/// <summary>
/// Declares a queue whose name is automatically named by the server. It is created with
/// exclusive = true, autoDelete=true, and durable = false.
/// </summary>
/// <returns>The queue.</returns>
public Queue DeclareQueue()
{
var queueName = this.rabbitTemplate.Execute(channel => channel.QueueDeclare());
var queue = new Queue(queueName.QueueName, false, true, true);
return(queue);
}
private void StockForm_Load(object sender, EventArgs e)
{
accountNameTextBox.Text = DefaultAccountName;
tradeQuantityNumericUpDown.Value = DefaultTradeRequestQuantity;
txtRoutingKey.Text = DefaultRoutingKey;
tradeOperationsGroupBox.Enabled = false;
try
{
using (IConnectionFactory connectionFactory = new CachingConnectionFactory())
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(connectionFactory);
TopicExchange mktDataExchange = new TopicExchange("app.stock.marketdata", false, false);
amqpAdmin.DeclareExchange(mktDataExchange);
Spring.Messaging.Amqp.Core.Queue mktDataQueue = new Spring.Messaging.Amqp.Core.Queue("app.stock.marketdata");
amqpAdmin.DeclareQueue(mktDataQueue);
//Create the Exchange for MarketData Requests if it does not already exist.
//amqpAdmin.DeclareBinding(BindingBuilder.Bind(mktDataQueue).To(mktDataExchange).With(_currentBinding));
//Set up initial binding
RebindQueue(DefaultRoutingKey);
}
}
catch (Exception ex)
{
log.ErrorFormat("Uncaught application exception.", ex);
}
}
private void RebindQueue(string routingKey)
{
var ctx = ContextRegistry.GetContext();
var factory =
ctx.GetObject("ConnectionFactory") as IConnectionFactory;
try
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(factory);
TopicExchange mktDataExchange = new TopicExchange("APP.STOCK.MARKETDATA", false, false);
Spring.Messaging.Amqp.Core.Queue mktDataQueue = new Spring.Messaging.Amqp.Core.Queue("APP.STOCK.MARKETDATA");
if (!string.IsNullOrEmpty(_currentBinding))
{
amqpAdmin.RemoveBinding(BindingBuilder.Bind(mktDataQueue).To(mktDataExchange).With(_currentBinding));
}
_currentBinding = routingKey;
if (!string.IsNullOrEmpty(_currentBinding))
{
amqpAdmin.DeclareBinding(BindingBuilder.Bind(mktDataQueue).To(mktDataExchange).With(_currentBinding));
txtRoutingKey.Text = _currentBinding;
}
}
catch (Exception ex)
{
log.ErrorFormat("Uncaught application exception.", ex);
}
}
/// <summary>Declares the queue.</summary>
/// <param name="queue">The queue.</param>
public void DeclareQueue(Queue queue)
{
this.rabbitTemplate.Execute <object>(
channel =>
{
this.DeclareQueues(channel, queue);
return(null);
});
}
private static void Main(string[] args)
{
using (IConnectionFactory connectionFactory = new SingleConnectionFactory())
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(connectionFactory);
var helloWorldQueue = new Queue("hello.world.queue");
amqpAdmin.DeclareQueue(helloWorldQueue);
//Each queue is automatically bound to the default direct exchange.
Console.WriteLine("Queue [hello.world.queue] has been declared.");
Console.WriteLine("Press 'enter' to exit");
Console.ReadLine();
}
}
public static void Configure()
{
using (IConnectionFactory connectionFactory = new CachingConnectionFactory())
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(connectionFactory);
//Each queue is automatically bound to the default direct exchange.
