Chapter 5. Web Services Description Language

Imagine that for whatever reason, you have chosen to allow Web-based access to a set of services. Maybe you have an e-commerce application or a simple application programming interface (API) to a network-enabled device. Depending on the request you may return a SOAP response, an XML document, or an image. How do you tell the user this information? You can use paper documentation and then let the user program against that information. You can provide language-specific libraries that create the requests the “right way.” What do you do if you want to allow for discovery of services as well as provide for the possibility that connections may change? What do you do if you provide for SOAP connections over ...

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