Chilkat Online Tools

GetQuantumTask delphiAx Example

Amazon Braket

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
createdAt: Integer;
deviceArn: WideString;
deviceParameters: WideString;
endedAt: Integer;
failureReason: WideString;
jobArn: WideString;
outputS3Bucket: WideString;
outputS3Directory: WideString;
quantumTaskArn: WideString;
shots: Integer;
status: WideString;
v_String: WideString;

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

rest := TChilkatRest.Create(Self);

authAws := TChilkatAuthAws.Create(Self);
authAws.AccessKey := 'AWS_ACCESS_KEY';
authAws.SecretKey := 'AWS_SECRET_KEY';

// Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
authAws.Region := 'us-west-2';
authAws.ServiceName := 'braket';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

// URL: https://braket.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('braket.us-west-2.amazonaws.com',443,1,1);
if (success <> 1) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(rest.ConnectFailReason));
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

rest.AddHeader('Content-Type','application/x-amz-json-1.1');
rest.AddHeader('X-Amz-Target','GetQuantumTask');

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/quantum-task/{quantumTaskArn}',sbResponseBody.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;
respStatusCode := rest.ResponseStatusCode;
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(rest.ResponseHeader);
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(sbResponseBody.GetAsString());
    Exit;
  end;

jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.

// Use this online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

createdAt := jResp.IntOf('createdAt');
deviceArn := jResp.StringOf('deviceArn');
deviceParameters := jResp.StringOf('deviceParameters');
endedAt := jResp.IntOf('endedAt');
failureReason := jResp.StringOf('failureReason');
jobArn := jResp.StringOf('jobArn');
outputS3Bucket := jResp.StringOf('outputS3Bucket');
outputS3Directory := jResp.StringOf('outputS3Directory');
quantumTaskArn := jResp.StringOf('quantumTaskArn');
shots := jResp.IntOf('shots');
status := jResp.StringOf('status');
v_String := jResp.StringOf('tags.string');

// A sample JSON response body parsed by the above code:

// {
//   "createdAt": number,
//   "deviceArn": "string",
//   "deviceParameters": "string",
//   "endedAt": number,
//   "failureReason": "string",
//   "jobArn": "string",
//   "outputS3Bucket": "string",
//   "outputS3Directory": "string",
//   "quantumTaskArn": "string",
//   "shots": number,
//   "status": "string",
//   "tags": {
//     "string": "string"
//   }
// }