8.4. Case Study Design

8.4.1. High-Level Design

A Web Services architecture (please also refer to Chapter 4, Web Services Architecture and Best Practices) typically consists of a Web Services Consumer (who uses and invokes the services), Web Services Service Registry (which provides a directory of business services available and points to their service end-point URLs) and Web Services Service Provider (the business functionality provided to serve the consumers).

The Web Services Consumer finds or discovers different business services from the Web Services Service Registry. In this case, the Web Services Consumer wants to find a Request for FX Spot Rate Quote Service. The Web Services Service Registry hosts all business services information, such ...

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