Chilkat Online Tools

CreateApiCache delphiAx Example

AWS AppSync

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
json: TChilkatJsonObject;
sbRequestBody: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
ApiCachingBehavior: WideString;
AtRestEncryptionEnabled: Integer;
Status: WideString;
TransitEncryptionEnabled: Integer;
Ttl: Integer;
v_Type: 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 := 'appsync';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

// URL: https://appsync.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('appsync.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('apiCachingBehavior','string');
json.UpdateInt('atRestEncryptionEnabled',123);
json.UpdateInt('transitEncryptionEnabled',123);
json.UpdateInt('ttl',123);
json.UpdateString('type','string');

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

// {
//   "apiCachingBehavior": "string",
//   "atRestEncryptionEnabled": boolean,
//   "transitEncryptionEnabled": boolean,
//   "ttl": number,
//   "type": "string"
// }

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

sbRequestBody := TChilkatStringBuilder.Create(Self);
json.EmitSb(sbRequestBody.ControlInterface);
sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestSb('POST','/v1/apis/{apiId}/ApiCaches',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

ApiCachingBehavior := jResp.StringOf('apiCache.apiCachingBehavior');
AtRestEncryptionEnabled := jResp.IntOf('apiCache.atRestEncryptionEnabled');
Status := jResp.StringOf('apiCache.status');
TransitEncryptionEnabled := jResp.IntOf('apiCache.transitEncryptionEnabled');
Ttl := jResp.IntOf('apiCache.ttl');
v_Type := jResp.StringOf('apiCache.type');

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

// {
//   "apiCache": {
//     "apiCachingBehavior": "string",
//     "atRestEncryptionEnabled": boolean,
//     "status": "string",
//     "transitEncryptionEnabled": boolean,
//     "ttl": number,
//     "type": "string"
//   }
// }