amqpAdmin.DeclareQueue(new Queue(ConfigurationManager.AppSettings["STOCK_REQUEST_QUEUE_NAME"]));
amqpAdmin.DeclareQueue(new Queue(ConfigurationManager.AppSettings["STOCK_RESPONSE_QUEUE_NAME"]));
//handled by the java server app on startup
//TopicExchange mktDataExchange = new TopicExchange(ConfigurationManager.AppSettings["MARKET_DATA_EXCHANGE_NAME"], false, false);
//amqpAdmin.DeclareExchange(mktDataExchange);
var mktDataQueue = new Queue(ConfigurationManager.AppSettings["MARKET_DATA_QUEUE_NAME"]);
amqpAdmin.DeclareQueue(mktDataQueue);
}
}
static void Main(string[] args)
{
using (IConnectionFactory connectionFactory = new SingleConnectionFactory())
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(connectionFactory);
var marketDataQueue = new Queue("APP.STOCK.MARKETDATA");
amqpAdmin.DeclareQueue(marketDataQueue);
amqpAdmin.DeclareQueue(new Queue("APP.STOCK.REQUEST"));
amqpAdmin.DeclareQueue(new Queue("APP.STOCK.JOE"));
//Each queue is automatically bound to the default direct exchange.
Console.WriteLine("Queues and exchanges have been declared.");
Console.WriteLine("Press 'enter' to exit");
Console.ReadLine();
}
}
static void Main(string[] args)
{
using (IConnectionFactory connectionFactory = new CachingConnectionFactory())
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(connectionFactory);
//Each queue is automatically bound to the default direct exchange.
amqpAdmin.DeclareQueue(new Queue(ConfigurationManager.AppSettings["STOCK_REQUEST_QUEUE_NAME"]));
amqpAdmin.DeclareQueue(new Queue(ConfigurationManager.AppSettings["STOCK_RESPONSE_QUEUE_NAME"]));
TopicExchange mktDataExchange = new TopicExchange(ConfigurationManager.AppSettings["MARKET_DATA_EXCHANGE_NAME"], false, false);
amqpAdmin.DeclareExchange(mktDataExchange);
Queue mktDataQueue = new Queue(ConfigurationManager.AppSettings["MARKET_DATA_QUEUE_NAME"]);
amqpAdmin.DeclareQueue(mktDataQueue);
Console.WriteLine("Queues and exchanges have been declared.");
Console.WriteLine("Press 'enter' to exit");
Console.ReadLine();
}
}
public void TestReplyToOneDeep()
{
var mockConnectionFactory = new Mock<ConnectionFactory>();
var mockConnection = new Mock<IConnection>();
var mockChannel = new Mock<IModel>();
mockConnectionFactory.Setup(m => m.CreateConnection()).Returns(mockConnection.Object);
mockConnection.Setup(m => m.IsOpen).Returns(true);
mockConnection.Setup(m => m.CreateModel()).Returns(mockChannel.Object);
mockChannel.Setup(m => m.CreateBasicProperties()).Returns(() => new BasicProperties());
var template = new RabbitTemplate(new SingleConnectionFactory(mockConnectionFactory.Object));
var replyQueue = new Queue("new.replyTo");
template.ReplyQueue = replyQueue;
var messageProperties = new MessageProperties();
messageProperties.ReplyTo = "replyTo1";
var message = new Message(Encoding.UTF8.GetBytes("Hello, world!"), messageProperties);
var props = new List<IBasicProperties>();
mockChannel.Setup(m => m.BasicPublish(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<bool>(), It.IsAny<bool>(), It.IsAny<IBasicProperties>(), It.IsAny<byte[]>())).Callback<string, string, bool, bool, IBasicProperties, byte[]>(
(a1, a2, a3, a4, a5, a6) =>
{
var basicProps = a5;
props.Add(basicProps);
var springProps = new DefaultMessagePropertiesConverter().ToMessageProperties(basicProps, null, "UTF-8");
var replyMessage = new Message(Encoding.UTF8.GetBytes("!dlrow olleH"), springProps);
template.OnMessage(replyMessage);
});
var reply = template.SendAndReceive(message);
Assert.IsNotNull(reply);
Assert.AreEqual(1, props.Count);
var basicProperties = props[0];
Assert.AreEqual("new.replyTo", basicProperties.ReplyTo);
Assert.AreEqual("replyTo1", basicProperties.Headers[RabbitTemplate.STACKED_REPLY_TO_HEADER]);
Assert.IsNotNull(basicProperties.Headers[RabbitTemplate.STACKED_CORRELATION_HEADER]);
}
private void StockForm_Load(object sender, EventArgs e)
{
try
{
using (IConnectionFactory connectionFactory = new CachingConnectionFactory())
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(connectionFactory);
TopicExchange mktDataExchange = new TopicExchange("APP.STOCK.MARKETDATA", false, false);
amqpAdmin.DeclareExchange(mktDataExchange);
Spring.Messaging.Amqp.Core.Queue mktDataQueue = new Spring.Messaging.Amqp.Core.Queue("APP.STOCK.MARKETDATA");
amqpAdmin.DeclareQueue(mktDataQueue);
//Create the Exchange for MarketData Requests if it does not already exist.
