public void SubscribeAsync <T>(string subscriptionId, Func <T, Task> onMessage, Action <ISubscriptionConfiguration <T> > configure)
{
if (subscriptionId == null)
{
throw new ArgumentNullException("subscriptionId");
}
if (onMessage == null)
{
throw new ArgumentNullException("onMessage");
}
var configuration = new SubscriptionConfiguration <T>();
configure(configuration);
var queueName = GetQueueName <T>(subscriptionId);
var exchangeName = GetExchangeName <T>();
var queue = Queue.DeclareDurable(queueName, configuration.Arguments);
var exchange = Exchange.DeclareTopic(exchangeName);
queue.BindTo(exchange, configuration.Topics.ToArray());
advancedBus.Subscribe <T>(queue, (message, messageRecievedInfo) => onMessage(message.Body));
}
public virtual void SubscribeAsync <T>(string subscriptionId, Func <T, Task> onMessage, Action <ISubscriptionConfiguration <T> > configure)
{
Preconditions.CheckNotNull(subscriptionId, "subscriptionId");
Preconditions.CheckNotNull(onMessage, "onMessage");
var configuration = new SubscriptionConfiguration <T>();
configure(configuration);
var queueName = GetQueueName <T>(subscriptionId);
var exchangeName = GetExchangeName <T>();
var queue = advancedBus.QueueDeclare(queueName);
var exchange = advancedBus.ExchangeDeclare(exchangeName, ExchangeType.Topic);
if (configuration.Topics.Count == 0)
{
advancedBus.Bind(exchange, queue, "#");
}
else
{
foreach (var topic in configuration.Topics)
{
advancedBus.Bind(exchange, queue, topic);
}
}
advancedBus.Consume <T>(queue, (message, messageRecievedInfo) => onMessage(message.Body));
}
public virtual IDisposable SubscribeAsync <T>(string subscriptionId, Func <T, Task> onMessage, Action <ISubscriptionConfiguration> configure) where T : class
{
Preconditions.CheckNotNull(subscriptionId, "subscriptionId");
Preconditions.CheckNotNull(onMessage, "onMessage");
Preconditions.CheckNotNull(configure, "configure");
var configuration = new SubscriptionConfiguration(connectionConfiguration.PrefetchCount);
configure(configuration);
var queueName = conventions.QueueNamingConvention(typeof(T), subscriptionId);
var exchangeName = conventions.ExchangeNamingConvention(typeof(T));
var queue = advancedBus.QueueDeclare(queueName, autoDelete: configuration.AutoDelete, expires: configuration.Expires);
var exchange = advancedBus.ExchangeDeclare(exchangeName, ExchangeType.Topic);
foreach (var topic in configuration.Topics.AtLeastOneWithDefault("#"))
{
advancedBus.Bind(exchange, queue, topic);
}
return(advancedBus.Consume <T>(
queue,
(message, messageReceivedInfo) => onMessage(message.Body),
x =>
{
x.WithPriority(configuration.Priority)
.WithCancelOnHaFailover(configuration.CancelOnHaFailover)
.WithPrefetchCount(configuration.PrefetchCount);
if (configuration.IsExclusive)
{
x.AsExclusive();
}
}));
}
public virtual void SubscribeAsync <T>(string subscriptionId, Func <T, Task> onMessage, Action <ISubscriptionConfiguration <T> > configure)
{
Preconditions.CheckNotNull(subscriptionId, "subscriptionId");
Preconditions.CheckNotNull(onMessage, "onMessage");
var configuration = new SubscriptionConfiguration <T>();
configure(configuration);
var queueName = GetQueueName <T>(subscriptionId);
var exchangeName = GetExchangeName <T>();
var queue = Queue.DeclareDurable(queueName, configuration.Arguments);
var exchange = Exchange.DeclareTopic(exchangeName);
var topics = configuration.Topics.ToArray();
if (topics.Length == 0)
{
topics = new[] { "#" };
}
queue.BindTo(exchange, topics);
advancedBus.Subscribe <T>(queue, (message, messageRecievedInfo) => onMessage(message.Body));
}
public virtual ISubscriptionResult SubscribeAsync <T>(string subscriptionId, Func <T, Task> onMessage, Action <ISubscriptionConfiguration> configure) where T : class
{
Preconditions.CheckNotNull(subscriptionId, "subscriptionId");
Preconditions.CheckNotNull(onMessage, "onMessage");
Preconditions.CheckNotNull(configure, "configure");
var configuration = new SubscriptionConfiguration(connectionConfiguration.PrefetchCount);
configure(configuration);
