// Send a batch of messages.
public async Task SendMessageBatch(string address, ServiceBusHttpMessage message, int timeoutInSeconds = 5)
{
// Custom properties that are defined for the brokered message that contains the batch are ignored.
// Throw exception to signal that these properties are ignored.
if (message.CustomProperties.Count != 0)
{
throw new ArgumentException("Custom properties in BrokeredMessage are ignored.");
}
var postContent = new ByteArrayContent(message.Body);
postContent.Headers.ContentType = new MediaTypeHeaderValue("application/vnd.microsoft.servicebus.json");
HttpResponseMessage response = null;
try
{
// Send message.
response = await _httpClient.PostAsync(address + "/messages" + "?timeout=" + timeoutInSeconds, postContent);
response.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
if (response != null)
{
if (response.StatusCode == HttpStatusCode.Unauthorized)
{
throw new UnauthorizedAccessException(ex.Message);
}
}
throw;
}
}
// Send a message.
public async Task SendMessage(string address, ServiceBusHttpMessage message, int timeoutInSeconds = 5)
{
var postContent = new ByteArrayContent(message.Body);
// Serialize BrokerProperties.
var serializer = new DataContractJsonSerializer(typeof(BrokerProperties));
using (var ms = new MemoryStream())
{
serializer.WriteObject(ms, message.BrokerProperties);
postContent.Headers.Add("BrokerProperties", Encoding.UTF8.GetString(ms.ToArray()));
}
// Add custom properties.
foreach (string key in message.CustomProperties)
{
postContent.Headers.Add(key, message.CustomProperties.GetValues(key));
}
HttpResponseMessage response = null;
try
{
// Send message.
response = await _httpClient.PostAsync(address + "/messages" + "?timeout=" + timeoutInSeconds, postContent);
response.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
if (response != null)
{
if (response.StatusCode == HttpStatusCode.Unauthorized)
{
throw new UnauthorizedAccessException(ex.Message);
}
}
throw;
}
}
public async Task <ServiceBusHttpMessage> Receive(string address, bool deleteMessage, int timeoutInSeconds = 60)
{
HttpResponseMessage response = null;
try
{
// Retrieve message from Service Bus.
if (deleteMessage)
{
response = await _httpClient.DeleteAsync(address + "/messages/head?timeout=" + timeoutInSeconds);
}
else
{
response = await _httpClient.PostAsync(address + "/messages/head?timeout=" + timeoutInSeconds, new ByteArrayContent(new byte[0]));
}
response.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
if (response != null)
{
if (response.StatusCode == HttpStatusCode.Unauthorized)
{
throw new UnauthorizedAccessException(ex.Message);
}
}
throw;
}
// Check if a "valid" message was returned.
var headers = response.Headers;
if (!headers.Contains("BrokerProperties"))
{
return(null);
}
// Get message body.
var message = new ServiceBusHttpMessage
{
Body = await response.Content.ReadAsByteArrayAsync()
};
// Deserialize BrokerProperties.
var brokerProperties = headers.GetValues("BrokerProperties");
var serializer = new DataContractJsonSerializer(typeof(BrokerProperties));
foreach (var key in brokerProperties)
{
using (var ms = new MemoryStream(Encoding.ASCII.GetBytes(key)))
{
message.BrokerProperties = (BrokerProperties)serializer.ReadObject(ms);
}
}
// Get custom propoerties.
foreach (var header in headers)
{
var key = header.Key;
if (!key.Equals("Transfer-Encoding") && !key.Equals("BrokerProperties") && !key.Equals("ContentType") && !key.Equals("Location") && !key.Equals("Date") && !key.Equals("Server"))
{
foreach (var value in header.Value)
{
var cleanValue = new string(value.Where(c => c != '\"').ToArray()); // strip out any quotes
message.CustomProperties.Add(key, cleanValue);
}
}
}
// Get message URI.
if (headers.Contains("Location"))
{
var locationProperties = headers.GetValues("Location");
message.Location = locationProperties.FirstOrDefault();
}
return(message);
}