//amqpAdmin.DeclareBinding(BindingBuilder.Bind(mktDataQueue).To(mktDataExchange).With(_currentBinding));
//Set up initial binding
RebindQueue("APP.STOCK.QUOTES.nasdaq.*");
}
}
catch (Exception ex)
{
log.ErrorFormat("Uncaught application exception.", ex);
}
}
public void TestStartupWithLazyDeclaration()
{
var queue = new Queue("test.queue");
this.context.ObjectFactory.RegisterSingleton("foo", queue);
this.rabbitAdmin.AfterPropertiesSet();
// A new connection is initialized so the queue is declared
Assert.True(this.rabbitAdmin.DeleteQueue(queue.Name));
}
public void TestDoubleDeclarationOfExclusiveQueue()
{
// Expect exception because the queue is locked when it is declared a second time.
var connectionFactory1 = new CachingConnectionFactory();
connectionFactory1.Port = BrokerTestUtils.GetPort();
var connectionFactory2 = new CachingConnectionFactory();
connectionFactory2.Port = BrokerTestUtils.GetPort();
var queue = new Queue("test.queue", false, true, true);
this.rabbitAdmin.DeleteQueue(queue.Name);
new RabbitAdmin(connectionFactory1).DeclareQueue(queue);
try
{
new RabbitAdmin(connectionFactory2).DeclareQueue(queue);
}
catch (Exception ex)
{
Assert.True(ex is AmqpIOException, "Expecting an AmqpIOException");
}
finally
{
// Need to release the connection so the exclusive queue is deleted
connectionFactory1.Dispose();
}
}
public void TestSpringWithDefaultExchangeImplicitBinding()
{
var exchange = new DirectExchange(RabbitAdmin.DEFAULT_EXCHANGE_NAME);
this.context.ObjectFactory.RegisterSingleton("foo", exchange);
var queueName = "test.queue";
var queue = new Queue(queueName, false, false, false);
this.context.ObjectFactory.RegisterSingleton("bar", queue);
var binding = new Binding(queueName, Binding.DestinationType.Queue, exchange.Name, queueName, null);
this.context.ObjectFactory.RegisterSingleton("baz", binding);
this.rabbitAdmin.AfterPropertiesSet();
this.rabbitAdmin.Initialize();
// Pass by virtue of RabbitMQ not firing a 403 reply code for both exchange and binding declaration
Assert.True(this.QueueExists(queue));
}
private void StockForm_Load(object sender, EventArgs e)
{
accountNameTextBox.Text = DefaultAccountName;
tradeQuantityNumericUpDown.Value = DefaultTradeRequestQuantity;
txtRoutingKey.Text = DefaultRoutingKey;
tradeOperationsGroupBox.Enabled = false;
try
{
using (IConnectionFactory connectionFactory = new CachingConnectionFactory())
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(connectionFactory);
TopicExchange mktDataExchange = new TopicExchange("app.stock.marketdata", false, false);
amqpAdmin.DeclareExchange(mktDataExchange);
Spring.Messaging.Amqp.Core.Queue mktDataQueue = new Spring.Messaging.Amqp.Core.Queue("app.stock.marketdata");
amqpAdmin.DeclareQueue(mktDataQueue);
//Create the Exchange for MarketData Requests if it does not already exist.
//amqpAdmin.DeclareBinding(BindingBuilder.Bind(mktDataQueue).To(mktDataExchange).With(_currentBinding));
//Set up initial binding
RebindQueue(DefaultRoutingKey);
}
}
catch (Exception ex)
{
log.ErrorFormat("Uncaught application exception.", ex);
}
}
/// <summary>Declares the queue.</summary>
/// <param name="queue">The queue.</param>
public void DeclareQueue(Queue queue)
{
this.rabbitTemplate.Execute<object>(
channel =>
{
this.DeclareQueues(channel, queue);
return null;
});
}
/// <summary>
/// Declares a queue whose name is automatically named by the server. It is created with
/// exclusive = true, autoDelete=true, and durable = false.