var queueName = configuration.QueueName ?? conventions.QueueNamingConvention(typeof(T), subscriptionId);
var exchangeName = conventions.ExchangeNamingConvention(typeof(T));
var queue = advancedBus.QueueDeclare(
queueName,
autoDelete: configuration.AutoDelete,
durable: configuration.Durable,
expires: configuration.Expires,
maxPriority: configuration.MaxPriority,
maxLength: configuration.MaxLength,
maxLengthBytes: configuration.MaxLengthBytes,
consumerRepariable: true);
var exchange = advancedBus.ExchangeDeclare(exchangeName, ExchangeType.Topic);
foreach (var topic in configuration.Topics.DefaultIfEmpty("#"))
{
advancedBus.Bind(exchange, queue, topic);
}
var consumerCancellation = advancedBus.Consume <T>(
queue,
(message, messageReceivedInfo) => onMessage(message.Body),
x =>
{
x.WithPriority(configuration.Priority)
.WithCancelOnHaFailover(configuration.CancelOnHaFailover)
.WithPrefetchCount(configuration.PrefetchCount);
if (configuration.IsExclusive)
{
x.AsExclusive();
}
});
return(new SubscriptionResult(exchange, queue, consumerCancellation));
}
public virtual IDisposable SubscribeAsync <T>(string subscriptionId, Func <T, Task> onMessage, Action <ISubscriptionConfiguration> configure) where T : class
{
Preconditions.CheckNotNull(subscriptionId, "subscriptionId");
Preconditions.CheckNotNull(onMessage, "onMessage");
Preconditions.CheckNotNull(configure, "configure");
var configuration = new SubscriptionConfiguration();
configure(configuration);
var queueName = conventions.QueueNamingConvention(typeof(T), subscriptionId);
var exchangeName = conventions.ExchangeNamingConvention(typeof(T));
var queue = advancedBus.QueueDeclare(queueName, autoDelete: configuration.AutoDelete);
var exchange = advancedBus.ExchangeDeclare(exchangeName, ExchangeType.Topic);
foreach (var topic in configuration.Topics.AtLeastOneWithDefault("#"))
{
advancedBus.Bind(exchange, queue, topic);
}
return(advancedBus.Consume <T>(queue, (message, messageRecievedInfo) => onMessage(message.Body)));
}
private async Task <ISubscriptionResult> SubscribeAsyncInternal <T>(
string subscriptionId,
Func <T, CancellationToken, Task> onMessage,
Action <ISubscriptionConfiguration> configure,
CancellationToken cancellationToken
)
{
using var cts = cancellationToken.WithTimeout(configuration.Timeout);
var subscriptionConfiguration = new SubscriptionConfiguration(configuration.PrefetchCount);
configure(subscriptionConfiguration);
var queueName = subscriptionConfiguration.QueueName ?? conventions.QueueNamingConvention(typeof(T), subscriptionId);
var exchangeName = conventions.ExchangeNamingConvention(typeof(T));
var queue = await advancedBus.QueueDeclareAsync(
queueName,
c =>
{
c.AsDurable(subscriptionConfiguration.Durable);
c.AsAutoDelete(subscriptionConfiguration.AutoDelete);
if (subscriptionConfiguration.Expires.HasValue)
{
c.WithExpires(TimeSpan.FromMilliseconds(subscriptionConfiguration.Expires.Value));
}
if (subscriptionConfiguration.MaxPriority.HasValue)
{
c.WithMaxPriority(subscriptionConfiguration.MaxPriority.Value);
}
if (subscriptionConfiguration.MaxLength.HasValue)
{
c.WithMaxLength(subscriptionConfiguration.MaxLength.Value);
}
if (subscriptionConfiguration.MaxLengthBytes.HasValue)
{
c.WithMaxLengthBytes(subscriptionConfiguration.MaxLengthBytes.Value);
}
if (!string.IsNullOrEmpty(subscriptionConfiguration.QueueMode))
{
c.WithQueueMode(subscriptionConfiguration.QueueMode);
}
},
cts.Token
).ConfigureAwait(false);
var exchange = await advancedBus.ExchangeDeclareAsync(exchangeName, ExchangeType.Topic, cancellationToken : cts.Token).ConfigureAwait(false);
foreach (var topic in subscriptionConfiguration.Topics.DefaultIfEmpty("#"))
{
await advancedBus.BindAsync(exchange, queue, topic, cts.Token).ConfigureAwait(false);
}
var consumerCancellation = advancedBus.Consume <T>(
queue,
(message, messageReceivedInfo) => onMessage(message.Body, default),
x => x.WithPriority(subscriptionConfiguration.Priority)
.WithPrefetchCount(subscriptionConfiguration.PrefetchCount)
.WithExclusive(subscriptionConfiguration.IsExclusive)
);
return(new SubscriptionResult(exchange, queue, consumerCancellation));
}
