/// <summary>
/// Creates instance of the <see cref="AzureQueuePublisher{TModel}"/>
/// </summary>
/// <param name="logFactory">Log factory</param>
/// <param name="serializer">Serializer</param>
/// <param name="publisherName">Name of the publisher</param>
/// <param name="settings">Queue settings</param>
/// <param name="bufferLifetime">Time interval, which indicates how often buffered messages will be published to the queue</param>
/// <param name="disableTelemetry">Disables Application Insight telemetry</param>
/// <param name="fireNForgetQueueExistenceCheck">Speed up azure queue existence check</param>
public AzureQueuePublisher(
[NotNull] ILogFactory logFactory,
[NotNull] IAzureQueueSerializer <TModel> serializer,
[NotNull] string publisherName,
[NotNull] AzureQueueSettings settings,
TimeSpan?bufferLifetime = null,
bool disableTelemetry = true,
bool fireNForgetQueueExistenceCheck = false)
: base(bufferLifetime ?? TimeSpan.FromMilliseconds(100), logFactory, publisherName)
{
_serializer = serializer ?? throw new ArgumentNullException(nameof(serializer));
_settings = settings ?? throw new ArgumentNullException(nameof(settings));
if (string.IsNullOrWhiteSpace(settings.QueueName))
{
throw new InvalidOperationException("Queue name should be not empty");
}
_log = logFactory.CreateLog(this, publisherName);
_settings = new AzureQueueSettings
{
QueueName = _settings.QueueName.ToLower(),
ConnectionString = _settings.ConnectionString
};
_cloudQueue = _settings.GetQueueAsync(fireNForgetQueueExistenceCheck).GetAwaiter().GetResult();
if (disableTelemetry)
{
DisableTelemetry();
}
}
public AzureQueuePublisher(string applicationName, AzureQueueSettings settings)
: base(applicationName, 1000)
{
_settings = settings;
_settings.QueueName = _settings.QueueName.ToLower();
_cloudQueue = _settings.GetQueueAsync().GetAwaiter().GetResult();
DisableTelemetry();
}
public override async Task Execute()
{
if (_cloudQueue == null)
{
_cloudQueue = await _settings.GetQueueAsync();
}
var messages = (await _cloudQueue.GetMessagesAsync(31)).ToArray();
if (messages.Length == 0)
{
return;
}
foreach (var message in messages)
{
var data = _deserializer.Deserialize(message.AsString);
await Task.WhenAll(_callbacks.Select(itm => itm(data)));
await _cloudQueue.DeleteMessageAsync(message);
}
}
