/// <summary>
/// Creates and initializes new persistent delivery handler for the queue
/// </summary>
/// <param name="builder">Delivery handler builder</param>
/// <param name="factory">Creates new persistent delivery handler instance</param>
/// <returns></returns>
public static async Task <IMessageDeliveryHandler> CreatePersistentDeliveryHandler(this DeliveryHandlerBuilder builder,
Func <DatabaseOptions, IPersistentDeliveryHandler> factory)
{
DatabaseOptions databaseOptions = ConfigurationFactory.Builder.CreateOptions(builder.Queue);
IPersistentDeliveryHandler handler = factory(databaseOptions);
await handler.Initialize();
builder.OnAfterCompleted(AfterDeliveryHandlerCreated);
return(handler);
}
/// <summary>
/// Creates and returns persistent queue
/// </summary>
internal static async Task <HorseQueue> CreateQueue(HorseMq mq,
string queueName,
QueueOptions options,
Func <DatabaseOptions, IPersistentDeliveryHandler> factory)
{
return(await mq.CreateQueue(queueName, options, async builder =>
{
DatabaseOptions databaseOptions = ConfigurationFactory.Builder.CreateOptions(builder.Queue);
IPersistentDeliveryHandler handler = factory(databaseOptions);
await handler.Initialize();
return handler;
}));
}
/// <summary>
/// Creates new persistent queue
/// </summary>
/// <param name="mq">Horse MQ Server</param>
/// <param name="queueName">Queue name</param>
/// <param name="options">Queue Options</param>
/// <param name="factory">Delivery handler instance creator factory</param>
/// <returns></returns>
public static async Task <HorseQueue> CreatePersistentQueue(this HorseMq mq,
string queueName,
QueueOptions options,
Func <DatabaseOptions, IPersistentDeliveryHandler> factory)
{
HorseQueue queue = await CreateQueue(mq, queueName, options, factory);
IPersistentDeliveryHandler deliveryHandler = (IPersistentDeliveryHandler)queue.DeliveryHandler;
ConfigurationFactory.Manager.Add(queue, deliveryHandler.DbFilename);
ConfigurationFactory.Manager.Save();
return(queue);
}
/// <summary>
/// Creates new persistent queue
/// </summary>
/// <param name="mq">Horse MQ Server</param>
/// <param name="queueName">Queue name</param>
/// <param name="deleteWhen">Decision, when messages will be removed from disk</param>
/// <param name="producerAckDecision">Decision, when ack will be sent to producer</param>
/// <param name="options">Queue Options</param>
/// <returns></returns>
public static async Task <HorseQueue> CreatePersistentQueue(this HorseMq mq,
string queueName,
DeleteWhen deleteWhen,
ProducerAckDecision producerAckDecision,
QueueOptions options)
{
HorseQueue queue = await CreateQueue(mq, queueName, deleteWhen, producerAckDecision, options);
IPersistentDeliveryHandler deliveryHandler = (IPersistentDeliveryHandler)queue.DeliveryHandler;
ConfigurationFactory.Manager.Add(queue, deliveryHandler.DbFilename);
ConfigurationFactory.Manager.Save();
return(queue);
}
private static void AfterDeliveryHandlerCreated(DeliveryHandlerBuilder builder)
{
IPersistentDeliveryHandler persistentHandler = builder.Queue.DeliveryHandler as IPersistentDeliveryHandler;
if (persistentHandler == null)
{
return;
}
bool added = ConfigurationFactory.Manager.Add(builder.Queue, persistentHandler.DbFilename);
if (added)
{
ConfigurationFactory.Manager.Save();
}
}
