Chilkat Online Tools

CreateDataSource delphiAx Example

AWS AppSync

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
json: TChilkatJsonObject;
sbRequestBody: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
DataSourceArn: WideString;
Description: WideString;
AwsRegion: WideString;
BaseTableTTL: Integer;
DeltaSyncTableName: WideString;
DeltaSyncTableTTL: Integer;
TableName: WideString;
UseCallerCredentials: Integer;
Versioned: Integer;
ElasticsearchConfigAwsRegion: WideString;
Endpoint: WideString;
AuthorizationType: WideString;
SigningRegion: WideString;
SigningServiceName: WideString;
HttpConfigEndpoint: WideString;
LambdaFunctionArn: WideString;
Name: WideString;
OpenSearchServiceConfigAwsRegion: WideString;
OpenSearchServiceConfigEndpoint: WideString;
RdsHttpEndpointConfigAwsRegion: WideString;
AwsSecretStoreArn: WideString;
DatabaseName: WideString;
DbClusterIdentifier: WideString;
Schema: WideString;
RelationalDatabaseSourceType: WideString;
ServiceRoleArn: WideString;
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('description','string');
json.UpdateString('dynamodbConfig.awsRegion','string');
json.UpdateInt('dynamodbConfig.deltaSyncConfig.baseTableTTL',123);
json.UpdateString('dynamodbConfig.deltaSyncConfig.deltaSyncTableName','string');
json.UpdateInt('dynamodbConfig.deltaSyncConfig.deltaSyncTableTTL',123);
json.UpdateString('dynamodbConfig.tableName','string');
json.UpdateInt('dynamodbConfig.useCallerCredentials',123);
json.UpdateInt('dynamodbConfig.versioned',123);
json.UpdateString('elasticsearchConfig.awsRegion','string');
json.UpdateString('elasticsearchConfig.endpoint','string');
json.UpdateString('httpConfig.authorizationConfig.authorizationType','string');
json.UpdateString('httpConfig.authorizationConfig.awsIamConfig.signingRegion','string');
json.UpdateString('httpConfig.authorizationConfig.awsIamConfig.signingServiceName','string');
json.UpdateString('httpConfig.endpoint','string');
json.UpdateString('lambdaConfig.lambdaFunctionArn','string');
json.UpdateString('name','string');
json.UpdateString('openSearchServiceConfig.awsRegion','string');
json.UpdateString('openSearchServiceConfig.endpoint','string');
json.UpdateString('relationalDatabaseConfig.rdsHttpEndpointConfig.awsRegion','string');
json.UpdateString('relationalDatabaseConfig.rdsHttpEndpointConfig.awsSecretStoreArn','string');
json.UpdateString('relationalDatabaseConfig.rdsHttpEndpointConfig.databaseName','string');
json.UpdateString('relationalDatabaseConfig.rdsHttpEndpointConfig.dbClusterIdentifier','string');
json.UpdateString('relationalDatabaseConfig.rdsHttpEndpointConfig.schema','string');
json.UpdateString('relationalDatabaseConfig.relationalDatabaseSourceType','string');
json.UpdateString('serviceRoleArn','string');
json.UpdateString('type','string');

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

// {
//   "description": "string",
//   "dynamodbConfig": {
//     "awsRegion": "string",
//     "deltaSyncConfig": {
//       "baseTableTTL": number,
//       "deltaSyncTableName": "string",
//       "deltaSyncTableTTL": number
//     },
//     "tableName": "string",
//     "useCallerCredentials": boolean,
//     "versioned": boolean
//   },
//   "elasticsearchConfig": {
//     "awsRegion": "string",
//     "endpoint": "string"
//   },
//   "httpConfig": {
//     "authorizationConfig": {
//       "authorizationType": "string",
//       "awsIamConfig": {
//         "signingRegion": "string",
//         "signingServiceName": "string"
//       }
//     },
//     "endpoint": "string"
//   },
//   "lambdaConfig": {
//     "lambdaFunctionArn": "string"
//   },
//   "name": "string",
//   "openSearchServiceConfig": {
//     "awsRegion": "string",
//     "endpoint": "string"
//   },
//   "relationalDatabaseConfig": {
//     "rdsHttpEndpointConfig": {
//       "awsRegion": "string",
//       "awsSecretStoreArn": "string",
//       "databaseName": "string",
//       "dbClusterIdentifier": "string",
//       "schema": "string"
//     },
//     "relationalDatabaseSourceType": "string"
//   },
//   "serviceRoleArn": "string",
//   "type": "string"
// }