/// </summary>
/// <returns>The queue.</returns>
public Queue DeclareQueue()
{
var queueName = this.rabbitTemplate.Execute(channel => channel.QueueDeclare());
var queue = new Queue(queueName.QueueName, false, true, true);
return queue;
}
public void TestHardErrorAndReconnect()
{
var template = new RabbitTemplate(this.connectionFactory);
var admin = new RabbitAdmin(this.connectionFactory);
var queue = new Queue("foo");
admin.DeclareQueue(queue);
var route = queue.Name;
var latch = new CountdownEvent(1);
try
{
template.Execute<object>(
(IModel channel) =>
{
((IChannelProxy)channel).GetConnection().ConnectionShutdown += delegate
{
Logger.Info("Error");
if (latch.CurrentCount > 0)
{
latch.Signal();
}
// This will be thrown on the Connection thread just before it dies, so basically ignored
throw new SystemException();
};
var internalTag = channel.BasicConsume(route, false, new DefaultBasicConsumer(channel));
// Consume twice with the same tag is a hard error (connection will be reset)
var internalResult = channel.BasicConsume(route, false, internalTag, new DefaultBasicConsumer(channel));
Assert.Fail("Expected IOException, got: " + internalResult);
return null;
});
Assert.Fail("Expected AmqpIOException");
}
catch (AmqpIOException e)
{
// expected
}
template.ConvertAndSend(route, "message");
Assert.True(latch.Wait(1000));
var result = (string)template.ReceiveAndConvert(route);
Assert.AreEqual("message", result);
result = (string)template.ReceiveAndConvert(route);
Assert.AreEqual(null, result);
}
public RoutingKeyConfigurer(Queue queue, IExchange exchange)
{
this.queue = queue;
this.exchange = exchange;
}
public void TestReplyToThreeDeep()
{
var mockConnectionFactory = new Mock<ConnectionFactory>();
var mockConnection = new Mock<IConnection>();
var mockChannel = new Mock<IModel>();
mockConnectionFactory.Setup(m => m.CreateConnection()).Returns(mockConnection.Object);
mockConnection.Setup(m => m.IsOpen).Returns(true);
mockConnection.Setup(m => m.CreateModel()).Returns(mockChannel.Object);
mockChannel.Setup(m => m.CreateBasicProperties()).Returns(() => new BasicProperties());
var template = new RabbitTemplate(new SingleConnectionFactory(mockConnectionFactory.Object));
var replyQueue = new Queue("new.replyTo");
template.ReplyQueue = replyQueue;
var messageProperties = new MessageProperties();
messageProperties.ReplyTo = "replyTo2";
messageProperties.SetHeader(RabbitTemplate.STACKED_REPLY_TO_HEADER, "replyTo1");
messageProperties.SetHeader(RabbitTemplate.STACKED_CORRELATION_HEADER, "a");
var message = new Message(Encoding.UTF8.GetBytes("Hello, world!"), messageProperties);
var props = new List<IBasicProperties>();
var count = new AtomicInteger();
var nestedReplyTo = new List<string>();
var nestedReplyStack = new List<string>();
var nestedCorrelation = new List<string>();
mockChannel.Setup(m => m.BasicPublish(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<bool>(), It.IsAny<bool>(), It.IsAny<IBasicProperties>(), It.IsAny<byte[]>())).Callback<string, string, bool, bool, IBasicProperties, byte[]>
(
(a1, a2, a3, a4, a5, a6) =>
{
var basicProps = a5;
props.Add(basicProps);
var springProps = new DefaultMessagePropertiesConverter().ToMessageProperties(basicProps, null, "UTF-8");
var replyMessage = new Message(Encoding.UTF8.GetBytes("!dlrow olleH"), springProps);
if (count.IncrementValueAndReturn() < 2)
{
var anotherMessage = new Message(Encoding.UTF8.GetBytes("Second"), springProps);
replyMessage = template.SendAndReceive(anotherMessage);
nestedReplyTo.Add(replyMessage.MessageProperties.ReplyTo);
nestedReplyStack.Add((string)replyMessage.MessageProperties.Headers[RabbitTemplate.STACKED_REPLY_TO_HEADER]);
nestedCorrelation.Add((string)replyMessage.MessageProperties.Headers[RabbitTemplate.STACKED_CORRELATION_HEADER]);
