Chapter 22Windows Communication Foundation

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In recent years, as use of the Internet has become more ubiquitous, there has been a rapid increase in web services. A web service is like a website that is used by a computer instead of a person. For example, instead of browsing to a website about your favorite TV program, you might instead use a desktop application that pulled in the same information via a web service. The advantage here is that the same web service might be used by all sorts of applications, and, indeed, by websites. Also, you can write your own application or website that uses third-party web services. Perhaps you might combine information about your favorite TV program with a mapping service to show filming locations.

The .NET Framework has supported web services for some time now. However, in the more recent versions of the framework, web services have been combined with another technology, called remoting, to create Windows Communication Foundation (WCF), which is a generic infrastructure for communication between applications.

Remoting makes it possible to create instances ...

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