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Swift 3,4,5... Examples

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(Swift 3,4,5...) Azure Service Bus - Send Message to Queue

See more Azure Service Bus Examples

Demonstrates sending a message to an Azure Service Bus Queue.

Chilkat Downloads for the Swift Programming Language

MAC OS X (Cocoa) Objective-C/Swift Libs

iOS Objective-C/Swift Libs

func chilkatTest() {
    // Note: Requires Chilkat v9.5.0.65 or greater.

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

    // Make the initial connection.
    // A single REST object, once connected, can be used for many Azure Service Bus REST API calls.
    // The auto-reconnect indicates that if the already-established HTTPS connection is closed,
    // then it will be automatically re-established as needed.
    let rest = CkoRest()!
    var bAutoReconnect: Bool = true
    var success: Bool = rest.connect("<yournamespace>.servicebus.windows.net", port: 443, tls: true, autoReconnect: bAutoReconnect)
    if success != true {
        print("\(rest.lastErrorText!)")
        return
    }

    // ----------------------------------------------------------------------------------------------
    // The code above this comment could be placed inside a function/subroutine within the application
    // because the connection does not need to be made for every request.  Once the connection is made
    // the app may send many requests..
    // ----------------------------------------------------------------------------------------------

    // Let's load a previously computed SAS token and use it.
    // See Azure Shared Access Signature for an example to genenerate an Azure SAS token.
    let sbToken = CkoStringBuilder()!
    sbToken.loadFile("qa_data/tokens/serviceBusSas.txt", charset: "utf-8")

    // Tell the REST object to use the Azure Shared Access Signature for authorization.
    sbToken.prepend("SharedAccessSignature ")
    rest.addHeader("Authorization", value: sbToken.getAsString())

    // ----------------------------------------------------------------------------------------------

    // Send to a queue named "gila";
    var queueName: String? = "gila"

    // The HTTP request body contains the content of the message sent to the queue.
    let sbRequestBody = CkoStringBuilder()!
    sbRequestBody.append("Hello, I'm a gila monster, and I may bite!")

    // Build the path..
    let sbPath = CkoStringBuilder()!
    sbPath.append("/")
    sbPath.append(queueName)
    sbPath.append("/messages")

    // Add timeout and api-version query parameters.
    rest.addQueryParam("timeout", value: "20")
    rest.addQueryParam("api-version", value: "2013-08")

    // Standard brokered message properties are placed in a BrokerProperties HTTP header. 
    // The broker properties must be serialized in JSON format. To specify a TimeToLive value of 3600 seconds 
    // and to add a message label "M1" to the message..
    let json = CkoJsonObject()!
    json.appendInt("TimeToLive", value: 3600)
    json.append("Label", value: "M1")
    rest.addHeader("BrokerProperties", value: json.emit())

    // To add custom properties, such as "Priority" and "Color"
    rest.addHeader("Priority", value: "High")
    rest.addHeader("Customer", value: "12345")

    let sbResponseBody = CkoStringBuilder()!
    success = rest.fullRequestSb("POST", uriPath: sbPath.getAsString(), requestBody: sbRequestBody, responseBody: sbResponseBody)
    if success != true {
        print("\(rest.lastErrorText!)")
        return
    }

    print("Response Status Code = \(rest.responseStatusCode.intValue)")

    // Check for a success response.
    if rest.responseStatusCode.intValue != 201 {
        print("\(rest.lastRequestStartLine!)")
        print("\(rest.lastRequestHeader!)")
        print("\(sbResponseBody.getAsString()!)")
        print("Failed.")
        return
    }

    // If successful, the 201 response will have no response body.

    print("Success.")

}

 

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