28.2. Java Web Services Basics
The computer on which a web service resides is referred to as a remote machine or server. The application (i.e., the client) that accesses the web service sends a method call over a network to the remote machine, which processes the call and returns a response over the network to the application. This kind of distributed computing is beneficial in many applications. For example, a client application without direct access to a database on a remote server might be able to retrieve the data via a web service. Similarly, an application lacking the processing power to perform specific computations could use a web service to take advantage of another system’s superior resources.
In Java, a web service is implemented ...
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