Inside Windows® Communication Foundation

Chapter 7. Channel Managers

In this chapter:

The Concept of a Channel Manager 188

The Receiver: Channel Listeners 188

The Sender: Channel Factories 196

User code never directly instantiates a channel; that job is reserved for special factory types. Although these factory objects are not channels, they are considered part of the channel layer. In Chapter 6 I borrowed Design Pattern terminology (by Erich Gamma et al, Addison-Wesley, 1995) and called these special types channel factories. In the Microsoft Windows Communication Foundation (WCF) type system, channel factories have specific names, and the names of these types differ on the sender and the receiver. On the receiver, these types are called channel listeners. On the sender, these types are ...