Summary
Since its inception, the Web has largely been a network of distributed data. With Web services, however, a turning point has been reached. The Web of the future will be a network of distributed functions as well as data. This isn't to say it will eventually consist only of functions, because “functionalizing” truly static data isn't very useful; in fact, it's inefficient. Rather, the Web is evolving into a very large distributed object system comprised of both static data and Web services.
In this chapter, we focused most of our discussion on understanding Web services and how they're used. We saw that there are four important technologies to become familiar with: XML, SOAP, WSDL, and UDDI. XML allows data to be self-describing and thus ...
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