Chilkat Online Tools

DescribeDocumentClassifier delphiDll Example

Amazon Comprehend

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
AnnotationDataS3Uri: PWideChar;
DocumentType: PWideChar;
SourceDocumentsS3Uri: PWideChar;
Split: PWideChar;
j: Integer;
count_j: Integer;
strVal: PWideChar;
Accuracy: Integer;
F1Score: Integer;
HammingLoss: Integer;
MicroF1Score: Integer;
MicroPrecision: Integer;
MicroRecall: Integer;
Precision: Integer;
Recall: Integer;
NumberOfLabels: Integer;
NumberOfTestDocuments: Integer;
NumberOfTrainedDocuments: Integer;
DataAccessRoleArn: PWideChar;
DocumentClassifierArn: PWideChar;
EndTime: Integer;
DataFormat: PWideChar;
LabelDelimiter: PWideChar;
S3Uri: PWideChar;
TestS3Uri: PWideChar;
LanguageCode: PWideChar;
Message: PWideChar;
Mode: PWideChar;
ModelKmsKeyId: PWideChar;
KmsKeyId: PWideChar;
OutputDataConfigS3Uri: PWideChar;
SourceModelArn: PWideChar;
Status: PWideChar;
SubmitTime: Integer;
TrainingEndTime: Integer;
TrainingStartTime: Integer;
VersionName: PWideChar;
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,'DocumentClassifierArn','string');

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

// {
//   "DocumentClassifierArn": "string"
// }

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

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

Accuracy := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.EvaluationMetrics.Accuracy');
F1Score := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.EvaluationMetrics.F1Score');
HammingLoss := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.EvaluationMetrics.HammingLoss');
MicroF1Score := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.EvaluationMetrics.MicroF1Score');
MicroPrecision := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.EvaluationMetrics.MicroPrecision');
MicroRecall := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.EvaluationMetrics.MicroRecall');
Precision := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.EvaluationMetrics.Precision');
Recall := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.EvaluationMetrics.Recall');
NumberOfLabels := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.NumberOfLabels');
NumberOfTestDocuments := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.NumberOfTestDocuments');
NumberOfTrainedDocuments := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.ClassifierMetadata.NumberOfTrainedDocuments');
DataAccessRoleArn := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.DataAccessRoleArn');
DocumentClassifierArn := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.DocumentClassifierArn');
EndTime := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.EndTime');
DataFormat := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.DataFormat');
LabelDelimiter := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.LabelDelimiter');
S3Uri := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.S3Uri');
TestS3Uri := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.TestS3Uri');
LanguageCode := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.LanguageCode');
Message := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.Message');
Mode := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.Mode');
ModelKmsKeyId := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.ModelKmsKeyId');
KmsKeyId := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.OutputDataConfig.KmsKeyId');
OutputDataConfigS3Uri := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.OutputDataConfig.S3Uri');
SourceModelArn := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.SourceModelArn');
Status := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.Status');
SubmitTime := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.SubmitTime');
TrainingEndTime := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.TrainingEndTime');
TrainingStartTime := CkJsonObject_IntOf(jResp,'DocumentClassifierProperties.TrainingStartTime');
VersionName := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.VersionName');
VolumeKmsKeyId := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.VolumeKmsKeyId');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'DocumentClassifierProperties.InputDataConfig.AugmentedManifests');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    AnnotationDataS3Uri := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.AugmentedManifests[i].AnnotationDataS3Uri');
    DocumentType := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.AugmentedManifests[i].DocumentType');
    S3Uri := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.AugmentedManifests[i].S3Uri');
    SourceDocumentsS3Uri := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.AugmentedManifests[i].SourceDocumentsS3Uri');
    Split := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.AugmentedManifests[i].Split');
    j := 0;
    count_j := CkJsonObject_SizeOfArray(jResp,'DocumentClassifierProperties.InputDataConfig.AugmentedManifests[i].AttributeNames');
    while j < count_j do
      begin
        CkJsonObject_putJ(jResp,j);
        strVal := CkJsonObject__stringOf(jResp,'DocumentClassifierProperties.InputDataConfig.AugmentedManifests[i].AttributeNames[j]');
        j := j + 1;
      end;

    i := i + 1;
  end;

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

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

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

// {
//   "DocumentClassifierProperties": {
//     "ClassifierMetadata": {
//       "EvaluationMetrics": {
//         "Accuracy": number,
//         "F1Score": number,
//         "HammingLoss": number,
//         "MicroF1Score": number,
//         "MicroPrecision": number,
//         "MicroRecall": number,
//         "Precision": number,
//         "Recall": number
//       },
//       "NumberOfLabels": number,
//       "NumberOfTestDocuments": number,
//       "NumberOfTrainedDocuments": number
//     },
//     "DataAccessRoleArn": "string",
//     "DocumentClassifierArn": "string",
//     "EndTime": number,
//     "InputDataConfig": {
//       "AugmentedManifests": [
//         {
//           "AnnotationDataS3Uri": "string",
//           "AttributeNames": [
//             "string"
//           ],
//           "DocumentType": "string",
//           "S3Uri": "string",
//           "SourceDocumentsS3Uri": "string",
//           "Split": "string"
//         }
//       ],
//       "DataFormat": "string",
//       "LabelDelimiter": "string",
//       "S3Uri": "string",
//       "TestS3Uri": "string"
//     },
//     "LanguageCode": "string",
//     "Message": "string",
//     "Mode": "string",
//     "ModelKmsKeyId": "string",
//     "OutputDataConfig": {
//       "KmsKeyId": "string",
//       "S3Uri": "string"
//     },
//     "SourceModelArn": "string",
//     "Status": "string",
//     "SubmitTime": number,
//     "TrainingEndTime": number,
//     "TrainingStartTime": number,
//     "VersionName": "string",
//     "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);