}
template.OnMessage(replyMessage);
});
var reply = template.SendAndReceive(message);
Assert.IsNotNull(reply);
Assert.AreEqual(2, props.Count);
var basicProperties = props[0];
Assert.AreEqual("new.replyTo", basicProperties.ReplyTo);
Assert.AreEqual("replyTo2:replyTo1", basicProperties.Headers[RabbitTemplate.STACKED_REPLY_TO_HEADER]);
Assert.IsTrue(((string)basicProperties.Headers[RabbitTemplate.STACKED_CORRELATION_HEADER]).EndsWith(":a"));
basicProperties = props[1];
Assert.AreEqual("new.replyTo", basicProperties.ReplyTo);
Assert.AreEqual("new.replyTo:replyTo2:replyTo1", basicProperties.Headers[RabbitTemplate.STACKED_REPLY_TO_HEADER]);
Assert.IsTrue(((string)basicProperties.Headers[RabbitTemplate.STACKED_CORRELATION_HEADER]).EndsWith(":a"));
Assert.AreEqual("replyTo1", reply.MessageProperties.Headers[RabbitTemplate.STACKED_REPLY_TO_HEADER]);
Assert.AreEqual("a", reply.MessageProperties.Headers[RabbitTemplate.STACKED_CORRELATION_HEADER]);
Assert.AreEqual(1, nestedReplyTo.Count);
Assert.AreEqual(1, nestedReplyStack.Count);
Assert.AreEqual(1, nestedCorrelation.Count);
Assert.AreEqual("replyTo2:replyTo1", nestedReplyStack[0]);
Assert.IsTrue(nestedCorrelation[0].EndsWith(":a"));
}
private void StockForm_Load(object sender, EventArgs e)
{
try
{
using (IConnectionFactory connectionFactory = new CachingConnectionFactory())
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(connectionFactory);
TopicExchange mktDataExchange = new TopicExchange("APP.STOCK.MARKETDATA", false, false);
amqpAdmin.DeclareExchange(mktDataExchange);
Spring.Messaging.Amqp.Core.Queue mktDataQueue = new Spring.Messaging.Amqp.Core.Queue("APP.STOCK.MARKETDATA");
amqpAdmin.DeclareQueue(mktDataQueue);
//Create the Exchange for MarketData Requests if it does not already exist.
//amqpAdmin.DeclareBinding(BindingBuilder.Bind(mktDataQueue).To(mktDataExchange).With(_currentBinding));
//Set up initial binding
RebindQueue("APP.STOCK.QUOTES.nasdaq.*");
}
}
catch (Exception ex)
{
log.ErrorFormat("Uncaught application exception.", ex);
}
}
private void RebindQueue(string routingKey)
{
var ctx = ContextRegistry.GetContext();
var factory =
ctx.GetObject("ConnectionFactory") as IConnectionFactory;
try
{
IAmqpAdmin amqpAdmin = new RabbitAdmin(factory);
TopicExchange mktDataExchange = new TopicExchange("APP.STOCK.MARKETDATA", false, false);
Spring.Messaging.Amqp.Core.Queue mktDataQueue = new Spring.Messaging.Amqp.Core.Queue("APP.STOCK.MARKETDATA");
if (!string.IsNullOrEmpty(_currentBinding))
amqpAdmin.RemoveBinding(BindingBuilder.Bind(mktDataQueue).To(mktDataExchange).With(_currentBinding));
_currentBinding = routingKey;
if (!string.IsNullOrEmpty(_currentBinding))
{
amqpAdmin.DeclareBinding(BindingBuilder.Bind(mktDataQueue).To(mktDataExchange).With(_currentBinding));
txtRoutingKey.Text = _currentBinding;
}
}
catch (Exception ex)
{
log.ErrorFormat("Uncaught application exception.", ex);
}
}
public void TestSpringWithDefaultExchangeNonImplicitBinding()
{
var exchange = new DirectExchange(RabbitAdmin.DEFAULT_EXCHANGE_NAME);
this.context.ObjectFactory.RegisterSingleton("foo", exchange);
var queueName = "test.queue";
var queue = new Queue(queueName, false, false, false);
this.context.ObjectFactory.RegisterSingleton("bar", queue);
var binding = new Binding(queueName, Binding.DestinationType.Queue, exchange.Name, "test.routingKey", null);
this.context.ObjectFactory.RegisterSingleton("baz", binding);
this.rabbitAdmin.AfterPropertiesSet();
try
{
this.rabbitAdmin.DeclareBinding(binding);
}
catch (AmqpIOException ex)
{
Exception cause = ex;
Exception rootCause = null;
while (cause != null)
{
rootCause = cause;
cause = cause.InnerException;
}
