Chapter 14. SOAP Web Services
Formerly considered a buzzword, web services today form part of day-to-day architectural life. Web services applications can be implemented with different technologies such as SOAP or REST web services, or even XML-RPC.
SOAP (Simple Object Access Protocol) web services are said to be "loosely coupled" because the client of a web service doesn't have to know its implementation details (such as the language used to develop it or the method signature). The consumer is able to invoke a web service using a self-explanatory interface describing the available business methods (parameters and return value). The underlying implementation can be done in any language (Visual Basic, C#, C, C++, Java, etc.). A consumer and a service ...
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