Chilkat Online Tools

GetFunction VB6 Example

AWS AppSync

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

' URL: https://appsync.us-west-2.amazonaws.com/
' Use the same region as specified above.
success = rest.Connect("appsync.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

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

Dim sbResponseBody As New ChilkatStringBuilder
success = rest.FullRequestNoBodySb("GET","/v1/apis/{apiId}/functions/{functionId}",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 DataSourceName As String
DataSourceName = jResp.StringOf("functionConfiguration.dataSourceName")
Dim Description As String
Description = jResp.StringOf("functionConfiguration.description")
Dim FunctionArn As String
FunctionArn = jResp.StringOf("functionConfiguration.functionArn")
Dim FunctionId As String
FunctionId = jResp.StringOf("functionConfiguration.functionId")
Dim FunctionVersion As String
FunctionVersion = jResp.StringOf("functionConfiguration.functionVersion")
Dim MaxBatchSize As Long
MaxBatchSize = jResp.IntOf("functionConfiguration.maxBatchSize")
Dim Name As String
Name = jResp.StringOf("functionConfiguration.name")
Dim RequestMappingTemplate As String
RequestMappingTemplate = jResp.StringOf("functionConfiguration.requestMappingTemplate")
Dim ResponseMappingTemplate As String
ResponseMappingTemplate = jResp.StringOf("functionConfiguration.responseMappingTemplate")
Dim ConflictDetection As String
ConflictDetection = jResp.StringOf("functionConfiguration.syncConfig.conflictDetection")
Dim ConflictHandler As String
ConflictHandler = jResp.StringOf("functionConfiguration.syncConfig.conflictHandler")
Dim LambdaConflictHandlerArn As String
LambdaConflictHandlerArn = jResp.StringOf("functionConfiguration.syncConfig.lambdaConflictHandlerConfig.lambdaConflictHandlerArn")

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

' {
'   "functionConfiguration": {
'     "dataSourceName": "string",
'     "description": "string",
'     "functionArn": "string",
'     "functionId": "string",
'     "functionVersion": "string",
'     "maxBatchSize": number,
'     "name": "string",
'     "requestMappingTemplate": "string",
'     "responseMappingTemplate": "string",
'     "syncConfig": {
'       "conflictDetection": "string",
'       "conflictHandler": "string",
'       "lambdaConflictHandlerConfig": {
'         "lambdaConflictHandlerArn": "string"
'       }
'     }
'   }
' }