Assert.True(rootCause.Message.Contains("code=403"));
Assert.True(rootCause.Message.Contains("operation not permitted on the default exchange"));
}
}
public void TestRemoveBindingWithDefaultExchangeImplicitBinding()
{
var queueName = "test.queue";
var queue = new Queue(queueName, false, false, false);
this.rabbitAdmin.DeclareQueue(queue);
var binding = new Binding(queueName, Binding.DestinationType.Queue, RabbitAdmin.DEFAULT_EXCHANGE_NAME, queueName, null);
this.rabbitAdmin.RemoveBinding(binding);
// Pass by virtue of RabbitMQ not firing a 403 reply code
}
public void TestStartupWithNonDurable()
{
var queue = new Queue("test.queue", false, false, false);
this.context.ObjectFactory.RegisterSingleton("foo", queue);
this.rabbitAdmin.AfterPropertiesSet();
var connectionHolder = new AtomicReference<IConnection>();
var rabbitTemplate = new RabbitTemplate(this.connectionFactory);
// Force RabbitAdmin to initialize the queue
var exists = rabbitTemplate.Execute<bool>(delegate(IModel channel)
{
var result = channel.QueueDeclarePassive(queue.Name);
connectionHolder.LazySet(((CachedModel)channel).Connection);
return result != null;
});
Assert.True(exists, "Expected Queue to exist");
Assert.True(this.QueueExists(connectionHolder.Value, queue));
// simulate broker going down and coming back up...
this.rabbitAdmin.DeleteQueue(queue.Name);
this.connectionFactory.Dispose();
Assert.False(this.QueueExists(null, queue));
// Broker auto-deleted queue, but it is re-created by the connection listener
exists = rabbitTemplate.Execute<bool>(delegate(IModel channel)
{
var result = channel.QueueDeclarePassive(queue.Name);
connectionHolder.LazySet(((CachedModel)channel).Connection);
return result != null;
});
Assert.True(exists, "Expected Queue to exist");
Assert.True(this.QueueExists(connectionHolder.Value, queue));
Assert.True(this.rabbitAdmin.DeleteQueue(queue.Name));
Assert.False(this.QueueExists(null, queue));
}
/// <summary>
/// Queues the exists.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="queue">The queue.</param>
/// <returns></returns>
/// Use native Rabbit API to test queue, bypassing all the connection and channel caching and callbacks in Spring
/// AMQP.
/// @param connection the raw connection to use
/// @param queue the Queue to test
/// @return true if the queue exists
/// <remarks></remarks>
private bool QueueExists(IConnection connection, Queue queue)
{
var target = connection;
if (target == null)
{
var connectionFactory = new ConnectionFactory();
connectionFactory.Port = BrokerTestUtils.GetPort();
target = connectionFactory.CreateConnection();
}
var channel = target.CreateModel();
try
{
var result = channel.QueueDeclarePassive(queue.Name);
return result != null;
}
catch (Exception e)
{
if (e.Message.Contains("RESOURCE_LOCKED"))
{
return true;
}
return false;
}
finally
{
if (connection == null)
{
target.Close();
}
}
}
public void TestQueueWithoutAutoDelete()
{
var queue = new Queue("test.queue", false, false, false);
this.context.ObjectFactory.RegisterSingleton("foo", queue);
this.rabbitAdmin.AfterPropertiesSet();
// Queue created on Spring startup
this.rabbitAdmin.Initialize();
Assert.True(this.QueueExists(queue));
// Stop and broker retains queue (only verifiable in native API)
this.connectionFactory.Dispose();
Assert.True(this.QueueExists(queue));
// Start and queue still exists
this.connectionFactory.CreateConnection();
Assert.True(this.QueueExists(queue));
// Queue manually deleted
Assert.True(this.rabbitAdmin.DeleteQueue(queue.Name));
Assert.False(this.QueueExists(queue));
}
/// <summary>
/// Declares all the exchanges, queues and bindings in the enclosing application context, if any. It should be safe
/// (but unnecessary) to call this method more than once.
