(JavaScript) SNS List Topics

List the existing SNS topics.

See SNS List Topics for more information.

Note

This example is intended for running within a Chilkat.Js embedded JavaScript engine. All Chilkat JavaScript examples require Chilkat v11.4.0 or greater.

var success = false;

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

var rest = new CkRest();

// Connect to the Amazon AWS REST server.
// such as https://sns.us-west-2.amazonaws.com/
var bTls = true;
var port = 443;
var bAutoReconnect = true;
success = rest.Connect("sns.us-west-2.amazonaws.com",port,bTls,bAutoReconnect);

// Provide AWS credentials for the REST call.
var authAws = new CkAuthAws();
authAws.AccessKey = "AWS_ACCESS_KEY";
authAws.SecretKey = "AWS_SECRET_KEY";
// the region should match our URL above..
authAws.Region = "us-west-2";
authAws.ServiceName = "sns";

rest.SetAuthAws(authAws);

rest.AddQueryParam("Action","ListTopics");

var responseXml = rest.FullRequestNoBody("GET","/");
if (rest.LastMethodSuccess !== true) {
    console.log(rest.LastErrorText);
    return;
}

// A successful response will have a status code equal to 200.
if (rest.ResponseStatusCode !== 200) {
    console.log("response status code = " + rest.ResponseStatusCode);
    console.log("response status text = " + rest.ResponseStatusText);
    console.log("response header: " + rest.ResponseHeader);
    console.log("response body: " + responseXml);
    return;
}

// Examine the successful XML response (shown below)
var xml = new CkXml();
xml.LoadXml(responseXml);
console.log(xml.GetXml());

// To iterate over the TopicArn's
var notUsed = xml.ChilkatPath("ListTopicsResult|Topics|$");
var i = 0;
var numTopics = xml.NumChildren;
while (i < numTopics) {
    xml.GetChild2(i);
    console.log(xml.GetChildContent("TopicArn"));
    xml.GetParent2();
    i = i+1;
}

xml.GetRoot2();

// A sample successful response:
// <?xml version="1.0" encoding="utf-8" ?>
// <ListTopicsResponse xmlns="http://sns.amazonaws.com/doc/2010-03-31/">
//     <ListTopicsResult>
//         <Topics>
//             <member>
//                 <TopicArn>arn:aws:sns:us-west-2:957491831129:chilkat</TopicArn>
//             </member>
//             <member>
//                 <TopicArn>arn:aws:sns:us-west-2:957491831129:chilkat123</TopicArn>
//             </member>
//             <member>
//                 <TopicArn>arn:aws:sns:us-west-2:957491831129:chilkatses</TopicArn>
//             </member>
//         </Topics>
//     </ListTopicsResult>
//     <ResponseMetadata>
//         <RequestId>54514f94-b07d-5f0b-9c8a-1ff85ff4ac65</RequestId>
//     </ResponseMetadata>
// </ListTopicsResponse>