public StartConsumingStatus StartConsuming(IPersistentConnection connection, ICollection <Tuple <IQueue, Func <byte[], MessageProperties, MessageReceivedInfo, Task> > > queueConsumerPairs, IConsumerConfiguration configuration)
{
Preconditions.CheckNotNull(connection, nameof(connection));
Preconditions.CheckNotNull(queueConsumerPairs, nameof(queueConsumerPairs));
Preconditions.CheckNotNull(configuration, nameof(configuration));
IDictionary <string, object> arguments = new Dictionary <string, object>
{
{ "x-priority", configuration.Priority },
{ "x-cancel-on-ha-failover", configuration.CancelOnHaFailover || connectionConfiguration.CancelOnHaFailover }
};
try
{
Model = connection.CreateModel();
Model.BasicQos(0, configuration.PrefetchCount, true);
basicConsumers = new List <BasicConsumer>();
foreach (var p in queueConsumerPairs)
{
var queue = p.Item1;
var onMessage = p.Item2;
var consumerTag = conventions.ConsumerTagConvention();
try
{
var basicConsumers = new BasicConsumer(SingleBasicConsumerCancelled, consumerDispatcher, queue, eventBus, handlerRunner, onMessage, logger, Model);
Model.BasicConsume(
queue.Name, // queue
false, // noAck
consumerTag, // consumerTag
true,
configuration.IsExclusive,
arguments, // arguments
basicConsumers); // consumer
this.basicConsumers.Add(basicConsumers);
logger.InfoWrite("Declared Consumer. queue='{0}', consumer tag='{1}' prefetchcount={2} priority={3} x-cancel-on-ha-failover={4}",
queue.Name, consumerTag, configuration.PrefetchCount, configuration.Priority, configuration.CancelOnHaFailover);
}
catch (Exception ex)
{
logger.ErrorWrite("Consume failed. queue='{0}', consumer tag='{1}', message='{2}'",
queue.Name, consumerTag, ex.Message);
return(StartConsumingStatus.Failed);
}
}
}
catch (Exception exception)
{
logger.ErrorWrite("Consume failed. queue='{0}', message='{1}'",
string.Join(";", queueConsumerPairs.Select(x => x.Item1.Name)), exception.Message);
return(StartConsumingStatus.Failed);
}
return(StartConsumingStatus.Succeed);
}
public void StartConsuming(
IPersistentConnection connection,
IQueue queue,
Func <byte[], MessageProperties, MessageReceivedInfo, Task> onMessage)
{
Preconditions.CheckNotNull(connection, "connection");
Preconditions.CheckNotNull(queue, "queue");
Preconditions.CheckNotNull(onMessage, "onMessage");
this.queue = queue;
this.onMessage = onMessage;
var consumerTag = conventions.ConsumerTagConvention();
try
{
Model = connection.CreateModel();
Model.BasicQos(0, connectionConfiguration.PrefetchCount, false);
Model.BasicConsume(
queue.Name, // queue
false, // noAck
consumerTag, // consumerTag
this); // consumer
logger.InfoWrite("Declared Consumer. queue='{0}', consumer tag='{1}' prefetchcount={2}",
queue.Name, consumerTag, connectionConfiguration.PrefetchCount);
}
catch (Exception exception)
{
logger.InfoWrite("Consume failed. queue='{0}', consumer tag='{1}', message='{2}'",
queue.Name, consumerTag, exception.Message);
}
}
public StartConsumingStatus StartConsuming(
IPersistentConnection connection,
IQueue queue,
Func <byte[], MessageProperties, MessageReceivedInfo, Task> onMessage,
IConsumerConfiguration configuration
)
{
Preconditions.CheckNotNull(connection, "connection");
Preconditions.CheckNotNull(queue, "queue");
Preconditions.CheckNotNull(onMessage, "onMessage");
Preconditions.CheckNotNull(configuration, "configuration");
this.queue = queue;
this.onMessage = onMessage;
this.configuration = configuration;
var consumerTag = conventions.ConsumerTagConvention();
IDictionary <string, object> arguments = new Dictionary <string, object>
{
{ "x-priority", configuration.Priority },
{ "x-cancel-on-ha-failover", configuration.CancelOnHaFailover || connectionConfiguration.CancelOnHaFailover }
};
try
{
Model = connection.CreateModel();
Model.BasicQos(0, configuration.PrefetchCount, false);
Model.BasicConsume(
queue.Name, // queue
false, // noAck
consumerTag, // consumerTag
true,
configuration.IsExclusive,
arguments, // arguments
this); // consumer
logger.InfoWrite("Declared Consumer. queue='{0}', consumer tag='{1}' prefetchcount={2} priority={3} x-cancel-on-ha-failover={4}",
queue.Name, consumerTag, configuration.PrefetchCount, configuration.Priority, configuration.CancelOnHaFailover);
}
catch (Exception exception)
{
logger.ErrorWrite("Consume failed. queue='{0}', consumer tag='{1}', message='{2}'",
queue.Name, consumerTag, exception.Message);
return(StartConsumingStatus.Failed);
}
return(StartConsumingStatus.Succeed);
}
public StartConsumingStatus StartConsuming(IPersistentConnection connection, ICollection <Tuple <IQueue, Func <byte[], MessageProperties, MessageReceivedInfo, Task> > > queueConsumerPairs, IConsumerConfiguration configuration)
{
Preconditions.CheckNotNull(connection, nameof(connection));
Preconditions.CheckNotNull(queueConsumerPairs, nameof(queueConsumerPairs));
