public AsyncQueueReader(InputQueue <T> inputQueue, TimeSpan timeout, AsyncCallback callback, object state)
: base(callback, state)
{
this.inputQueue = inputQueue;
if (timeout != TimeSpan.MaxValue)
{
this.timer = new Timer(timerCallback, this, timeout, TimeSpan.FromMilliseconds(-1));//到期后将自身从队列中移除，只执行一次
}
}
internal UdpChannelListener(UdpTransportBindingElement bindingElement, BindingContext context)
: base(context.Binding)
{
this.maxMessageSize = (int)bindingElement.MaxReceivedMessageSize;
this.multicast = bindingElement.Multicast;
this.bufferManager = BufferManager.CreateBufferManager(bindingElement.MaxBufferPoolSize, this.maxMessageSize);
MessageEncodingBindingElement messageEncoderBindingElement = context.BindingParameters.Remove <MessageEncodingBindingElement>();
if (messageEncoderBindingElement != null)
{
this.messageEncoderFactory = messageEncoderBindingElement.CreateMessageEncoderFactory();
}
else
{
this.messageEncoderFactory = UdpConstants.DefaultMessageEncoderFactory;
}
this.channelQueue = new InputQueue <IInputChannel>();
this.currentChannelLock = new object();
this.listenSockets = new List <Socket>(2);
Uri baseAddress = context.ListenUriBaseAddress;
if (baseAddress == null)
{
if (context.ListenUriMode == ListenUriMode.Unique)
{
UriBuilder uriBuilder = new UriBuilder(this.Scheme, Dns.GetHostEntry(String.Empty).HostName);
uriBuilder.Path = Guid.NewGuid().ToString();
baseAddress = uriBuilder.Uri;
}
else
{
throw new InvalidOperationException(
"Null is only a supported value for ListenUriBaseAddress when using ListenUriMode.Unique.");
}
}
this.InitializeUri(baseAddress, context.ListenUriRelativeAddress, context.ListenUriMode);
}
internal UdpInputChannel(UdpChannelListener listener)
: base(listener)
{
this.encoder = listener.MessageEncoderFactory.Encoder;
this.messageQueue = new InputQueue <Message>();
}
public WaitQueueReader(InputQueue <T> inputQueue)
{
this.inputQueue = inputQueue;
waitEvent = new ManualResetEvent(false);
}
