3.2. Flow of a Web Service Call
In a Web service scenario, a client makes a request to a particular Web service, such as asking for the weather at a certain location, and the service, after processing the request, sends a response to the client to fulfill the request. When both the client and the Web service are implemented in a Java environment, the client makes the call to the service by invoking a Java method, along with setting up and passing the required parameters, and receives as the response the result of the method invocation.
To help you understand the context within which you design Web services, let's first take a high-level view at what happens beneath the hood in a typical Web services implementation in a Java environment. Figure ...
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