(Go) SQS Receive Message

Retrieves one or more messages from an Amazon SQS queue, with a maximum limit of 10 messages, from the specified queue.

See SQS ReceiveMessage or detailed information.

Chilkat Go Downloads

Go Package for Windows, MacOS, Linux, Alpine Linux, Solaris

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

    rest := chilkat.NewRest()

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

    // Provide AWS credentials for the REST call.
    authAws := chilkat.NewAuthAws()
    authAws.SetAccessKey("AWS_ACCESS_KEY")
    authAws.SetSecretKey("AWS_SECRET_KEY")
    // the region should match our URL above..
    authAws.SetRegion("us-west-2")
    authAws.SetServiceName("sqs")

    rest.SetAuthAws(authAws)

    rest.AddQueryParam("Action","ReceiveMessage")
    rest.AddQueryParam("MaxNumberOfMessages","5")
    rest.AddQueryParam("VisibilityTimeout","15")
    rest.AddQueryParam("AttributeName","All")
    rest.AddQueryParam("MessageAttributeName","All")

    // Use the actual path part of your SQS queue URL here:
    responseXml := rest.FullRequestNoBody("GET","/123456789123/chilkatTest")
    if rest.LastMethodSuccess() != true {
        fmt.Println(rest.LastErrorText())
        rest.DisposeRest()
        authAws.DisposeAuthAws()
        return
    }

    // A successful response will have a status code equal to 200.
    if rest.ResponseStatusCode() != 200 {
        fmt.Println("response status code = ", rest.ResponseStatusCode())
        fmt.Println("response status text = ", rest.ResponseStatusText())
        fmt.Println("response header: ", rest.ResponseHeader())
        fmt.Println("response body: ", *responseXml)
        rest.DisposeRest()
        authAws.DisposeAuthAws()
        return
    }

    // Examine the successful XML response.
    xml := chilkat.NewXml()
    xml.LoadXml(*responseXml)
    fmt.Println(*xml.GetXml())
    fmt.Println("----")

    // A successful response looks like this:
    // <?xml version="1.0" encoding="utf-8" ?>
    // <ReceiveMessageResponse xmlns="http://queue.amazonaws.com/doc/2012-11-05/">
    //     <ReceiveMessageResult>
    //         <Message>
    //             <Body>this is a test</Body>
    //             <MD5OfBody>54b0c58c7ce9f2a8b551351102ee0938</MD5OfBody>
    //             <ReceiptHandle>AQEBMyLof...UbKBTvHtEg==</ReceiptHandle>
    //             <Attribute>
    //                 <Name>SenderId</Name>
    //                 <Value>957491831129</Value>
    //             </Attribute>
    //             <Attribute>
    //                 <Name>ApproximateFirstReceiveTimestamp</Name>
    //                 <Value>1475013283557</Value>
    //             </Attribute>
    //             <Attribute>
    //                 <Name>ApproximateReceiveCount</Name>
    //                 <Value>4</Value>
    //             </Attribute>
    //             <Attribute>
    //                 <Name>SentTimestamp</Name>
    //                 <Value>1475013283557</Value>
    //             </Attribute>
    //             <MessageId>52882c65-5e21-4450-9024-93a3b01e61d3</MessageId>
    //             <MD5OfMessageAttributes>2ff68603f4239272bd03f543254ed040</MD5OfMessageAttributes>
    //         </Message>
    //     </ReceiveMessageResult>
    //     <ResponseMetadata>
    //         <RequestId>05ba5c92-80ee-5f87-be76-0cf67b7475d6</RequestId>
    //     </ResponseMetadata>
    // </ReceiveMessageResponse>

    // Get some values from the XML:
    fmt.Println("Body: ", *xml.ChilkatPath("ReceiveMessageResult|Message|Body|*"))
    fmt.Println("MessageId: ", *xml.ChilkatPath("ReceiveMessageResult|Message|MessageId|*"))

    unused := xml.ChilkatPath("ReceiveMessageResult|Message[0]|Attribute|$")

    rec := xml.FindNextRecord("Name","SenderId")
    fmt.Println("SenderId: ", *rec.GetChildContent("Value"))
    rec.DisposeXml()

    rec = xml.FindNextRecord("Name","ApproximateFirstReceiveTimestamp")
    fmt.Println("ApproximateFirstReceiveTimestamp: ", *rec.GetChildContent("Value"))
    rec.DisposeXml()

    rec = xml.FindNextRecord("Name","ApproximateReceiveCount")
    fmt.Println("ApproximateReceiveCount: ", *rec.GetChildContent("Value"))
    rec.DisposeXml()

    rec = xml.FindNextRecord("Name","SentTimestamp")
    fmt.Println("SentTimestamp: ", *rec.GetChildContent("Value"))
    rec.DisposeXml()

    xml.GetRoot2()

    rest.DisposeRest()
    authAws.DisposeAuthAws()
    xml.DisposeXml()