Chilkat Online Tools

UpdateApiCache 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


' 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
json.UpdateString("apiCachingBehavior","string")
json.UpdateInt("ttl",123)
json.UpdateString("type","string")

' The JSON request body created by the above code:

' {
'   "apiCachingBehavior": "string",
'   "ttl": number,
'   "type": "string"
' }

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

Dim sbRequestBody As New Chilkat.StringBuilder
json.EmitSb(sbRequestBody)
Dim sbResponseBody As New Chilkat.StringBuilder
success = rest.FullRequestSb("POST","/v1/apis/{apiId}/ApiCaches/update",sbRequestBody,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 ApiCachingBehavior As String = jResp.StringOf("apiCache.apiCachingBehavior")
Dim AtRestEncryptionEnabled As Integer = jResp.IntOf("apiCache.atRestEncryptionEnabled")
Dim Status As String = jResp.StringOf("apiCache.status")
Dim TransitEncryptionEnabled As Integer = jResp.IntOf("apiCache.transitEncryptionEnabled")
Dim Ttl As Integer = jResp.IntOf("apiCache.ttl")
Dim v_Type As String = jResp.StringOf("apiCache.type")


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

' {
'   "apiCache": {
'     "apiCachingBehavior": "string",
'     "atRestEncryptionEnabled": boolean,
'     "status": "string",
'     "transitEncryptionEnabled": boolean,
'     "ttl": number,
'     "type": "string"
'   }
' }