Chilkat Online Tools

BatchDetectEntities Xojo 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 Chilkat.Rest
Dim success As Boolean

Dim authAws As New Chilkat.AuthAws
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,True,True)
If (success <> True) Then
    System.DebugLog("ConnectFailReason: " + Str(rest.ConnectFailReason))
    System.DebugLog(rest.LastErrorText)
    Return
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 Chilkat.JsonObject
success = json.UpdateString("LanguageCode","string")
success = json.UpdateString("TextList[0]","string")

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

// {
//   "LanguageCode": "string",
//   "TextList": [
//     "string"
//   ]
// }

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

Dim sbRequestBody As New Chilkat.StringBuilder
success = json.EmitSb(sbRequestBody)
Dim sbResponseBody As New Chilkat.StringBuilder
success = rest.FullRequestSb("POST","/",sbRequestBody,sbResponseBody)
If (success <> True) Then
    System.DebugLog(rest.LastErrorText)
    Return
End If

Dim respStatusCode As Int32
respStatusCode = rest.ResponseStatusCode
System.DebugLog("response status code = " + Str(respStatusCode))
If (respStatusCode <> 200) Then
    System.DebugLog("Response Header:")
    System.DebugLog(rest.ResponseHeader)
    System.DebugLog("Response Body:")
    System.DebugLog(sbResponseBody.GetAsString())
    Return
End If

Dim jResp As New Chilkat.JsonObject
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 ErrorCode As String
Dim ErrorMessage As String
Dim Index As Int32
Dim j As Int32
Dim count_j As Int32
Dim BeginOffset As Int32
Dim EndOffset As Int32
Dim Score As Int32
Dim Text As String
Dim v_Type As String

Dim i As Int32
i = 0
Dim count_i As Int32
count_i = jResp.SizeOfArray("ErrorList")
While i < count_i
    jResp.I = i
    ErrorCode = jResp.StringOf("ErrorList[i].ErrorCode")
    ErrorMessage = jResp.StringOf("ErrorList[i].ErrorMessage")
    Index = jResp.IntOf("ErrorList[i].Index")
    i = i + 1
Wend
i = 0
count_i = jResp.SizeOfArray("ResultList")
While i < count_i
    jResp.I = i
    Index = jResp.IntOf("ResultList[i].Index")
    j = 0
    count_j = jResp.SizeOfArray("ResultList[i].Entities")
    While j < count_j
        jResp.J = j
        BeginOffset = jResp.IntOf("ResultList[i].Entities[j].BeginOffset")
        EndOffset = jResp.IntOf("ResultList[i].Entities[j].EndOffset")
        Score = jResp.IntOf("ResultList[i].Entities[j].Score")
        Text = jResp.StringOf("ResultList[i].Entities[j].Text")
        v_Type = jResp.StringOf("ResultList[i].Entities[j].Type")
        j = j + 1
    Wend
    i = i + 1
Wend

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

// {
//   "ErrorList": [
//     {
//       "ErrorCode": "string",
//       "ErrorMessage": "string",
//       "Index": number
//     }
//   ],
//   "ResultList": [
//     {
//       "Entities": [
//         {
//           "BeginOffset": number,
//           "EndOffset": number,
//           "Score": number,
//           "Text": "string",
//           "Type": "string"
//         }
//       ],
//       "Index": number
//     }
//   ]
// }