By Lonneke Dikmans, Ronald van Luttikhuizen
Familiarize yourself with transparent definitions of "Service" and "Architecture" to appreciate the whole SOA photo. examine SOA only from Oracle ACE administrators for SOA and Middleware during this ebook. A concise, no-nonsense consultant to demystifying provider orientated structure.
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Additional info for SOA Made Simple
The difference between reference architecture and solution architecture is that reference architecture is a generic reference where common problems are described together with principles and constraints on how to solve these. Solution architectures describe a specific solution to solve a specific problem or problems. For example, the Dutch reference architecture NORA is used as a reference for the solution architecture in a municipality. info Chapter 1 Project architecture Project architecture defines what part of a solution architecture will be realized by the project, or is in scope.
Drivers for services: The middle part continues this explanation by listing the main drivers for using services, discussing common myths that you can encounter in SOA-related projects, and concludes by providing a definition of SOA. • Solutions: Now you have an overview of what SOA is and the solutions it offers to the common challenges an organization and its IT faces, as explained in the previous chapter. For every challenge here is an explanation of the solution SOA offers to solve these challenges.
The Order Service can be used to create orders in the Order System, retrieve order information including its status, and cancel orders. Let's look at a simplified functional interface description for the Order Service: Operation Description Input Output Business fault Order product Creates a new order in the Order System and returns the calculated price and new identification for the order. All inputs are required. If the customer ID is invalid, a customer not found fault is returned. If the product is not in stock, a product not in stock fault will be returned.