Chilkat Online Tools

DescribeDominantLanguageDetectionJob delphiDll Example

Amazon Comprehend

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
strVal: PWideChar;
DataAccessRoleArn: PWideChar;
EndTime: Integer;
DocumentReadAction: PWideChar;
DocumentReadMode: PWideChar;
InputFormat: PWideChar;
S3Uri: PWideChar;
JobArn: PWideChar;
JobId: PWideChar;
JobName: PWideChar;
JobStatus: PWideChar;
Message: PWideChar;
KmsKeyId: PWideChar;
OutputDataConfigS3Uri: PWideChar;
SubmitTime: Integer;
VolumeKmsKeyId: PWideChar;
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 := 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,'comprehend');
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);

// URL: https://comprehend.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := CkRest_Connect(rest,'comprehend.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,'JobId','string');

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

// {
//   "JobId": "string"
// }

CkRest_AddHeader(rest,'Content-Type','application/x-amz-json-1.1');
CkRest_AddHeader(rest,'X-Amz-Target','Comprehend_20171127.DescribeDominantLanguageDetectionJob');

sbRequestBody := CkStringBuilder_Create();
CkJsonObject_EmitSb(json,sbRequestBody);
sbResponseBody := CkStringBuilder_Create();
success := CkRest_FullRequestSb(rest,'POST','/',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

DataAccessRoleArn := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.DataAccessRoleArn');
EndTime := CkJsonObject_IntOf(jResp,'DominantLanguageDetectionJobProperties.EndTime');
DocumentReadAction := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.InputDataConfig.DocumentReaderConfig.DocumentReadAction');
DocumentReadMode := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.InputDataConfig.DocumentReaderConfig.DocumentReadMode');
InputFormat := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.InputDataConfig.InputFormat');
S3Uri := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.InputDataConfig.S3Uri');
JobArn := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.JobArn');
JobId := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.JobId');
JobName := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.JobName');
JobStatus := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.JobStatus');
Message := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.Message');
KmsKeyId := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.OutputDataConfig.KmsKeyId');
OutputDataConfigS3Uri := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.OutputDataConfig.S3Uri');
SubmitTime := CkJsonObject_IntOf(jResp,'DominantLanguageDetectionJobProperties.SubmitTime');
VolumeKmsKeyId := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.VolumeKmsKeyId');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'DominantLanguageDetectionJobProperties.InputDataConfig.DocumentReaderConfig.FeatureTypes');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    strVal := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.InputDataConfig.DocumentReaderConfig.FeatureTypes[i]');
    i := i + 1;
  end;

i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'DominantLanguageDetectionJobProperties.VpcConfig.SecurityGroupIds');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    strVal := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.VpcConfig.SecurityGroupIds[i]');
    i := i + 1;
  end;

i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'DominantLanguageDetectionJobProperties.VpcConfig.Subnets');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    strVal := CkJsonObject__stringOf(jResp,'DominantLanguageDetectionJobProperties.VpcConfig.Subnets[i]');
    i := i + 1;
  end;

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

// {
//   "DominantLanguageDetectionJobProperties": {
//     "DataAccessRoleArn": "string",
//     "EndTime": number,
//     "InputDataConfig": {
//       "DocumentReaderConfig": {
//         "DocumentReadAction": "string",
//         "DocumentReadMode": "string",
//         "FeatureTypes": [
//           "string"
//         ]
//       },
//       "InputFormat": "string",
//       "S3Uri": "string"
//     },
//     "JobArn": "string",
//     "JobId": "string",
//     "JobName": "string",
//     "JobStatus": "string",
//     "Message": "string",
//     "OutputDataConfig": {
//       "KmsKeyId": "string",
//       "S3Uri": "string"
//     },
//     "SubmitTime": number,
//     "VolumeKmsKeyId": "string",
//     "VpcConfig": {
//       "SecurityGroupIds": [
//         "string"
//       ],
//       "Subnets": [
//         "string"
//       ]
//     }
//   }
// }

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