public void DequeueAndUpdate()
{
// Get a connection string to our Azure Storage account.
string connectionString = ConnectionString;
// Get a reference to a queue named "sample-queue" and then create it
QueueClient queue = new QueueClient(connectionString, Randomize("sample-queue"));
queue.Create();
try
{
// Add several messages to the queue
queue.EnqueueMessage("first");
queue.EnqueueMessage("second");
queue.EnqueueMessage("third");
// Get the messages from the queue with a short visibility timeout
List <DequeuedMessage> messages = new List <DequeuedMessage>();
foreach (DequeuedMessage message in queue.DequeueMessages(10, TimeSpan.FromSeconds(1)).Value)
{
// Tell the service we need a little more time to process the message
UpdatedMessage changedMessage = queue.UpdateMessage(
message.MessageText,
message.MessageId,
message.PopReceipt,
TimeSpan.FromSeconds(5));
messages.Add(message.Update(changedMessage));
}
// Wait until the visibility window times out
Thread.Sleep(TimeSpan.FromSeconds(1.5));
// Ensure the messages aren't visible yet
Assert.AreEqual(0, queue.DequeueMessages(10).Value.Count());
// Finish processing the messages
foreach (DequeuedMessage message in messages)
{
// Tell the service we need a little more time to process the message
queue.DeleteMessage(message.MessageId, message.PopReceipt);
}
}
finally
{
// Clean up after the test when we're finished
queue.Delete();
}
}
public void Dequeue()
{
// Get a connection string to our Azure Storage account.
string connectionString = ConnectionString;
// Get a reference to a queue named "sample-queue" and then create it
QueueClient queue = new QueueClient(connectionString, Randomize("sample-queue"));
queue.Create();
try
{
// Add several messages to the queue
queue.EnqueueMessage("first");
queue.EnqueueMessage("second");
queue.EnqueueMessage("third");
queue.EnqueueMessage("fourth");
queue.EnqueueMessage("fifth");
// Get the next 10 messages from the queue
List <string> messages = new List <string>();
foreach (DequeuedMessage message in queue.DequeueMessages(maxMessages: 10).Value)
{
// "Process" the message
messages.Add(message.MessageText);
// Let the service know we finished with the message and
// it can be safely deleted.
queue.DeleteMessage(message.MessageId, message.PopReceipt);
}
// Verify the messages
Assert.AreEqual(5, messages.Count);
Assert.Contains("first", messages);
Assert.Contains("second", messages);
Assert.Contains("third", messages);
Assert.Contains("fourth", messages);
Assert.Contains("fifth", messages);
}
finally
{
// Clean up after the test when we're finished
queue.Delete();
}
}
static void Main(string[] args)
{
Console.WriteLine("Message reader");
var count = 0;
var cert = GetCert("sugarsus-receiver");
var cred = new ClientCertificateCredential(_tenantId, _clientId, cert);
var queue = new QueueClient(new Uri(_queueUri), cred);
while (true)
{
try
{
var resp = queue.DequeueMessages();
foreach (var msg in resp.Value)
{
if (msg.DequeueCount > 3)
{
Console.WriteLine("Bad msg. Moving to dead letter queue");
// move the message to somewhere else where you can investigate it
}
else
{
Console.WriteLine($"Processing: {msg.MessageText}");
}
++count;
queue.DeleteMessage(msg.MessageId, msg.PopReceipt);
}
}
catch (StorageRequestFailedException ex)
{
Console.WriteLine("");
break;
}
}
Console.WriteLine($"Processed {count} message(s).");
Console.ReadLine();
}