Chilkat Online Tools

ListTypes VB.NET 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 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 = "appsync"
' SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
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,True,True)
If (success <> True) Then
    Debug.WriteLine("ConnectFailReason: " & rest.ConnectFailReason)
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


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

Dim sbResponseBody As New Chilkat.StringBuilder
success = rest.FullRequestNoBodySb("GET","/v1/apis/{apiId}/types",sbResponseBody)
If (success <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If

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


Dim jResp As New Chilkat.JsonObject
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 arn As String
Dim definition As String
Dim description As String
Dim format As String
Dim name As String

Dim nextToken As String = jResp.StringOf("nextToken")
Dim i As Integer = 0
Dim count_i As Integer = jResp.SizeOfArray("types")
While i < count_i
    jResp.I = i
    arn = jResp.StringOf("types[i].arn")
    definition = jResp.StringOf("types[i].definition")
    description = jResp.StringOf("types[i].description")
    format = jResp.StringOf("types[i].format")
    name = jResp.StringOf("types[i].name")
    i = i + 1
End While


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

' {
'   "nextToken": "string",
'   "types": [
'     {
'       "arn": "string",
'       "definition": "string",
'       "description": "string",
'       "format": "string",
'       "name": "string"
'     }
'   ]
' }