-');
    i++;
  }
}