ListChannels Swift3 Example
func chilkatTest() {
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
let rest = CkoRest()!
var success: Bool
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 = "iotanalytics"
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.setAuthAws(authAws)
// URL: https://iotanalytics.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = rest.connect("iotanalytics.us-west-2.amazonaws.com", port: 443, tls: true, autoReconnect: true)
if success != true {
print("ConnectFailReason: \(rest.connectFailReason.intValue)")
print("\(rest.lastErrorText!)")
return
}
rest.addHeader("Content-Type", value: "application/x-amz-json-1.1")
rest.addHeader("X-Amz-Target", value: "ListChannels")
let sbResponseBody = CkoStringBuilder()!
success = rest.fullRequestNoBodySb("GET", uriPath: "/channels", sb: sbResponseBody)
if success != true {
print("\(rest.lastErrorText!)")
return
}
var respStatusCode: Int = rest.responseStatusCode.intValue
print("response status code = \(respStatusCode)")
if respStatusCode != 200 {
print("Response Header:")
print("\(rest.responseHeader!)")
print("Response Body:")
print("\(sbResponseBody.getAsString()!)")
return
}
let jResp = CkoJsonObject()!
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
var channelName: String?
var Bucket: String?
var KeyPrefix: String?
var RoleArn: String?
var creationTime: Int
var lastMessageArrivalTime: Int
var lastUpdateTime: Int
var status: String?
var nextToken: String? = jResp.string(of: "nextToken")
var i: Int = 0
var count_i: Int = jResp.size(ofArray: "channelSummaries").intValue
while i < count_i {
jResp.i = i
channelName = jResp.string(of: "channelSummaries[i].channelName")
Bucket = jResp.string(of: "channelSummaries[i].channelStorage.customerManagedS3.bucket")
KeyPrefix = jResp.string(of: "channelSummaries[i].channelStorage.customerManagedS3.keyPrefix")
RoleArn = jResp.string(of: "channelSummaries[i].channelStorage.customerManagedS3.roleArn")
creationTime = jResp.int(of: "channelSummaries[i].creationTime").intValue
lastMessageArrivalTime = jResp.int(of: "channelSummaries[i].lastMessageArrivalTime").intValue
lastUpdateTime = jResp.int(of: "channelSummaries[i].lastUpdateTime").intValue
status = jResp.string(of: "channelSummaries[i].status")
i = i + 1
}
// A sample JSON response body parsed by the above code:
// {
// "channelSummaries": [
// {
// "channelName": "string",
// "channelStorage": {
// "customerManagedS3": {
// "bucket": "string",
// "keyPrefix": "string",
// "roleArn": "string"
// },
// "serviceManagedS3": {}
// },
// "creationTime": number,
// "lastMessageArrivalTime": number,
// "lastUpdateTime": number,
// "status": "string"
// }
// ],
// "nextToken": "string"
// }
}