Chilkat Online Tools

StartSentimentDetectionJob VB6 Example

Amazon Comprehend

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

Dim rest As New ChilkatRest
Dim success As Long

Dim authAws As New ChilkatAuthAws
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 = "comprehend"
' SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
success = rest.SetAuthAws(authAws)

' URL: https://comprehend.us-west-2.amazonaws.com/
' Use the same region as specified above.
success = rest.Connect("comprehend.us-west-2.amazonaws.com",443,1,1)
If (success <> 1) Then
    Debug.Print "ConnectFailReason: " & rest.ConnectFailReason
    Debug.Print rest.LastErrorText
    Exit Sub
End If

' 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

Dim json As New ChilkatJsonObject
success = json.UpdateString("ClientRequestToken","string")
success = json.UpdateString("DataAccessRoleArn","string")
success = json.UpdateString("InputDataConfig.DocumentReaderConfig.DocumentReadAction","string")
success = json.UpdateString("InputDataConfig.DocumentReaderConfig.DocumentReadMode","string")
success = json.UpdateString("InputDataConfig.DocumentReaderConfig.FeatureTypes[0]","string")
success = json.UpdateString("InputDataConfig.InputFormat","string")
success = json.UpdateString("InputDataConfig.S3Uri","string")
success = json.UpdateString("JobName","string")
success = json.UpdateString("LanguageCode","string")
success = json.UpdateString("OutputDataConfig.KmsKeyId","string")
success = json.UpdateString("OutputDataConfig.S3Uri","string")
success = json.UpdateString("Tags[0].Key","string")
success = json.UpdateString("Tags[0].Value","string")
success = json.UpdateString("VolumeKmsKeyId","string")
success = json.UpdateString("VpcConfig.SecurityGroupIds[0]","string")
success = json.UpdateString("VpcConfig.Subnets[0]","string")

' The JSON request body created by the above code:

' {
'   "ClientRequestToken": "string",
'   "DataAccessRoleArn": "string",
'   "InputDataConfig": {
'     "DocumentReaderConfig": {
'       "DocumentReadAction": "string",
'       "DocumentReadMode": "string",
'       "FeatureTypes": [
'         "string"
'       ]
'     },
'     "InputFormat": "string",
'     "S3Uri": "string"
'   },
'   "JobName": "string",
'   "LanguageCode": "string",
'   "OutputDataConfig": {
'     "KmsKeyId": "string",
'     "S3Uri": "string"
'   },
'   "Tags": [
'     {
'       "Key": "string",
'       "Value": "string"
'     }
'   ],
'   "VolumeKmsKeyId": "string",
'   "VpcConfig": {
'     "SecurityGroupIds": [
'       "string"
'     ],
'     "Subnets": [
'       "string"
'     ]
'   }
' }

success = rest.AddHeader("Content-Type","application/x-amz-json-1.1")
success = rest.AddHeader("X-Amz-Target","Comprehend_20171127.StartSentimentDetectionJob")

Dim sbRequestBody As New ChilkatStringBuilder
success = json.EmitSb(sbRequestBody)
Dim sbResponseBody As New ChilkatStringBuilder
success = rest.FullRequestSb("POST","/",sbRequestBody,sbResponseBody)
If (success <> 1) Then
    Debug.Print rest.LastErrorText
    Exit Sub
End If

Dim respStatusCode As Long
respStatusCode = rest.ResponseStatusCode
Debug.Print "response status code = " & respStatusCode
If (respStatusCode <> 200) Then
    Debug.Print "Response Header:"
    Debug.Print rest.ResponseHeader
    Debug.Print "Response Body:"
    Debug.Print sbResponseBody.GetAsString()
    Exit Sub
End If

Dim jResp As New ChilkatJsonObject
success = jResp.LoadSb(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

Dim JobArn As String
JobArn = jResp.StringOf("JobArn")
Dim JobId As String
JobId = jResp.StringOf("JobId")
Dim JobStatus As String
JobStatus = jResp.StringOf("JobStatus")

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

' {
'   "JobArn": "string",
'   "JobId": "string",
'   "JobStatus": "string"
' }