/// </summary>
public void Initialize()
{
if (this.applicationContext == null)
{
Logger.Debug(m => m("no ApplicationContext has been set, cannot auto-declare Exchanges, Queues, and Bindings"));
return;
}
Logger.Debug(m => m("Initializing declarations"));
var exchanges = this.applicationContext.GetObjectsOfType(typeof(IExchange)).Values;
var queues = this.applicationContext.GetObjectsOfType(typeof(Queue)).Values;
var bindings = this.applicationContext.GetObjectsOfType(typeof(Binding)).Values;
foreach (IExchange exchange in exchanges)
{
if (!exchange.Durable)
{
Logger.Warn(m => m("Auto-declaring a non-durable Exchange ({0}). It will be deleted by the broker if it shuts down, and can be redeclared by closing and reopening the connection.", exchange.Name));
}
if (exchange.AutoDelete)
{
Logger.Warn(
m =>
m("Auto-declaring an auto-delete Exchange ({0}). It will be deleted by the broker if not in use (if all bindings are deleted), but will only be redeclared if the connection is closed and reopened.", exchange.Name));
}
}
foreach (Queue queue in queues)
{
if (!queue.Durable)
{
Logger.Warn(m => m("Auto-declaring a non-durable Queue ({0}). It will be redeclared if the broker stops and is restarted while the connection factory is alive, but all messages will be lost.", queue.Name));
}
if (queue.AutoDelete)
{
Logger.Warn(m => m("Auto-declaring an auto-delete Queue ({0}). It will be deleted by the broker if not in use, and all messages will be lost. Redeclared when the connection is closed and reopened.", queue.Name));
}
if (queue.Exclusive)
{
Logger.Warn(m => m("Auto-declaring an exclusive Queue ({0}). It cannot be accessed by consumers on another connection, and will be redeclared if the connection is reopened.", queue.Name));
}
}
this.rabbitTemplate.Execute<object>(
channel =>
{
var exchangeArray = new IExchange[exchanges.Count];
var queueArray = new Queue[queues.Count];
var bindingArray = new Binding[bindings.Count];
exchanges.CopyTo(exchangeArray, 0);
queues.CopyTo(queueArray, 0);
bindings.CopyTo(bindingArray, 0);
this.DeclareExchanges(channel, exchangeArray);
this.DeclareQueues(channel, queueArray);
this.DeclareBindings(channel, bindingArray);
return null;
});
Logger.Debug(m => m("Declarations finished"));
}
public void DeclareQueue(Queue queue)
{
rabbitAdmin.DeclareQueue(queue);
}
/// <summary>
/// Declares all the exchanges, queues and bindings in the enclosing application context, if any. It should be safe
/// (but unnecessary) to call this method more than once.
