Chilkat Online Tools

GetQuantumTask delphiDll Example

Amazon Braket

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
createdAt: Integer;
deviceArn: PWideChar;
deviceParameters: PWideChar;
endedAt: Integer;
failureReason: PWideChar;
jobArn: PWideChar;
outputS3Bucket: PWideChar;
outputS3Directory: PWideChar;
quantumTaskArn: PWideChar;
shots: Integer;
status: PWideChar;
v_String: PWideChar;

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

rest := CkRest_Create();

authAws := CkAuthAws_Create();
CkAuthAws_putAccessKey(authAws,'AWS_ACCESS_KEY');
CkAuthAws_putSecretKey(authAws,'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.)
CkAuthAws_putRegion(authAws,'us-west-2');
CkAuthAws_putServiceName(authAws,'braket');
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);

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

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

sbResponseBody := CkStringBuilder_Create();
success := CkRest_FullRequestNoBodySb(rest,'GET','/quantum-task/{quantumTaskArn}',sbResponseBody);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;
respStatusCode := CkRest_getResponseStatusCode(rest);
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkRest__responseHeader(rest));
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(CkStringBuilder__getAsString(sbResponseBody));
    Exit;
  end;

jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);

// 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 := CkJsonObject_IntOf(jResp,'createdAt');
deviceArn := CkJsonObject__stringOf(jResp,'deviceArn');
deviceParameters := CkJsonObject__stringOf(jResp,'deviceParameters');
endedAt := CkJsonObject_IntOf(jResp,'endedAt');
failureReason := CkJsonObject__stringOf(jResp,'failureReason');
jobArn := CkJsonObject__stringOf(jResp,'jobArn');
outputS3Bucket := CkJsonObject__stringOf(jResp,'outputS3Bucket');
outputS3Directory := CkJsonObject__stringOf(jResp,'outputS3Directory');
quantumTaskArn := CkJsonObject__stringOf(jResp,'quantumTaskArn');
shots := CkJsonObject_IntOf(jResp,'shots');
status := CkJsonObject__stringOf(jResp,'status');
v_String := CkJsonObject__stringOf(jResp,'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"
//   }
// }

CkRest_Dispose(rest);
CkAuthAws_Dispose(authAws);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);