July 2018
Beginner to intermediate
668 pages
16h 29m
English
Content preview from Delphi Cookbook - Third Edition
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BOs validation using RTTI attributes
What does Business Object (BO) mean?
"A business object is an actor within the business layer of a layered object-oriented computer program that represents a part of a business or an item within it.... It represents business entities such as an invoice, a transaction or a person."
- Techopedia
If we fine-tune our applications, we are dealing with BOs—TCustomer, TOrder, and TInvoice are classic examples. In the end we always go to meet the same necessity: their validation; that is, to verify their validity through appropriate procedures. Regardless of whether you use an ORM, a data access framework such as FireDAC, or another, it is always a good idea to develop the BO layer to remain independent of them ...
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