public SessionSubscriptionReceiver(ServiceBusSettings settings, string topic, string subscription, bool requiresSequentialProcessing, ISessionSubscriptionReceiverInstrumentation instrumentation)
: this(settings,
topic,
subscription,
requiresSequentialProcessing,
instrumentation,
new ExponentialBackoff(10, TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(15), TimeSpan.FromSeconds(1)))
{
}
public SessionSubscriptionReceiver(ServiceBusSettings settings, string topic, string subscription, bool requiresSequentialProcessing,
ISessionSubscriptionReceiverInstrumentation instrumentation)
: this(
settings,
topic,
subscription,
requiresSequentialProcessing,
instrumentation,
new ExponentialBackoff(10, TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(15), TimeSpan.FromSeconds(1)))
{
}
protected SessionSubscriptionReceiver(ServiceBusSettings settings, string topic, string subscription, bool requiresSequentialProcessing, ISessionSubscriptionReceiverInstrumentation instrumentation, int maxRetryNumber, RetryStrategy backgroundRetryStrategy)
{
this.settings = settings;
this.topic = topic;
this.subscription = subscription;
this.requiresSequentialProcessing = requiresSequentialProcessing;
this.instrumentation = instrumentation;
var messagingFactory = MessagingFactory.CreateFromConnectionString(this.settings.ConnectionString);
this.client = messagingFactory.CreateSubscriptionClient(topic, subscription);
if (this.requiresSequentialProcessing)
{
this.client.PrefetchCount = 10;
}
else
{
this.client.PrefetchCount = 15;
}
this.dynamicThrottling =
new DynamicThrottling(
maxDegreeOfParallelism: 500,
minDegreeOfParallelism: 30,
penaltyAmount: 3,
workFailedPenaltyAmount: 5,
workCompletedParallelismGain: 1,
intervalForRestoringDegreeOfParallelism: 10000);
this.retryStrategy = backgroundRetryStrategy;
this.maxRetryNumber = maxRetryNumber;
this.receiveRetryPolicy = new RetryPolicy <ServiceBusTransientErrorDetectionStrategy>(backgroundRetryStrategy);
this.receiveRetryPolicy.Retrying += (s, e) =>
{
this.dynamicThrottling.Penalize();
Trace.TraceWarning(
"An error occurred in attempt number {1} to receive a message from subscription {2}: {0}",
e.LastException.Message,
e.CurrentRetryCount,
this.subscription);
};
}
/// <summary>
/// Initializes a new instance of the <see cref="SessionSubscriptionReceiver"/> class,
/// automatically creating the topic and subscription if they don't exist.
/// </summary>
protected SessionSubscriptionReceiver(ServiceBusSettings settings, string topic, string subscription, bool requiresSequentialProcessing, ISessionSubscriptionReceiverInstrumentation instrumentation, RetryStrategy backgroundRetryStrategy)
{
this.settings = settings;
this.topic = topic;
this.subscription = subscription;
this.requiresSequentialProcessing = requiresSequentialProcessing;
this.instrumentation = instrumentation;
this.tokenProvider = TokenProvider.CreateSharedSecretTokenProvider(settings.TokenIssuer, settings.TokenAccessKey);
this.serviceUri = ServiceBusEnvironment.CreateServiceUri(settings.ServiceUriScheme, settings.ServiceNamespace, settings.ServicePath);
var messagingFactory = MessagingFactory.Create(this.serviceUri, tokenProvider);
this.client = messagingFactory.CreateSubscriptionClient(topic, subscription);
if (this.requiresSequentialProcessing)
{
this.client.PrefetchCount = 10;
}
else
{
this.client.PrefetchCount = 15;
}
this.dynamicThrottling =
new DynamicThrottling(
maxDegreeOfParallelism: 160,
minDegreeOfParallelism: 30,
penaltyAmount: 3,
workFailedPenaltyAmount: 5,
workCompletedParallelismGain: 1,
intervalForRestoringDegreeOfParallelism: 10000);