Preconditions.CheckNotNull(configuration, nameof(configuration));
IDictionary <string, object> arguments = new Dictionary <string, object>
{
{ "x-priority", configuration.Priority }
};
try
{
Model = connection.CreateModel();
Model.BasicQos(0, configuration.PrefetchCount, true);
basicConsumers = new List <BasicConsumer>();
foreach (var p in queueConsumerPairs)
{
var queue = p.Item1;
var onMessage = p.Item2;
var consumerTag = conventions.ConsumerTagConvention();
try
{
var basicConsumer = new BasicConsumer(SingleBasicConsumerCancelled, consumerDispatcher, queue, eventBus, handlerRunner, onMessage, Model);
Model.BasicConsume(
queue.Name, // queue
false, // noAck
consumerTag, // consumerTag
true,
configuration.IsExclusive,
arguments, // arguments
basicConsumer // consumer
);
basicConsumers.Add(basicConsumer);
logger.InfoFormat(
"Declared consumer with consumerTag {consumerTag} on queue={queue} and configuration {configuration}",
queue.Name,
consumerTag,
configuration
);
}
catch (Exception exception)
{
logger.Error(
exception,
"Consume with consumerTag {consumerTag} on queue {queue} failed",
queue.Name,
consumerTag
);
return(StartConsumingStatus.Failed);
}
}
return(StartConsumingStatus.Succeed);
}
catch (Exception exception)
{
logger.Error(
exception,
"Consume on queue {queue} failed",
string.Join(";", queueConsumerPairs.Select(x => x.Item1.Name))
);
return(StartConsumingStatus.Failed);
}
}
public virtual void Consume(IQueue queue, Func <Byte[], MessageProperties, MessageReceivedInfo, Task> onMessage)
{
Preconditions.CheckNotNull(queue, "queue");
Preconditions.CheckNotNull(onMessage, "onMessage");
if (disposed)
{
throw new EasyNetQException("This bus has been disposed");
}
var newConsumerTag = conventions.ConsumerTagConvention();
var subscriptionAction = new SubscriptionAction(newConsumerTag, logger, queue.IsSingleUse, queue.IsExclusive);
subscriptionAction.Action = (isNewConnection) =>
{
// recreate channel if current channel is no longer open or connection was dropped and reconnected (to survive server restart)
if (subscriptionAction.Channel == null || subscriptionAction.Channel.IsOpen == false || isNewConnection)
{
subscriptionAction.Channel = CreateChannel(queue);
}
var channel = subscriptionAction.Channel;
channel.BasicQos(0, connectionConfiguration.PrefetchCount, false);
var consumer = consumerFactory.CreateConsumer(subscriptionAction, channel, queue.IsSingleUse,
(consumerTag, deliveryTag, redelivered, exchange, routingKey, properties, body) =>
{
var messageRecievedInfo = new MessageReceivedInfo
{
ConsumerTag = consumerTag,
DeliverTag = deliveryTag,
Redelivered = redelivered,
Exchange = exchange,
RoutingKey = routingKey
};
var messsageProperties = new MessageProperties(properties);
return(onMessage(body, messsageProperties, messageRecievedInfo));
});
var cancelNotifications = consumer as IConsumerCancelNotifications;
if (cancelNotifications != null)
{
cancelNotifications.BasicCancel += OnBasicCancel;
}
channel.BasicConsume(
queue.Name, // queue
NoAck, // noAck
consumer.ConsumerTag, // consumerTag
consumer); // consumer
logger.DebugWrite("Declared Consumer. queue='{0}', consumer tag='{1}' prefetchcount={2}",
queue.Name,
consumer.ConsumerTag,
connectionConfiguration.PrefetchCount);
};
AddSubscriptionAction(subscriptionAction);
}
/// <inheritdoc />
public StartConsumingStatus StartConsuming(
IReadOnlyCollection <Tuple <IQueue, MessageHandler> > queueConsumerPairs,
ConsumerConfiguration configuration
)
{
Preconditions.CheckNotNull(queueConsumerPairs, nameof(queueConsumerPairs));
Preconditions.CheckNotNull(configuration, nameof(configuration));
try
{
InitModel(configuration.PrefetchCount, true);
basicConsumers = new List <BasicConsumer>();
foreach (var p in queueConsumerPairs)
{
var queue = p.Item1;
var onMessage = p.Item2;
var consumerTag = conventions.ConsumerTagConvention();
try
{
var basicConsumer = new BasicConsumer(SingleBasicConsumerCancelled, consumerDispatcher, queue, eventBus, handlerRunner, onMessage, Model);
Model.BasicConsume(
queue.Name, // queue
false, // noAck
consumerTag, // consumerTag
true,
configuration.IsExclusive,
configuration.Arguments, // arguments
basicConsumer // consumer
);
basicConsumers.Add(basicConsumer);
logger.InfoFormat(
"Declared consumer with consumerTag {consumerTag} on queue={queue} and configuration {configuration}",
queue.Name,
consumerTag,
configuration
);
}
catch (Exception exception)
{
logger.Error(
exception,
"Consume with consumerTag {consumerTag} on queue {queue} failed",
queue.Name,
consumerTag
);
return(StartConsumingStatus.Failed);
}
}
return(StartConsumingStatus.Succeed);
}
catch (Exception exception)
{
logger.Error(
exception,
"Consume on queue {queue} failed",
string.Join(";", queueConsumerPairs.Select(x => x.Item1.Name))
);
return(StartConsumingStatus.Failed);
}
}
