private ReceiveMessageResponse DoReceiveMessage(ReceiveMessageRequest request)
{
List<string> lParams = new List<string>();
lParams.Add(string.Format("&AWSAccessKeyId={0}", Util.UrlEncode(AccessKey)));
lParams.Add(string.Format("&Action={0}", "ReceiveMessage"));
lParams.Add(string.Format("&MaxNumberOfMessages={0}", request.MaxNumberOfMessages));
lParams.Add(string.Format("&SignatureMethod={0}", "HmacSHA256"));
lParams.Add(string.Format("&SignatureVersion={0}", "2"));
lParams.Add(string.Format("&Timestamp={0}", Util.UrlEncode(DateTime.UtcNow.ToString("yyyy-MM-ddTHH:mm:ssZ"))));
lParams.Add(string.Format("&Version={0}", "2012-11-05"));
lParams.Add(string.Format("&VisibilityTimeout={0}", request.VisibilityTimeout));
lParams.Add(string.Format("&WaitTimeSeconds={0}", request.WaitTimeSeconds));
lParams.Sort(StringComparer.Ordinal);
var parameters = string.Join("", lParams);
parameters = parameters.Substring(1);
string sig = Util.GetSignature(request.QueueUrl, "GET", parameters, SecretKey);
parameters = string.Format("{0}&Signature={1}", parameters, Util.UrlEncode(sig));
var wRequest = WebRequest.Create(string.Format("{0}?{1}", request.QueueUrl, parameters)) as HttpWebRequest;
wRequest.Method = "GET";
wRequest.ContentType = "application/x-www-form-urlencoded";
wRequest.KeepAlive = false;
using (var response = wRequest.GetResponse())
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
var body = reader.ReadToEnd();
var element = XElement.Parse(body);
XmlSerializer serializer = new XmlSerializer(typeof(ReceiveMessageResponse));
var receiveMessageResponse = (ReceiveMessageResponse)serializer.Deserialize(element.CreateReader());
return receiveMessageResponse;
}
}
public ReceiveMessageResponse ReceiveMessage(ReceiveMessageRequest request)
{
return Util.RetryMethod<ReceiveMessageResponse>(() => DoReceiveMessage(request), RetryCount);
}