/// </summary>
public void Initialize()
{
if (this.applicationContext == null)
{
Logger.Debug(m => m("no ApplicationContext has been set, cannot auto-declare Exchanges, Queues, and Bindings"));
return;
}
Logger.Debug(m => m("Initializing declarations"));
var exchanges = this.applicationContext.GetObjectsOfType(typeof(IExchange)).Values;
var queues = this.applicationContext.GetObjectsOfType(typeof(Queue)).Values;
var bindings = this.applicationContext.GetObjectsOfType(typeof(Binding)).Values;
foreach (IExchange exchange in exchanges)
{
if (!exchange.Durable)
{
Logger.Warn(m => m("Auto-declaring a non-durable Exchange ({0}). It will be deleted by the broker if it shuts down, and can be redeclared by closing and reopening the connection.", exchange.Name));
}
if (exchange.AutoDelete)
{
Logger.Warn(
m =>
m("Auto-declaring an auto-delete Exchange ({0}). It will be deleted by the broker if not in use (if all bindings are deleted), but will only be redeclared if the connection is closed and reopened.", exchange.Name));
}
}
foreach (Queue queue in queues)
{
if (!queue.Durable)
{
Logger.Warn(m => m("Auto-declaring a non-durable Queue ({0}). It will be redeclared if the broker stops and is restarted while the connection factory is alive, but all messages will be lost.", queue.Name));
}
if (queue.AutoDelete)
{
Logger.Warn(m => m("Auto-declaring an auto-delete Queue ({0}). It will be deleted by the broker if not in use, and all messages will be lost. Redeclared when the connection is closed and reopened.", queue.Name));
}
if (queue.Exclusive)
{
Logger.Warn(m => m("Auto-declaring an exclusive Queue ({0}). It cannot be accessed by consumers on another connection, and will be redeclared if the connection is reopened.", queue.Name));
}
}
this.rabbitTemplate.Execute <object>(
channel =>
{
var exchangeArray = new IExchange[exchanges.Count];
var queueArray = new Queue[queues.Count];
var bindingArray = new Binding[bindings.Count];
exchanges.CopyTo(exchangeArray, 0);
queues.CopyTo(queueArray, 0);
bindings.CopyTo(bindingArray, 0);
this.DeclareExchanges(channel, exchangeArray);
this.DeclareQueues(channel, queueArray);
this.DeclareBindings(channel, bindingArray);
return(null);
});
Logger.Debug(m => m("Declarations finished"));
}
internal ExchangeConfigurer(Queue queue)
{
this.queue = queue;
}
/// <summary>
/// Determines whether [is running with empty queues] [the specified names].
/// </summary>
/// <param name="names">The names.</param>
/// Ensure the broker is running and has an empty queue with the specified name in the default exchange.
/// @return a new rule that assumes an existing running broker
/// <remarks></remarks>
public static BrokerRunning IsRunningWithEmptyQueues(params string[] names)
{
var queues = new Queue[names.Length];
for (var i = 0; i < queues.Length; i++)
{
queues[i] = new Queue(names[i]);
}
return new BrokerRunning(true, true, queues);
}
public void TestDoubleDeclarationOfAutodeleteQueue()
{
// No error expected here: the queue is autodeleted when the last consumer is cancelled, but this one never has
// any consumers.
var connectionFactory1 = new CachingConnectionFactory();
connectionFactory1.Port = BrokerTestUtils.GetPort();
var connectionFactory2 = new CachingConnectionFactory();
connectionFactory2.Port = BrokerTestUtils.GetPort();
var queue = new Queue("test.queue", false, false, true);
new RabbitAdmin(connectionFactory1).DeclareQueue(queue);
new RabbitAdmin(connectionFactory2).DeclareQueue(queue);
connectionFactory1.Dispose();
connectionFactory2.Dispose();
}
public ExchangeConfigurer From(Queue queue)
{
return new ExchangeConfigurer(queue);
}
public void TestDeclareBindingWithDefaultExchangeImplicitBinding()
{
var exchange = new DirectExchange(RabbitAdmin.DEFAULT_EXCHANGE_NAME);
var queueName = "test.queue";
var queue = new Queue(queueName, false, false, false);
this.rabbitAdmin.DeclareQueue(queue);
var binding = new Binding(queueName, Binding.DestinationType.Queue, exchange.Name, queueName, null);
this.rabbitAdmin.DeclareBinding(binding);
// Pass by virtue of RabbitMQ not firing a 403 reply code for both exchange and binding declaration
Assert.True(this.QueueExists(queue));
}
public DirectExchangeRoutingKeyConfigurer(Queue queue, IExchange exchange)
: base(queue, exchange)
{
}
/// <summary>
/// Declares the queue.
/// </summary>
/// <param name="queue">The queue.</param>
public void DeclareQueue(Queue queue)
{
rabbitTemplate.Execute<object>(delegate(IModel channel)
{
channel.QueueDeclare(queue.Name, false, queue.Durable, queue.Exclusive, queue.AutoDelete, false,
queue.Arguments);
return null;
});
}
