Chilkat Online Tools

CreateDocumentClassifier PureBasic Example

Amazon Comprehend

IncludeFile "CkJsonObject.pb"
IncludeFile "CkStringBuilder.pb"
IncludeFile "CkRest.pb"
IncludeFile "CkAuthAws.pb"

Procedure ChilkatExample()

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

    rest.i = CkRest::ckCreate()
    If rest.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i

    authAws.i = CkAuthAws::ckCreate()
    If authAws.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkAuthAws::setCkAccessKey(authAws, "AWS_ACCESS_KEY")
    CkAuthAws::setCkSecretKey(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::setCkRegion(authAws, "us-west-2")
    CkAuthAws::setCkServiceName(authAws, "comprehend")
    ; SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRest::ckSetAuthAws(rest,authAws)

    ; URL: https://comprehend.us-west-2.amazonaws.com/
    ; Use the same region as specified above.
    success = CkRest::ckConnect(rest,"comprehend.us-west-2.amazonaws.com",443,1,1)
    If success <> 1
        Debug "ConnectFailReason: " + Str(CkRest::ckConnectFailReason(rest))
        Debug CkRest::ckLastErrorText(rest)
        CkRest::ckDispose(rest)
        CkAuthAws::ckDispose(authAws)
        ProcedureReturn
    EndIf

    ; 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.i = CkJsonObject::ckCreate()
    If json.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckUpdateString(json,"ClientRequestToken","string")
    CkJsonObject::ckUpdateString(json,"DataAccessRoleArn","string")
    CkJsonObject::ckUpdateString(json,"DocumentClassifierName","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.AugmentedManifests[0].AnnotationDataS3Uri","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.AugmentedManifests[0].AttributeNames[0]","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.AugmentedManifests[0].DocumentType","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.AugmentedManifests[0].S3Uri","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.AugmentedManifests[0].SourceDocumentsS3Uri","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.AugmentedManifests[0].Split","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.DataFormat","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.LabelDelimiter","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.S3Uri","string")
    CkJsonObject::ckUpdateString(json,"InputDataConfig.TestS3Uri","string")
    CkJsonObject::ckUpdateString(json,"LanguageCode","string")
    CkJsonObject::ckUpdateString(json,"Mode","string")
    CkJsonObject::ckUpdateString(json,"ModelKmsKeyId","string")
    CkJsonObject::ckUpdateString(json,"ModelPolicy","string")
    CkJsonObject::ckUpdateString(json,"OutputDataConfig.KmsKeyId","string")
    CkJsonObject::ckUpdateString(json,"OutputDataConfig.S3Uri","string")
    CkJsonObject::ckUpdateString(json,"Tags[0].Key","string")
    CkJsonObject::ckUpdateString(json,"Tags[0].Value","string")
    CkJsonObject::ckUpdateString(json,"VersionName","string")
    CkJsonObject::ckUpdateString(json,"VolumeKmsKeyId","string")
    CkJsonObject::ckUpdateString(json,"VpcConfig.SecurityGroupIds[0]","string")
    CkJsonObject::ckUpdateString(json,"VpcConfig.Subnets[0]","string")

    ; The JSON request body created by the above code:

    ; {
    ;   "ClientRequestToken": "string",
    ;   "DataAccessRoleArn": "string",
    ;   "DocumentClassifierName": "string",
    ;   "InputDataConfig": {
    ;     "AugmentedManifests": [
    ;       {
    ;         "AnnotationDataS3Uri": "string",
    ;         "AttributeNames": [
    ;           "string"
    ;         ],
    ;         "DocumentType": "string",
    ;         "S3Uri": "string",
    ;         "SourceDocumentsS3Uri": "string",
    ;         "Split": "string"
    ;       }
    ;     ],
    ;     "DataFormat": "string",
    ;     "LabelDelimiter": "string",
    ;     "S3Uri": "string",
    ;     "TestS3Uri": "string"
    ;   },
    ;   "LanguageCode": "string",
    ;   "Mode": "string",
    ;   "ModelKmsKeyId": "string",
    ;   "ModelPolicy": "string",
    ;   "OutputDataConfig": {
    ;     "KmsKeyId": "string",
    ;     "S3Uri": "string"
    ;   },
    ;   "Tags": [
    ;     {
    ;       "Key": "string",
    ;       "Value": "string"
    ;     }
    ;   ],
    ;   "VersionName": "string",
    ;   "VolumeKmsKeyId": "string",
    ;   "VpcConfig": {
    ;     "SecurityGroupIds": [
    ;       "string"
    ;     ],
    ;     "Subnets": [
    ;       "string"
    ;     ]
    ;   }
    ; }

    CkRest::ckAddHeader(rest,"Content-Type","application/x-amz-json-1.1")
    CkRest::ckAddHeader(rest,"X-Amz-Target","Comprehend_20171127.CreateDocumentClassifier")

    sbRequestBody.i = CkStringBuilder::ckCreate()
    If sbRequestBody.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckEmitSb(json,sbRequestBody)
    sbResponseBody.i = CkStringBuilder::ckCreate()
    If sbResponseBody.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkRest::ckFullRequestSb(rest,"POST","/",sbRequestBody,sbResponseBody)
    If success <> 1
        Debug CkRest::ckLastErrorText(rest)
        CkRest::ckDispose(rest)
        CkAuthAws::ckDispose(authAws)
        CkJsonObject::ckDispose(json)
        CkStringBuilder::ckDispose(sbRequestBody)
        CkStringBuilder::ckDispose(sbResponseBody)
        ProcedureReturn
    EndIf

    respStatusCode.i = CkRest::ckResponseStatusCode(rest)
    Debug "response status code = " + Str(respStatusCode)
    If respStatusCode <> 200
        Debug "Response Header:"
        Debug CkRest::ckResponseHeader(rest)
        Debug "Response Body:"
        Debug CkStringBuilder::ckGetAsString(sbResponseBody)
        CkRest::ckDispose(rest)
        CkAuthAws::ckDispose(authAws)
        CkJsonObject::ckDispose(json)
        CkStringBuilder::ckDispose(sbRequestBody)
        CkStringBuilder::ckDispose(sbResponseBody)
        ProcedureReturn
    EndIf

    jResp.i = CkJsonObject::ckCreate()
    If jResp.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoadSb(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

    DocumentClassifierArn.s = CkJsonObject::ckStringOf(jResp,"DocumentClassifierArn")

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

    ; {
    ;   "DocumentClassifierArn": "string"
    ; }


    CkRest::ckDispose(rest)
    CkAuthAws::ckDispose(authAws)
    CkJsonObject::ckDispose(json)
    CkStringBuilder::ckDispose(sbRequestBody)
    CkStringBuilder::ckDispose(sbResponseBody)
    CkJsonObject::ckDispose(jResp)


    ProcedureReturn
EndProcedure