Chilkat Online Tools

CreateDataset delphiDll Example

AWS IoT Analytics

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
datasetArn: PWideChar;
datasetName: PWideChar;
NumberOfDays: Integer;
Unlimited: Integer;

begin
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

rest := CkRest_Create();

authAws := CkAuthAws_Create();
CkAuthAws_putAccessKey(authAws,'AWS_ACCESS_KEY');
CkAuthAws_putSecretKey(authAws,'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.)
CkAuthAws_putRegion(authAws,'us-west-2');
CkAuthAws_putServiceName(authAws,'iotanalytics');
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);

// URL: https://iotanalytics.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := CkRest_Connect(rest,'iotanalytics.us-west-2.amazonaws.com',443,True,True);
if (success <> True) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(CkRest_getConnectFailReason(rest)));
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    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 := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'actions[0].actionName','string');
CkJsonObject_UpdateString(json,'actions[0].containerAction.executionRoleArn','string');
CkJsonObject_UpdateString(json,'actions[0].containerAction.image','string');
CkJsonObject_UpdateString(json,'actions[0].containerAction.resourceConfiguration.computeType','string');
CkJsonObject_UpdateInt(json,'actions[0].containerAction.resourceConfiguration.volumeSizeInGB',123);
CkJsonObject_UpdateString(json,'actions[0].containerAction.variables[0].datasetContentVersionValue.datasetName','string');
CkJsonObject_UpdateInt(json,'actions[0].containerAction.variables[0].doubleValue',123);
CkJsonObject_UpdateString(json,'actions[0].containerAction.variables[0].name','string');
CkJsonObject_UpdateString(json,'actions[0].containerAction.variables[0].outputFileUriValue.fileName','string');
CkJsonObject_UpdateString(json,'actions[0].containerAction.variables[0].stringValue','string');
CkJsonObject_UpdateInt(json,'actions[0].queryAction.filters[0].deltaTime.offsetSeconds',123);
CkJsonObject_UpdateString(json,'actions[0].queryAction.filters[0].deltaTime.timeExpression','string');
CkJsonObject_UpdateString(json,'actions[0].queryAction.sqlQuery','string');
CkJsonObject_UpdateString(json,'contentDeliveryRules[0].destination.iotEventsDestinationConfiguration.inputName','string');
CkJsonObject_UpdateString(json,'contentDeliveryRules[0].destination.iotEventsDestinationConfiguration.roleArn','string');
CkJsonObject_UpdateString(json,'contentDeliveryRules[0].destination.s3DestinationConfiguration.bucket','string');
CkJsonObject_UpdateString(json,'contentDeliveryRules[0].destination.s3DestinationConfiguration.glueConfiguration.databaseName','string');
CkJsonObject_UpdateString(json,'contentDeliveryRules[0].destination.s3DestinationConfiguration.glueConfiguration.tableName','string');
CkJsonObject_UpdateString(json,'contentDeliveryRules[0].destination.s3DestinationConfiguration.key','string');
CkJsonObject_UpdateString(json,'contentDeliveryRules[0].destination.s3DestinationConfiguration.roleArn','string');
CkJsonObject_UpdateString(json,'contentDeliveryRules[0].entryName','string');
CkJsonObject_UpdateString(json,'datasetName','string');
CkJsonObject_UpdateInt(json,'lateDataRules[0].ruleConfiguration.deltaTimeSessionWindowConfiguration.timeoutInMinutes',123);
CkJsonObject_UpdateString(json,'lateDataRules[0].ruleName','string');
CkJsonObject_UpdateInt(json,'retentionPeriod.numberOfDays',123);
CkJsonObject_UpdateInt(json,'retentionPeriod.unlimited',123);
CkJsonObject_UpdateString(json,'tags[0].key','string');
CkJsonObject_UpdateString(json,'tags[0].value','string');
CkJsonObject_UpdateString(json,'triggers[0].dataset.name','string');
CkJsonObject_UpdateString(json,'triggers[0].schedule.expression','string');
CkJsonObject_UpdateInt(json,'versioningConfiguration.maxVersions',123);
CkJsonObject_UpdateInt(json,'versioningConfiguration.unlimited',123);

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

// {
//   "actions": [
//     {
//       "actionName": "string",
//       "containerAction": {
//         "executionRoleArn": "string",
//         "image": "string",
//         "resourceConfiguration": {
//           "computeType": "string",
//           "volumeSizeInGB": number
//         },
//         "variables": [
//           {
//             "datasetContentVersionValue": {
//               "datasetName": "string"
//             },
//             "doubleValue": number,
//             "name": "string",
//             "outputFileUriValue": {
//               "fileName": "string"
//             },
//             "stringValue": "string"
//           }
//         ]
//       },
//       "queryAction": {
//         "filters": [
//           {
//             "deltaTime": {
//               "offsetSeconds": number,
//               "timeExpression": "string"
//             }
//           }
//         ],
//         "sqlQuery": "string"
//       }
//     }
//   ],
//   "contentDeliveryRules": [
//     {
//       "destination": {
//         "iotEventsDestinationConfiguration": {
//           "inputName": "string",
//           "roleArn": "string"
//         },
//         "s3DestinationConfiguration": {
//           "bucket": "string",
//           "glueConfiguration": {
//             "databaseName": "string",
//             "tableName": "string"
//           },
//           "key": "string",
//           "roleArn": "string"
//         }
//       },
//       "entryName": "string"
//     }
//   ],
//   "datasetName": "string",
//   "lateDataRules": [
//     {
//       "ruleConfiguration": {
//         "deltaTimeSessionWindowConfiguration": {
//           "timeoutInMinutes": number
//         }
//       },
//       "ruleName": "string"
//     }
//   ],
//   "retentionPeriod": {
//     "numberOfDays": number,
//     "unlimited": boolean
//   },
//   "tags": [
//     {
//       "key": "string",
//       "value": "string"
//     }
//   ],
//   "triggers": [
//     {
//       "dataset": {
//         "name": "string"
//       },
//       "schedule": {
//         "expression": "string"
//       }
//     }
//   ],
//   "versioningConfiguration": {
//     "maxVersions": number,
//     "unlimited": boolean
//   }
// }

CkRest_AddHeader(rest,'Content-Type','application/x-amz-json-1.1');
CkRest_AddHeader(rest,'X-Amz-Target','CreateDataset');

sbRequestBody := CkStringBuilder_Create();
CkJsonObject_EmitSb(json,sbRequestBody);
sbResponseBody := CkStringBuilder_Create();
success := CkRest_FullRequestSb(rest,'POST','/datasets',sbRequestBody,sbResponseBody);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;
respStatusCode := CkRest_getResponseStatusCode(rest);
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkRest__responseHeader(rest));
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(CkStringBuilder__getAsString(sbResponseBody));
    Exit;
  end;

jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);

// 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

datasetArn := CkJsonObject__stringOf(jResp,'datasetArn');
datasetName := CkJsonObject__stringOf(jResp,'datasetName');
NumberOfDays := CkJsonObject_IntOf(jResp,'retentionPeriod.numberOfDays');
Unlimited := CkJsonObject_IntOf(jResp,'retentionPeriod.unlimited');

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

// {
//   "datasetArn": "string",
//   "datasetName": "string",
//   "retentionPeriod": {
//     "numberOfDays": number,
//     "unlimited": boolean
//   }
// }

CkRest_Dispose(rest);
CkAuthAws_Dispose(authAws);
CkJsonObject_Dispose(json);
CkStringBuilder_Dispose(sbRequestBody);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);