Chilkat Online Tools

ListKnowledgeBases delphiAx Example

Amazon Wisdom

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
description: WideString;
knowledgeBaseArn: WideString;
knowledgeBaseId: WideString;
knowledgeBaseType: WideString;
name: WideString;
TemplateUri: WideString;
KmsKeyId: WideString;
AppIntegrationArn: WideString;
status: WideString;
v_String: WideString;
j: Integer;
count_j: Integer;
strVal: 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 := 'wisdom';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

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

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/knowledgeBases',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('knowledgeBaseSummaries');
while i < count_i do
  begin
    jResp.I := i;
    description := jResp.StringOf('knowledgeBaseSummaries[i].description');
    knowledgeBaseArn := jResp.StringOf('knowledgeBaseSummaries[i].knowledgeBaseArn');
    knowledgeBaseId := jResp.StringOf('knowledgeBaseSummaries[i].knowledgeBaseId');
    knowledgeBaseType := jResp.StringOf('knowledgeBaseSummaries[i].knowledgeBaseType');
    name := jResp.StringOf('knowledgeBaseSummaries[i].name');
    TemplateUri := jResp.StringOf('knowledgeBaseSummaries[i].renderingConfiguration.templateUri');
    KmsKeyId := jResp.StringOf('knowledgeBaseSummaries[i].serverSideEncryptionConfiguration.kmsKeyId');
    AppIntegrationArn := jResp.StringOf('knowledgeBaseSummaries[i].sourceConfiguration.appIntegrations.appIntegrationArn');
    status := jResp.StringOf('knowledgeBaseSummaries[i].status');
    v_String := jResp.StringOf('knowledgeBaseSummaries[i].tags.string');
    j := 0;
    count_j := jResp.SizeOfArray('knowledgeBaseSummaries[i].sourceConfiguration.appIntegrations.objectFields');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('knowledgeBaseSummaries[i].sourceConfiguration.appIntegrations.objectFields[j]');
        j := j + 1;
      end;

    i := i + 1;
  end;

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

// {
//   "knowledgeBaseSummaries": [
//     {
//       "description": "string",
//       "knowledgeBaseArn": "string",
//       "knowledgeBaseId": "string",
//       "knowledgeBaseType": "string",
//       "name": "string",
//       "renderingConfiguration": {
//         "templateUri": "string"
//       },
//       "serverSideEncryptionConfiguration": {
//         "kmsKeyId": "string"
//       },
//       "sourceConfiguration": {
//         "appIntegrations": {
//           "appIntegrationArn": "string",
//           "objectFields": [
//             "string"
//           ]
//         }
//       },
//       "status": "string",
//       "tags": {
//         "string": "string"
//       }
//     }
//   ],
//   "nextToken": "string"
// }