Swift

DynamoDB - DeleteTable

See more Amazon DynamoDB Examples

The DeleteTable operation deletes a table and all of its items. After a DeleteTable request, the specified table is in the DELETING state until DynamoDB completes the deletion. Swift

func chilkatTest() {
    var success: Bool = false

    let rest = CkoRest()!

    // Implements the following CURL command:

    // curl -X POST https://dynamodb.us-west-2.amazonaws.com/ \
    //   -H "Accept-Encoding: identity" \
    //   -H "Content-Type: application/x-amz-json-1.0" \
    //   -H "Authorization: AWS4-HMAC-SHA256 Credential=<Credential>, SignedHeaders=<Headers>, Signature=<Signature>" \
    //   -H "X-Amz-Date: <Date>" \
    //   -H "X-Amz-Target: DynamoDB_20120810.DeleteTable" \
    //   -d '{
    //     "TableName": "Thread"
    // }'

    // Use the following online tool to generate REST code from a CURL command
    // Convert a cURL Command to REST Source Code

    let authAws = CkoAuthAws()!
    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 = "dynamodb"
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    rest.setAuthAws(authProvider: authAws)

    // URL: https://dynamodb.us-west-2.amazonaws.com/
    var bTls: Bool = true
    var port: Int = 443
    var bAutoReconnect: Bool = true
    // Don't forget to change the region domain (us-west-2.amazonaws.com) to your particular region.
    success = rest.connect(hostname: "dynamodb.us-west-2.amazonaws.com", port: port, tls: bTls, autoReconnect: bAutoReconnect)
    if success != true {
        print("ConnectFailReason: \(rest.connectFailReason.intValue)")
        print("\(rest.lastErrorText!)")
        return
    }

    // Note: The above code does not need to be repeatedly called for each REST request.
    // The rest object can be setup once, and then many requests can be sent.  Chilkat will automatically
    // reconnect within a FullRequest* method as needed.  It is only the very first connection that is explicitly
    // made via the Connect method.

    // Use this online tool to generate code from sample JSON:
    // Generate Code to Create JSON

    // The following JSON is sent in the request body.

    // {
    //   "TableName": "Thread"
    // }

    let json = CkoJsonObject()!
    json.updateString(jsonPath: "TableName", value: "Thread")

    rest.addHeader(name: "Content-Type", value: "application/x-amz-json-1.0")
    rest.addHeader(name: "X-Amz-Target", value: "DynamoDB_20120810.DeleteTable")
    rest.addHeader(name: "Accept-Encoding", value: "identity")

    let sbRequestBody = CkoStringBuilder()!
    json.emitSb(sb: sbRequestBody)
    let sbResponseBody = CkoStringBuilder()!
    success = rest.fullRequestSb(httpVerb: "POST", uriPath: "/", requestBody: sbRequestBody, responseBody: sbResponseBody)
    if success != true {
        print("\(rest.lastErrorText!)")
        return
    }

    var respStatusCode: Int = rest.responseStatusCode.intValue
    print("response status code = \(respStatusCode)")
    if respStatusCode >= 400 {
        print("Response Status Code = \(respStatusCode)")
        print("Response Header:")
        print("\(rest.responseHeader!)")
        print("Response Body:")
        print("\(sbResponseBody.getAsString()!)")
        return
    }

    let jsonResponse = CkoJsonObject()!
    jsonResponse.loadSb(sb: sbResponseBody)

    jsonResponse.emitCompact = false
    print("\(jsonResponse.emit()!)")

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "TableDescription": {
    //     "TableArn": "arn:aws:dynamodb:us-west-2:123456789012:table/Thread",
    //     "ItemCount": 0,
    //     "ProvisionedThroughput": {
    //       "NumberOfDecreasesToday": 0,
    //       "ReadCapacityUnits": 5,
    //       "WriteCapacityUnits": 5
    //     },
    //     "TableName": "Thread",
    //     "TableSizeBytes": 0,
    //     "TableStatus": "DELETING"
    //   }
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    var TableDescriptionTableArn: String? = jsonResponse.string(of: "TableDescription.TableArn")
    var TableDescriptionItemCount: Int = jsonResponse.int(of: "TableDescription.ItemCount").intValue
    var TableDescriptionProvisionedThroughputNumberOfDecreasesToday: Int = jsonResponse.int(of: "TableDescription.ProvisionedThroughput.NumberOfDecreasesToday").intValue
    var TableDescriptionProvisionedThroughputReadCapacityUnits: Int = jsonResponse.int(of: "TableDescription.ProvisionedThroughput.ReadCapacityUnits").intValue
    var TableDescriptionProvisionedThroughputWriteCapacityUnits: Int = jsonResponse.int(of: "TableDescription.ProvisionedThroughput.WriteCapacityUnits").intValue
    var TableDescriptionTableName: String? = jsonResponse.string(of: "TableDescription.TableName")
    var TableDescriptionTableSizeBytes: Int = jsonResponse.int(of: "TableDescription.TableSizeBytes").intValue
    var TableDescriptionTableStatus: String? = jsonResponse.string(of: "TableDescription.TableStatus")

}