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Salesforce Lightning Platform Enterprise Architecture

You're reading from   Salesforce Lightning Platform Enterprise Architecture Architect and deliver packaged applications that cater to enterprise business needs

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Product type Paperback
Published in Nov 2019
Publisher Packt
ISBN-13 9781789956719
Length 646 pages
Edition 3rd Edition
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Author (1):
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Andrew Fawcett Andrew Fawcett
Author Profile Icon Andrew Fawcett
Andrew Fawcett
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Table of Contents (17) Chapters Close

Preface 1. Building and Publishing Your Application FREE CHAPTER 2. Leveraging Platform Features 3. Application Storage 4. Apex Execution and Separation of Concerns 5. Application Service Layer 6. Application Domain Layer 7. Application Selector Layer 8. Building User Interfaces 9. User Interfaces with Lightning Framework 10. Providing Integration and Extensibility 11. Asynchronous Processing and Big Data Volumes 12. Unit Testing 13. Source Control and Continuous Integration 14. Integrating with External Services 15. Adding AI with Einstein 16. Other Books You May Enjoy

Introducing the Domain layer pattern

The following is Martin Fowler's definition of the Domain layer (http://martinfowler.com/eaaCatalog/domainModel.html):

"An object model of the domain that incorporates both behavior and data."

Like the Service layer, this pattern adds a further layer of separation of concerns and factoring of the application code, which helps to manage and scale a code base as it grows.

"At its worst business logic can be very complex. Rules and logic describe many different cases and slants of behavior, and it's this complexity that objects were designed to work with. A Domain Model creates a web of interconnected objects, where each object represents some meaningful individual, whether as large as a corporation or as small as a single line on an order form."

Martin's reference to objects in the preceding quote is mainly...

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