/// <summary>
/// Starts this message queue.
/// </summary>
public void Start()
{
try
{
if (_messageDeliveryThread != null)
{
return;
}
_wasStarted = false;
RegisterAtAllMessageChannels();
_shutdownWatcher = ShutdownWatcher.Create(this);
_terminatedEvent.Reset();
Thread thread;
lock (_syncObj)
_messageDeliveryThread = thread = new Thread(DoWork)
{
Name = string.Format("AMQ '{0}'", _queueName)
};
thread.Start();
}
catch (Exception e)
{
ServiceRegistration.Get <ILogger>().Error("Unhandled exception in start method of async message queue '{0}'",
e, _queueName);
}
}
public static ShutdownWatcher Create(AsynchronousMessageQueue owner)
{
IMessageBroker broker = ServiceRegistration.Get<IMessageBroker>();
ShutdownWatcher result = new ShutdownWatcher(owner);
broker.RegisterMessageReceiver(SystemMessaging.CHANNEL, result);
return result;
}
public static ShutdownWatcher Create(AsynchronousMessageQueue owner)
{
IMessageBroker broker = ServiceRegistration.Get <IMessageBroker>();
ShutdownWatcher result = new ShutdownWatcher(owner);
broker.RegisterMessageReceiver(SystemMessaging.CHANNEL, result);
return(result);
}
/// <summary>
/// Terminates this message queue. Once the queue is terminated, no further messages are delivered.
/// But as this method runs asynchronously to the message delivery thread, it is possible that a message is still being
/// delivered when this method returns.
/// </summary>
/// <remarks>
/// This method requests its internal lock, so it must not be called while holding other locks, according to the
/// MP2 multithreading guidelines.
/// </remarks>
public void Terminate()
{
if (_shutdownWatcher != null)
{
_shutdownWatcher.Remove();
}
_shutdownWatcher = null;
UnregisterFromAllMessageChannels();
_terminatedEvent.Set();
}
/// <summary>
/// Terminates this message queue. Once the queue is terminated, no further messages are delivered.
/// But as this method runs asynchronously to the message delivery thread, it is possible that a message is still being
/// delivered when this method returns.
/// </summary>
/// <remarks>
/// This method requests its internal lock, so it must not be called while holding other locks, according to the
/// MP2 multithreading guidelines.
/// A message queue which was terminated by this method may be restarted by calling <see cref="Start"/> again.
/// </remarks>
public void Terminate()
{
if (_shutdownWatcher != null)
{
_shutdownWatcher.Remove();
}
_shutdownWatcher = null;
UnregisterFromAllMessageChannels();
if (!_terminatedEvent.SafeWaitHandle.IsClosed)
{
_terminatedEvent.Set();
}
}
/// <summary>
/// Starts this message queue.
/// </summary>
public void Start()
{
if (_messageDeliveryThread != null)
{
return;
}
RegisterAtAllMessageChannels();
_shutdownWatcher = ShutdownWatcher.Create(this);
_terminatedEvent.Reset();
Thread thread;
lock (_syncObj)
_messageDeliveryThread = thread = new Thread(DoWork)
{
Name = string.Format("AMQ '{0}'", _queueName)
};
thread.Start();
}
/// <summary>
/// Terminates this message queue. Once the queue is terminated, no further messages are delivered.
/// But as this method runs asynchronously to the message delivery thread, it is possible that a message is still being
/// delivered when this method returns.
/// </summary>
/// <remarks>
/// This method requests its internal lock, so it must not be called while holding other locks, according to the
/// MP2 multithreading guidelines.
/// A message queue which was terminated by this method may be restarted by calling <see cref="Start"/> again.
/// </remarks>
public void Terminate()
{
if (_shutdownWatcher != null)
_shutdownWatcher.Remove();
_shutdownWatcher = null;
UnregisterFromAllMessageChannels();
if (!_terminatedEvent.SafeWaitHandle.IsClosed)
_terminatedEvent.Set();
}
/// <summary>
/// Starts this message queue.
/// </summary>
public void Start()
{
if (_messageDeliveryThread != null)
return;
RegisterAtAllMessageChannels();
_shutdownWatcher = ShutdownWatcher.Create(this);
_terminatedEvent.Reset();
Thread thread;
lock (_syncObj)
_messageDeliveryThread = thread = new Thread(DoWork)
{
Name = string.Format("AMQ '{0}'", _queueName)
};
thread.Start();
}
/// <summary>
/// Terminates this message queue. Once the queue is terminated, no further messages are delivered.
/// But as this method runs asynchronously to the message delivery thread, it is possible that a message is still being
/// delivered when this method returns.
/// </summary>
/// <remarks>
/// This method requests its internal lock, so it must not be called while holding other locks, according to the
/// MP2 multithreading guidelines.
/// A message queue which was terminated by this method may be restarted by calling <see cref="Start"/> again.
/// </remarks>
public void Terminate()
{
if (_shutdownWatcher != null)
_shutdownWatcher.Remove();
_shutdownWatcher = null;
UnregisterFromAllMessageChannels();
_terminatedEvent.Set();
}
