/// <summary>
/// Inserts processing on a communication object after it transitions into the opening state which must complete within a specified interval of time.
/// </summary>
/// <param name="timeout">The <see cref="T:System.TimeSpan" /> that specifies how long the on open operation has to complete before timing out.</param>
/// <exception cref="T:System.ArgumentOutOfRangeException"><paramref name="timeout" /> is less than zero.</exception>
/// <exception cref="T:System.TimeoutException">The interval of time specified by <paramref name="timeout" /> that was allotted for the operation was exceeded before the operation was completed.</exception>
protected override void OnOpen(TimeSpan timeout)
{
if (Uri == null)
{
throw new InvalidOperationException("Uri must be set before ChannelListener is opened.");
}
NmsChannelHelper.ValidateTimeout(timeout);
}
/// <summary>
/// When implemented in a derived class, provides an asynchronous extensibility point when beginning to accept a channel.
/// </summary>
/// <returns>
/// The <see cref="T:System.IAsyncResult" /> that references the asynchronous accept channel operation.
/// </returns>
/// <param name="timeout">The <see cref="T:System.TimeSpan" /> that specifies how long the accept channel operation has to complete before timing out.</param>
/// <param name="callback">The <see cref="T:System.AsyncCallback" /> delegate that receives the notification of the asynchronous completion of the accept channel operation.</param>
/// <param name="state">An object, specified by the application, that contains state information associated with the asynchronous accept channel operation.</param>
protected override IAsyncResult OnBeginAcceptChannel(TimeSpan timeout, AsyncCallback callback, object state)
{
NmsChannelHelper.ValidateTimeout(timeout);
if (!IsDisposed)
{
EnsureChannelAvailable();
}
return(_channelQueue.BeginDequeue(timeout, callback, state));
}
/// <summary>
/// When implemented in a derived class, provides an extensibility point when accepting a channel.
/// </summary>
/// <returns>
/// The <see cref="T:System.ServiceModel.Channels.IChannel" /> accepted.
/// </returns>
/// <param name="timeout">The <see cref="T:System.TimeSpan" /> that specifies how long the accept channel operation has to complete before timing out.</param>
protected override IInputChannel OnAcceptChannel(TimeSpan timeout)
{
Tracer.Debug("Accepting channel");
NmsChannelHelper.ValidateTimeout(timeout);
if (!IsDisposed)
{
EnsureChannelAvailable();
}
IInputChannel channel;
if (_channelQueue.Dequeue(timeout, out channel))
{
return(channel);
}
throw new TimeoutException(String.Format("Accept on listener at address {0} timed out after {1}.", Uri.AbsoluteUri, timeout));
}
/// <summary>
/// When implemented in a derived class, provides a point of extensibility when starting to wait for a channel to arrive.
/// </summary>
/// <returns>
/// The <see cref="T:System.IAsyncResult" /> that references the asynchronous on begin wait operation.
/// </returns>
/// <param name="timeout">The <see cref="T:System.TimeSpan" /> that specifies how long the on begin wait operation has to complete before timing out.</param>
/// <param name="callback">The <see cref="T:System.AsyncCallback" /> delegate that receives the notification of the asynchronous operation on begin wait completion.</param>
/// <param name="state">An object, specified by the application, that contains state information associated with the asynchronous on begin wait operation.</param>
protected override IAsyncResult OnBeginWaitForChannel(TimeSpan timeout, AsyncCallback callback, object state)
{
NmsChannelHelper.ValidateTimeout(timeout);
return(_channelQueue.BeginWaitForItem(timeout, callback, state));
}
/// <summary>
/// When overridden in a derived class, provides a point of extensibility when waiting for a channel to arrive.
/// </summary>
/// <returns>
/// true if the method completed before the interval of time specified by the <paramref name="timeout" /> expired; otherwise false.
/// </returns>
/// <param name="timeout">The <see cref="T:System.TimeSpan" /> that specifies how long the on wait for a channel operation has to complete before timing out.</param>
protected override bool OnWaitForChannel(TimeSpan timeout)
{
NmsChannelHelper.ValidateTimeout(timeout);
return(_channelQueue.WaitForItem(timeout));
}
/// <summary>
/// Inserts processing on a communication object after it transitions to the opening state due to the invocation of an asynchronous open operation.
/// </summary>
/// <returns>
/// The <see cref="T:System.IAsyncResult" /> that references the asynchronous on open operation.
/// </returns>
/// <param name="timeout">The <see cref="T:System.TimeSpan" /> that specifies how long the on open operation has to complete before timing out.</param>
/// <param name="callback">The <see cref="T:System.AsyncCallback" /> delegate that receives notification of the completion of the asynchronous on open operation.</param>
/// <param name="state">An object, specified by the application, that contains state information associated with the asynchronous on open operation.</param>
/// <exception cref="T:System.ArgumentOutOfRangeException"><paramref name="timeout" /> is less than zero.</exception>
protected override IAsyncResult OnBeginOpen(TimeSpan timeout, AsyncCallback callback, object state)
{
NmsChannelHelper.ValidateTimeout(timeout);
OnOpen(timeout);
return(new CompletedAsyncResult(callback, state));
}
/// <summary>
/// Inserts processing on a communication object after it transitions into the opening state which must complete within a specified interval of time.
/// </summary>
/// <param name="timeout">The <see cref="T:System.TimeSpan" /> that specifies how long the on open operation has to complete before timing out.</param>
/// <exception cref="T:System.ArgumentOutOfRangeException"><paramref name="timeout" /> is less than zero.</exception>
/// <exception cref="T:System.TimeoutException">The interval of time specified by <paramref name="timeout" /> that was allotted for the operation was exceeded before the operation was completed.</exception>
protected override void OnOpen(TimeSpan timeout)
{
NmsChannelHelper.ValidateTimeout(timeout);
}