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

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

DataSourceArn := jResp.StringOf('dataSource.dataSourceArn');
Description := jResp.StringOf('dataSource.description');
AwsRegion := jResp.StringOf('dataSource.dynamodbConfig.awsRegion');
BaseTableTTL := jResp.IntOf('dataSource.dynamodbConfig.deltaSyncConfig.baseTableTTL');
DeltaSyncTableName := jResp.StringOf('dataSource.dynamodbConfig.deltaSyncConfig.deltaSyncTableName');
DeltaSyncTableTTL := jResp.IntOf('dataSource.dynamodbConfig.deltaSyncConfig.deltaSyncTableTTL');
TableName := jResp.StringOf('dataSource.dynamodbConfig.tableName');
UseCallerCredentials := jResp.IntOf('dataSource.dynamodbConfig.useCallerCredentials');
Versioned := jResp.IntOf('dataSource.dynamodbConfig.versioned');
ElasticsearchConfigAwsRegion := jResp.StringOf('dataSource.elasticsearchConfig.awsRegion');
Endpoint := jResp.StringOf('dataSource.elasticsearchConfig.endpoint');
AuthorizationType := jResp.StringOf('dataSource.httpConfig.authorizationConfig.authorizationType');
SigningRegion := jResp.StringOf('dataSource.httpConfig.authorizationConfig.awsIamConfig.signingRegion');
SigningServiceName := jResp.StringOf('dataSource.httpConfig.authorizationConfig.awsIamConfig.signingServiceName');
HttpConfigEndpoint := jResp.StringOf('dataSource.httpConfig.endpoint');
LambdaFunctionArn := jResp.StringOf('dataSource.lambdaConfig.lambdaFunctionArn');
Name := jResp.StringOf('dataSource.name');
OpenSearchServiceConfigAwsRegion := jResp.StringOf('dataSource.openSearchServiceConfig.awsRegion');
OpenSearchServiceConfigEndpoint := jResp.StringOf('dataSource.openSearchServiceConfig.endpoint');
RdsHttpEndpointConfigAwsRegion := jResp.StringOf('dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.awsRegion');
AwsSecretStoreArn := jResp.StringOf('dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.awsSecretStoreArn');
DatabaseName := jResp.StringOf('dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.databaseName');
DbClusterIdentifier := jResp.StringOf('dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.dbClusterIdentifier');
Schema := jResp.StringOf('dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.schema');
RelationalDatabaseSourceType := jResp.StringOf('dataSource.relationalDatabaseConfig.relationalDatabaseSourceType');
ServiceRoleArn := jResp.StringOf('dataSource.serviceRoleArn');
v_Type := jResp.StringOf('dataSource.type');

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

// {
//   "dataSource": {
//     "dataSourceArn": "string",
//     "description": "string",
//     "dynamodbConfig": {
//       "awsRegion": "string",
//       "deltaSyncConfig": {
//         "baseTableTTL": number,
//         "deltaSyncTableName": "string",
//         "deltaSyncTableTTL": number
//       },
//       "tableName": "string",
//       "useCallerCredentials": boolean,
//       "versioned": boolean
//     },
//     "elasticsearchConfig": {
//       "awsRegion": "string",
//       "endpoint": "string"
//     },
//     "httpConfig": {
//       "authorizationConfig": {
//         "authorizationType": "string",
//         "awsIamConfig": {
//           "signingRegion": "string",
//           "signingServiceName": "string"
//         }
//       },
//       "endpoint": "string"
//     },
//     "lambdaConfig": {
//       "lambdaFunctionArn": "string"
//     },
//     "name": "string",
//     "openSearchServiceConfig": {
//       "awsRegion": "string",
//       "endpoint": "string"
//     },
//     "relationalDatabaseConfig": {
//       "rdsHttpEndpointConfig": {
//         "awsRegion": "string",
//         "awsSecretStoreArn": "string",
//         "databaseName": "string",
//         "dbClusterIdentifier": "string",
//         "schema": "string"
//       },
//       "relationalDatabaseSourceType": "string"
//     },
//     "serviceRoleArn": "string",
//     "type": "string"
//   }
// }