public DefaultMessageHandler(string subscriptionName,
Action <T, MessageDeliverEventArgs> msgHandlingAction,
IConsumerErrorHandler consumerErrorHandler,
ISerializer messageSerializer,
IRabbitWatcher watcher)
{
if (msgHandlingAction == null)
{
throw new ArgumentNullException("msgHandlingAction");
}
if (consumerErrorHandler == null)
{
throw new ArgumentNullException("consumerErrorHandler");
}
if (messageSerializer == null)
{
throw new ArgumentNullException("messageSerializer");
}
if (watcher == null)
{
throw new ArgumentNullException("watcher");
}
_subscriptionName = subscriptionName;
_watcher = watcher;
_consumerErrorHandler = consumerErrorHandler;
_messageSerializer = messageSerializer;
_msgHandlingAction = msgHandlingAction;
}
/// <summary>
/// Initialize a DefaultMessageHandler
/// </summary>
/// <param name="subscriptionName"></param>
/// <param name="msgHandlingAction"></param>
/// <param name="consumerErrorHandler"></param>
/// <param name="messageSerializer"></param>
/// <param name="watcher"></param>
public DefaultMessageHandler(string subscriptionName,
Action <T, MessageDeliverEventArgs> msgHandlingAction,
IConsumerErrorHandler consumerErrorHandler,
ISerializer messageSerializer,
IRabbitWatcher watcher)
{
if (msgHandlingAction == null)
{
throw new ArgumentNullException(nameof(msgHandlingAction));
}
if (consumerErrorHandler == null)
{
throw new ArgumentNullException(nameof(consumerErrorHandler));
}
if (messageSerializer == null)
{
throw new ArgumentNullException(nameof(messageSerializer));
}
if (watcher == null)
{
throw new ArgumentNullException(nameof(watcher));
}
_subscriptionName = subscriptionName;
_watcher = watcher;
_consumerErrorHandler = consumerErrorHandler;
_messageSerializer = messageSerializer;
_msgHandlingAction = msgHandlingAction;
_typeName = Global.DefaultTypeNameSerializer.Serialize(typeof(T));
}
public DefaultMessageHandlerFactory(IConsumerErrorHandler consumerErrorHandler, IRabbitWatcher watcher)
{
if (consumerErrorHandler == null)
{
throw new ArgumentNullException("consumerErrorHandler");
}
if (watcher == null)
{
throw new ArgumentNullException("watcher");
}
_consumerErrorHandler = consumerErrorHandler;
_watcher = watcher;
}
public DefaultMessageHandlerFactory(IConsumerErrorHandler consumerErrorHandler, ISerializer messageSerializer, IRabbitWatcher watcher)
{
if (consumerErrorHandler == null)
{
throw new ArgumentNullException("consumerErrorHandler");
}
if (messageSerializer == null)
{
throw new ArgumentNullException("messageSerializer");
}
if (watcher == null)
{
throw new ArgumentNullException("watcher");
}
_consumerErrorHandler = consumerErrorHandler;
_messageSerializer = messageSerializer;
_watcher = watcher;
}
public DefaultMessageHandler(IConsumerErrorHandler consumerErrorHandler,
Func<BasicDeliverEventArgs, Task> jobFactory,
IRabbitWatcher watcher)
{
if (consumerErrorHandler == null)
{
throw new ArgumentNullException("consumerErrorHandler");
}
if (jobFactory == null)
{
throw new ArgumentNullException("jobFactory");
}
if (watcher == null)
{
throw new ArgumentNullException("watcher");
}
_watcher = watcher;
_consumerErrorHandler = consumerErrorHandler;
_jobFactory = jobFactory;
}
public PriorityMessageHandlerFactory(IConsumerErrorHandler consumerErrorHandler, IRabbitWatcher watcher)
: base(consumerErrorHandler, watcher)
{
}
public PriorityMessageHandlerFactory(IConsumerErrorHandler consumerErrorHandler, ISerializer messageSerializer, IRabbitWatcher watcher)
: base(consumerErrorHandler, messageSerializer, watcher)
{
}
public PriorityMessageHandlerForTest(string subscriptionName, Action <T, MessageDeliverEventArgs> msgHandlingAction, IConsumerErrorHandler consumerErrorHandler, ISerializer messageSerializer, IRabbitWatcher watcher)
: base(subscriptionName, msgHandlingAction, consumerErrorHandler, messageSerializer, watcher)
{
}
public DefaultMessageHandlerForTest(string subscriptionName, Action <T, MessageDeliverEventArgs> msgHandlingAction, IConsumerErrorHandler consumerErrorHandler, ISerializer messageSerializer, IRabbitWatcher watcher)
: base(subscriptionName, msgHandlingAction, consumerErrorHandler, messageSerializer, watcher)
{
HandlingComplete += x => { throw new Exception("HandlingCompleteException"); };
}
public PriorityMessageHandler(IConsumerErrorHandler consumerErrorHandler,
Func<BasicDeliverEventArgs, Task> jobFactory,
IRabbitWatcher watcher) : base(consumerErrorHandler, jobFactory, watcher)
{
}
public SequenceConsumer(IRabbitWatcher watcher,
IConsumerErrorHandler consumerErrorHandler,
ISerializer serializer,
IModel channel,
string consumerTag,
Func<BasicDeliverEventArgs, Task> jobFactory, bool autoAck)
: base(watcher, consumerErrorHandler, serializer, channel, consumerTag, jobFactory, 1)
{
_autoAck = autoAck;
}
protected BurrowConsummer(IRabbitWatcher watcher,
IConsumerErrorHandler consumerErrorHandler,
ISerializer serializer,
IModel channel,
string consumerTag,
Func<BasicDeliverEventArgs, Task> jobFactory,
int batchSize)
: base(channel, new SharedQueue())
{
if (consumerErrorHandler == null)
{
throw new ArgumentNullException("consumerErrorHandler");
}
if (watcher == null)
{
throw new ArgumentNullException("watcher");
}
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
if (jobFactory == null)
{
throw new ArgumentNullException("jobFactory");
}
if (channel == null)
{
throw new ArgumentNullException("channel");
}
if (batchSize < 1)
{
throw new ArgumentNullException("batchSize", "batchSize must be greter than or equal 1");
}
if (string.IsNullOrEmpty(consumerTag))
{
throw new ArgumentNullException("consumerTag", "consumerTag cannot be null or empty");
}
Model.ModelShutdown += WhenChannelShutdown;
Model.BasicRecoverAsync(true);
BatchSize = batchSize;
ConsumerTag = consumerTag;
JobFactory = jobFactory;
_pool = new Semaphore(BatchSize, BatchSize);
Watcher = watcher;
ConsumerErrorHandler = consumerErrorHandler;
Serializer = serializer;
_subscriptionCallbackThread = new Thread(_ =>
{
while (!_disposed)
{
try
{
BasicDeliverEventArgs deliverEventArgs;
lock (_sharedQueueLock)
{
_pool.WaitOne();
deliverEventArgs = (BasicDeliverEventArgs)Queue.Dequeue();
}
if (deliverEventArgs != null)
{
HandleMessageDelivery(deliverEventArgs);
}
}
catch (EndOfStreamException)
{
// do nothing here, EOS fired when queue is closed
// Looks like the connection has gone away, so wait a little while
// before continuing to poll the queue
Thread.Sleep(10);
}
}
});
_subscriptionCallbackThread.Start();
}
