DescribeCommands delphiAx Example
var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
json: TChilkatJsonObject;
sbRequestBody: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
AcknowledgedAt: WideString;
CommandId: WideString;
CompletedAt: WideString;
CreatedAt: WideString;
DeploymentId: WideString;
ExitCode: Integer;
InstanceId: WideString;
LogUrl: WideString;
Status: WideString;
v_Type: 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 := 'opsworks';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);
// URL: https://opsworks.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('opsworks.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.UpdateString('CommandIds[0]','string');
json.UpdateString('DeploymentId','string');
json.UpdateString('InstanceId','string');
// The JSON request body created by the above code:
// {
// "CommandIds": [
// "string"
// ],
// "DeploymentId": "string",
// "InstanceId": "string"
// }
rest.AddHeader('Content-Type','application/x-amz-json-1.1');
rest.AddHeader('X-Amz-Target','OpsWorks_20130218.DescribeCommands');
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
i := 0;
count_i := jResp.SizeOfArray('Commands');
while i < count_i do
begin
jResp.I := i;
AcknowledgedAt := jResp.StringOf('Commands[i].AcknowledgedAt');
CommandId := jResp.StringOf('Commands[i].CommandId');
CompletedAt := jResp.StringOf('Commands[i].CompletedAt');
CreatedAt := jResp.StringOf('Commands[i].CreatedAt');
DeploymentId := jResp.StringOf('Commands[i].DeploymentId');
ExitCode := jResp.IntOf('Commands[i].ExitCode');
InstanceId := jResp.StringOf('Commands[i].InstanceId');
LogUrl := jResp.StringOf('Commands[i].LogUrl');
Status := jResp.StringOf('Commands[i].Status');
v_Type := jResp.StringOf('Commands[i].Type');
i := i + 1;
end;
// A sample JSON response body parsed by the above code:
// {
// "Commands": [
// {
// "AcknowledgedAt": "string",
// "CommandId": "string",
// "CompletedAt": "string",
// "CreatedAt": "string",
// "DeploymentId": "string",
// "ExitCode": number,
// "InstanceId": "string",
// "LogUrl": "string",
// "Status": "string",
// "Type": "string"
// }
// ]
// }