Chilkat Online Tools

GetDataSource 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","GetDataSource")

Dim sbResponseBody As New Chilkat.StringBuilder
success = rest.FullRequestNoBodySb("GET","/v1/apis/{apiId}/datasources/{name}",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 DataSourceArn As String = jResp.StringOf("dataSource.dataSourceArn")
Dim Description As String = jResp.StringOf("dataSource.description")
Dim AwsRegion As String = jResp.StringOf("dataSource.dynamodbConfig.awsRegion")
Dim BaseTableTTL As Integer = jResp.IntOf("dataSource.dynamodbConfig.deltaSyncConfig.baseTableTTL")
Dim DeltaSyncTableName As String = jResp.StringOf("dataSource.dynamodbConfig.deltaSyncConfig.deltaSyncTableName")
Dim DeltaSyncTableTTL As Integer = jResp.IntOf("dataSource.dynamodbConfig.deltaSyncConfig.deltaSyncTableTTL")
Dim TableName As String = jResp.StringOf("dataSource.dynamodbConfig.tableName")
Dim UseCallerCredentials As Integer = jResp.IntOf("dataSource.dynamodbConfig.useCallerCredentials")
Dim Versioned As Integer = jResp.IntOf("dataSource.dynamodbConfig.versioned")
Dim ElasticsearchConfigAwsRegion As String = jResp.StringOf("dataSource.elasticsearchConfig.awsRegion")
Dim Endpoint As String = jResp.StringOf("dataSource.elasticsearchConfig.endpoint")
Dim AuthorizationType As String = jResp.StringOf("dataSource.httpConfig.authorizationConfig.authorizationType")
Dim SigningRegion As String = jResp.StringOf("dataSource.httpConfig.authorizationConfig.awsIamConfig.signingRegion")
Dim SigningServiceName As String = jResp.StringOf("dataSource.httpConfig.authorizationConfig.awsIamConfig.signingServiceName")
Dim HttpConfigEndpoint As String = jResp.StringOf("dataSource.httpConfig.endpoint")
Dim LambdaFunctionArn As String = jResp.StringOf("dataSource.lambdaConfig.lambdaFunctionArn")
Dim Name As String = jResp.StringOf("dataSource.name")
Dim OpenSearchServiceConfigAwsRegion As String = jResp.StringOf("dataSource.openSearchServiceConfig.awsRegion")
Dim OpenSearchServiceConfigEndpoint As String = jResp.StringOf("dataSource.openSearchServiceConfig.endpoint")
Dim RdsHttpEndpointConfigAwsRegion As String = jResp.StringOf("dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.awsRegion")
Dim AwsSecretStoreArn As String = jResp.StringOf("dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.awsSecretStoreArn")
Dim DatabaseName As String = jResp.StringOf("dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.databaseName")
Dim DbClusterIdentifier As String = jResp.StringOf("dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.dbClusterIdentifier")
Dim Schema As String = jResp.StringOf("dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.schema")
Dim RelationalDatabaseSourceType As String = jResp.StringOf("dataSource.relationalDatabaseConfig.relationalDatabaseSourceType")
Dim ServiceRoleArn As String = jResp.StringOf("dataSource.serviceRoleArn")
Dim v_Type As String = jResp.StringOf("dataSource.type")


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

' {
'   "dataSource": {
'     "dataSourceArn": "string",
'     "description": "string",
'     "dynamodbConfig": {
'       "awsRegion": "string",
'       "deltaSyncConfig": {
'         "baseTableTTL": number,
'         "deltaSyncTableName": "string",
'         "deltaSyncTableTTL": number
'       },
'       "tableName": "string",
'       "useCallerCredentials": boolean,
'       "versioned": boolean
'     },
'     "elasticsearchConfig": {
'       "awsRegion": "string",
'       "endpoint": "string"
'     },
'     "httpConfig": {
'       "authorizationConfig": {
'         "authorizationType": "string",
'         "awsIamConfig": {
'           "signingRegion": "string",
'           "signingServiceName": "string"
'         }
'       },
'       "endpoint": "string"
'     },
'     "lambdaConfig": {
'       "lambdaFunctionArn": "string"
'     },
'     "name": "string",
'     "openSearchServiceConfig": {
'       "awsRegion": "string",
'       "endpoint": "string"
'     },
'     "relationalDatabaseConfig": {
'       "rdsHttpEndpointConfig": {
'         "awsRegion": "string",
'         "awsSecretStoreArn": "string",
'         "databaseName": "string",
'         "dbClusterIdentifier": "string",
'         "schema": "string"
'       },
'       "relationalDatabaseSourceType": "string"
'     },
'     "serviceRoleArn": "string",
'     "type": "string"
'   }
' }