Chilkat Online Tools

ListServiceInstances delphiAx Example

AWS Proton

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
json: TChilkatJsonObject;
sbRequestBody: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
arn: WideString;
createdAt: Integer;
deploymentStatus: WideString;
deploymentStatusMessage: WideString;
environmentName: WideString;
lastDeploymentAttemptedAt: Integer;
lastDeploymentSucceededAt: Integer;
name: WideString;
serviceName: WideString;
templateMajorVersion: WideString;
templateMinorVersion: WideString;
templateName: WideString;
nextToken: WideString;
i: Integer;
count_i: Integer;

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 := 'proton';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

// URL: https://proton.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('proton.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;

// The following code creates the JSON request body.
// The JSON created by this code is shown below.

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

json := TChilkatJsonObject.Create(Self);
json.UpdateInt('maxResults',123);
json.UpdateString('nextToken','string');
json.UpdateString('serviceName','string');

// The JSON request body created by the above code:

// {
//   "maxResults": number,
//   "nextToken": "string",
//   "serviceName": "string"
// }

rest.AddHeader('Content-Type','application/x-amz-json-1.0');
rest.AddHeader('X-Amz-Target','AwsProton20200720.ListServiceInstances');

sbRequestBody := TChilkatStringBuilder.Create(Self);
json.EmitSb(sbRequestBody.ControlInterface);
sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestSb('POST','/',sbRequestBody.ControlInterface,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

nextToken := jResp.StringOf('nextToken');
i := 0;
count_i := jResp.SizeOfArray('serviceInstances');
while i < count_i do
  begin
    jResp.I := i;
    arn := jResp.StringOf('serviceInstances[i].arn');
    createdAt := jResp.IntOf('serviceInstances[i].createdAt');
    deploymentStatus := jResp.StringOf('serviceInstances[i].deploymentStatus');
    deploymentStatusMessage := jResp.StringOf('serviceInstances[i].deploymentStatusMessage');
    environmentName := jResp.StringOf('serviceInstances[i].environmentName');
    lastDeploymentAttemptedAt := jResp.IntOf('serviceInstances[i].lastDeploymentAttemptedAt');
    lastDeploymentSucceededAt := jResp.IntOf('serviceInstances[i].lastDeploymentSucceededAt');
    name := jResp.StringOf('serviceInstances[i].name');
    serviceName := jResp.StringOf('serviceInstances[i].serviceName');
    templateMajorVersion := jResp.StringOf('serviceInstances[i].templateMajorVersion');
    templateMinorVersion := jResp.StringOf('serviceInstances[i].templateMinorVersion');
    templateName := jResp.StringOf('serviceInstances[i].templateName');
    i := i + 1;
  end;

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

// {
//   "nextToken": "string",
//   "serviceInstances": [
//     {
//       "arn": "string",
//       "createdAt": number,
//       "deploymentStatus": "string",
//       "deploymentStatusMessage": "string",
//       "environmentName": "string",
//       "lastDeploymentAttemptedAt": number,
//       "lastDeploymentSucceededAt": number,
//       "name": "string",
//       "serviceName": "string",
//       "templateMajorVersion": "string",
//       "templateMinorVersion": "string",
//       "templateName": "string"
//     }
//   ]
// }