/// <summary>
/// Initializes a new instance of the <see cref="Channel"/> class.
/// </summary>
/// <param name="multiplexingStream">The owning <see cref="Streams.MultiplexingStream"/>.</param>
/// <param name="offeredLocally">A value indicating whether this channel originated locally (as opposed to remotely).</param>
/// <param name="id">The ID of the channel.</param>
/// <param name="offerParameters">The parameters of the channel from the offering party.</param>
/// <param name="channelOptions">The channel options. Should only be null if the channel is created in response to an offer that is not immediately accepted.</param>
internal Channel(MultiplexingStream multiplexingStream, bool offeredLocally, int id, OfferParameters offerParameters, ChannelOptions?channelOptions = null)
{
Requires.NotNull(multiplexingStream, nameof(multiplexingStream));
Requires.NotNull(offerParameters, nameof(offerParameters));
this.MultiplexingStream = multiplexingStream;
this.offeredLocally = offeredLocally;
this.Id = id;
this.OfferParams = offerParameters;
if (offeredLocally)
{
this.localWindowSize = offerParameters.RemoteWindowSize;
}
else
{
this.remoteWindowSize = offerParameters.RemoteWindowSize;
}
if (channelOptions == null)
{
this.optionsAppliedTaskSource = new TaskCompletionSource <object?>();
}
else
{
this.ApplyChannelOptions(channelOptions);
}
}
internal Channel(MultiplexingStream multiplexingStream, int id, string name, ChannelOptions channelOptions)
{
Requires.NotNull(multiplexingStream, nameof(multiplexingStream));
Requires.NotNull(channelOptions, nameof(channelOptions));
Requires.NotNull(name, nameof(name));
this.MultiplexingStream = multiplexingStream;
this.Id = id;
this.Name = name;
this.TraceSource = channelOptions.TraceSource ?? new TraceSource($"{nameof(Streams.MultiplexingStream)}.{nameof(Channel)} {id} ({name})", SourceLevels.Critical);
this.receivingPipe = new Pipe();
this.transmissionPipe = new Pipe();
this.DisposeSelfOnFailure(this.ProcessOutboundTransmissionsAsync());
this.DisposeSelfOnFailure(this.AutoCloseOnPipesClosureAsync());
}
/// <summary>
/// Initializes a new instance of the <see cref="Channel"/> class.
/// </summary>
/// <param name="multiplexingStream">The owning <see cref="Streams.MultiplexingStream"/>.</param>
/// <param name="offeredLocally">A value indicating whether this channel originated locally (as opposed to remotely).</param>
/// <param name="id">The ID of the channel.</param>
/// <param name="name">The name of the channel.</param>
/// <param name="channelOptions">The channel options. Should only be null if the channel is created in response to an offer that is not immediately accepted.</param>
internal Channel(MultiplexingStream multiplexingStream, bool offeredLocally, int id, string name, ChannelOptions?channelOptions = null)
{
Requires.NotNull(multiplexingStream, nameof(multiplexingStream));
Requires.NotNull(name, nameof(name));
this.MultiplexingStream = multiplexingStream;
this.offeredLocally = offeredLocally;
this.Id = id;
this.Name = name;
if (channelOptions == null)
{
this.optionsAppliedTaskSource = new TaskCompletionSource <object?>();
}
else
{
this.ApplyChannelOptions(channelOptions);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="Channel"/> class.
/// </summary>
/// <param name="multiplexingStream">The owning <see cref="Streams.MultiplexingStream"/>.</param>
/// <param name="channelId">The party-qualified ID of the channel.</param>
/// <param name="offerParameters">The parameters of the channel from the offering party.</param>
/// <param name="channelOptions">The channel options. Should only be null if the channel is created in response to an offer that is not immediately accepted.</param>
internal Channel(MultiplexingStream multiplexingStream, QualifiedChannelId channelId, OfferParameters offerParameters, ChannelOptions?channelOptions = null)
{
Requires.NotNull(multiplexingStream, nameof(multiplexingStream));
Requires.NotNull(offerParameters, nameof(offerParameters));
this.MultiplexingStream = multiplexingStream;
this.channelId = channelId;
this.OfferParams = offerParameters;
switch (channelId.Source)
{
case ChannelSource.Local:
this.localWindowSize = offerParameters.RemoteWindowSize;
break;
case ChannelSource.Remote:
this.remoteWindowSize = offerParameters.RemoteWindowSize;
break;
case ChannelSource.Seeded:
this.remoteWindowSize = offerParameters.RemoteWindowSize;
this.localWindowSize = offerParameters.RemoteWindowSize;
break;
default:
throw new NotSupportedException();
}
if (channelOptions == null)
{
this.optionsAppliedTaskSource = new TaskCompletionSource <object?>();
}
else
{
this.ApplyChannelOptions(channelOptions);
}
}