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Force.com Enterprise Architecture

You're reading from   Force.com Enterprise Architecture Blend industry best practices to architect and deliver packaged Force.com applications that cater to enterprise business needs

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Product type Paperback
Published in Sep 2014
Publisher
ISBN-13 9781782172994
Length 402 pages
Edition 1st Edition
Languages
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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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Toc

Table of Contents (13) Chapters Close

Preface 1. Building, Publishing, and Supporting 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. User Interface 9. Providing Integration and Extensibility 10. Asynchronous Processing and Big Data Volumes 11. Source Control and Continuous Integration Index

Domain class template


The Domain class implementation in this chapter utilizes the FinancialForce.com Apex Enterprise Patterns library, which is open source and is included in the sample code of this chapter. In this library, the Apex base class, fflib_SObjectDomain, is provided to help implement the Domain layer pattern.

A basic template for a Domain class utilizing this base class is shown in the following code snippet:

public class Races extends fflib_SObjectDomain
{
  public Races(List<Race__c> races) 
  {
    super(races);
  }

  public class Constructor
    implements fflib_SObjectDomain.IConstructable
  {
    public fflib_SObjectDomain construct(List<SObject> sObjectList){
      return new Races(sObjectList);
    }
  } 
}

The first thing to note is that the constructor for this class takes a list of Race__c records, as per the guidelines described previously. The code implemented in a domain class is written with bulkification in mind. The base class constructor initializes...

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