this.receiveRetryPolicy = new RetryPolicy <ServiceBusTransientErrorDetectionStrategy>(backgroundRetryStrategy);
this.receiveRetryPolicy.Retrying += (s, e) =>
{
this.dynamicThrottling.Penalize();
Trace.TraceWarning(
"An error occurred in attempt number {1} to receive a message from subscription {2}: {0}",
e.LastException.Message,
e.CurrentRetryCount,
this.subscription);
};
}
protected SessionSubscriptionReceiver(ServiceBusSettings settings, string topic, string subscription, bool requiresSequentialProcessing, ISessionSubscriptionReceiverInstrumentation instrumentation, int maxRetryNumber, RetryStrategy backgroundRetryStrategy)
{
this.settings = settings;
this.topic = topic;
this.subscription = subscription;
this.requiresSequentialProcessing = requiresSequentialProcessing;
this.instrumentation = instrumentation;
var messagingFactory = MessagingFactory.CreateFromConnectionString(this.settings.ConnectionString);
this.client = messagingFactory.CreateSubscriptionClient(topic, subscription);
if (this.requiresSequentialProcessing)
{
this.client.PrefetchCount = 10;
}
else
{
this.client.PrefetchCount = 15;
}
this.dynamicThrottling =
new DynamicThrottling(
maxDegreeOfParallelism: 500,
minDegreeOfParallelism: 30,
penaltyAmount: 3,
workFailedPenaltyAmount: 5,
workCompletedParallelismGain: 1,
intervalForRestoringDegreeOfParallelism: 10000);
this.retryStrategy = backgroundRetryStrategy;
this.maxRetryNumber = maxRetryNumber;
this.receiveRetryPolicy = new RetryPolicy<ServiceBusTransientErrorDetectionStrategy>(backgroundRetryStrategy);
this.receiveRetryPolicy.Retrying += (s, e) =>
{
this.dynamicThrottling.Penalize();
Trace.TraceWarning(
"An error occurred in attempt number {1} to receive a message from subscription {2}: {0}",
e.LastException.Message,
e.CurrentRetryCount,
this.subscription);
};
}
/// <summary>
/// Initializes a new instance of the <see cref="SessionSubscriptionReceiver"/> class,
/// automatically creating the topic and subscription if they don't exist.
/// </summary>
protected SessionSubscriptionReceiver(ServiceBusSettings settings, string topic, string subscription, bool requiresSequentialProcessing, ISessionSubscriptionReceiverInstrumentation instrumentation, RetryStrategy backgroundRetryStrategy)
{
this.settings = settings;
this.topic = topic;
this.subscription = subscription;
this.requiresSequentialProcessing = requiresSequentialProcessing;
this.instrumentation = instrumentation;
this.tokenProvider = TokenProvider.CreateSharedSecretTokenProvider(settings.TokenIssuer, settings.TokenAccessKey);
this.serviceUri = ServiceBusEnvironment.CreateServiceUri(settings.ServiceUriScheme, settings.ServiceNamespace, settings.ServicePath);
var messagingFactory = MessagingFactory.Create(this.serviceUri, tokenProvider);
this.client = messagingFactory.CreateSubscriptionClient(topic, subscription);
if (this.requiresSequentialProcessing)
{
this.client.PrefetchCount = 10;
}
else
{
this.client.PrefetchCount = 15;
}
this.dynamicThrottling =
new DynamicThrottling(
maxDegreeOfParallelism: 160,
minDegreeOfParallelism: 30,
penaltyAmount: 3,
workFailedPenaltyAmount: 5,
workCompletedParallelismGain: 1,
intervalForRestoringDegreeOfParallelism: 10000);
this.receiveRetryPolicy = new RetryPolicy<ServiceBusTransientErrorDetectionStrategy>(backgroundRetryStrategy);
this.receiveRetryPolicy.Retrying += (s, e) =>
{
this.dynamicThrottling.Penalize();
Trace.TraceWarning(
"An error occurred in attempt number {1} to receive a message from subscription {2}: {0}",
e.LastException.Message,
e.CurrentRetryCount,
this.subscription);
};
}
