/// <summary>
/// Limits the number of concurrent messages consumed for the specified message type.
/// </summary>
/// <param name="configurator"></param>
/// <param name="concurrentMessageLimit">The concurrent message limit for the message type</param>
public static void UseConcurrentMessageLimit <TMessage>(this IPipeConfigurator <ConsumeContext <TMessage> > configurator, int concurrentMessageLimit)
where TMessage : class
{
if (configurator == null)
{
throw new ArgumentNullException(nameof(configurator));
}
var limiter = new ConcurrencyLimiter(concurrentMessageLimit);
var specification = new ConcurrencyLimitConsumePipeSpecification <TMessage>(limiter);
configurator.AddPipeSpecification(specification);
}
/// <summary>
/// Limits the number of concurrent messages consumed for the specified message type.
/// </summary>
/// <param name="configurator"></param>
/// <param name="concurrentMessageLimit">The concurrent message limit for the message type</param>
/// <param name="managementEndpointConfigurator">A management endpoint configurator to support runtime adjustment</param>
/// <param name="id">An identifier for the concurrency limit to allow selective adjustment</param>
public static void UseConcurrentMessageLimit <TMessage>(this IPipeConfigurator <ConsumeContext <TMessage> > configurator, int concurrentMessageLimit,
IManagementEndpointConfigurator managementEndpointConfigurator, string id = null)
where TMessage : class
{
if (configurator == null)
{
throw new ArgumentNullException(nameof(configurator));
}
var limiter = new ConcurrencyLimiter(concurrentMessageLimit, id);
var specification = new ConcurrencyLimitConsumePipeSpecification <TMessage>(limiter);
configurator.AddPipeSpecification(specification);
managementEndpointConfigurator.Instance(limiter, x =>
{
x.UseConcurrentMessageLimit(1);
x.Message <SetConcurrencyLimit>(m => m.UseRetry(r => r.None()));
});
}
