Model-driven XML forms generation, Part 1: Start using the XML Forms Generator. Cours et Tutoriels Eclipse. Eclipse Tracker. GMF Tutorial. Modeling Rule-Based Systems with EMF. Copyright © 2004 Chaur G. Wu. All rights reserved. Summary There are examples of meta-models defined in ECore for modeling objects and relational data.
However, not much has been said about how to model rules. Before we look at this article’s example, let’s set the stage by going through some background information and make clear some terms that we will use throughout the article. Rule-Based Systems So what do we mean by rule-based? The idea of rule-based programming is to represent a domain expert’s knowledge in a form called rules. If it’s a rainy day, advise people to bring umbrellas when they go out. How do we represent the knowledge in a rule-based system? Rule 1: If it’s a rainy day, advise people to bring umbrellas when they go out. Fact 1: It’s a rainy day. Here’s how our imaginary expert system mimics the reasoning capability of weather reporter John. Although the example is nowhere close to the complexity of a practical rule-based system, it shows the following key points: ? . Learn Eclipse GMF in 15 minutes.
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