Chapter 9. Expanding the Solution with Services and Rules

This chapter starts with consuming the customer service that we previously exposed. We will use this information in making a discount decision for orders. We will explore different ways to do this and introduce the Business Rule Engine as a way to provide rich, loosely coupled business decisions.

Topics covered in this chapter include the following:

  • Consuming WCF-SQL services
  • Creating policies, rules, and vocabularies
  • Looping in a policy
  • Versioning policies

Consuming the customer service

Now that we have exposed the customer service to other consumers, we are asked to use it ourselves when calculating an order discount. We need to use the customer service that we built in the last chapter from ...

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