Accounts.apxc

public class Accounts extends fflib_SObjectDomain {
    public Accounts(List<Account>sObjectList) {
        super(sObjectList);
    }


    public class Constructor implements fflib_SObjectDomain.IConstructable {
        public fflib_SObjectDomain construct(List<SObject>sObjectList) {
            return new Accounts(sObjectList);
        }
    }
    
    public override void onApplyDefaults() {
        for (Account acct:(List<Account>)Records) {
            acct.Description = 'Domain classes rock!';
        }
    }
        
    public override void onBeforeUpdate(Map<Id, sObject>existingRecords) {
        String rock = 'Domain classes rock!';
        List<Account> updatedAccounts = new List<Account>();
        for (Account acct:(List<Account>) Records) {
            acct.AnnualRevenue = rock.getLevenshteinDistance(acct.Description);
            updatedAccounts.add(acct);
        }
        
        fflib_SObjectUnitOfWork uow = new fflib_SObjectUnitOfWork(new Schema.SObjectType[] {Account.SObjectType});
        uow.registerDirty(updatedAccounts);
    }    
    
}