AccountProcessManager.java

public class AccountProcessManager {

    private Account account;
    private Case parentCase;
    
    private final String SLA_ID 					= '5504100000007zk'; // Entitlement Id
    private final String RISK_RECORD_TYPE_ID 		= '01241000000PvRL';
    private final String WC_RECORD_TYPE_ID 			= '01241000000PvRQ';
    private final String LOGISTIC_RECORD_TYPE_ID 	= '01241000000PvRV';
    
    private final String ALL_CASES_QUEUE_ID = '00G41000000axAH';
    private final String RISK_QUEUE_ID 		= '00G41000000dQUU';
    private final String WC_QUEUE_ID		= '00G41000000dQUP';
    private final String LOGISTIC_QUEUE_ID	= '00G41000000dQUZ';
    
    
    public AccountProcessManager(Account a) { account = a; }
    
    public void execute(){
        // Cria o ticket pai do tipo CADASTRO
		parentCase = createParentAccount();

        Case risk = createRiskCase();
        Case wc   = createWCCase();

        if (account.Origem_do_credenciamento__c == 'APP Credenciamento') {
            Case logistic = createLogisticCase();
        }
        
    }
    
    public Case createParentAccount() {
		    Case parentCase = new Case();

        parentCase.AccountId = account.Id;
        parentCase.Subject = 'Novo cadastro do cliente: ' + account.Name;
        parentCase.Status  = 'Em análise';
        parentCase.Origin  = 'Email';
        parentCase.Origem_de_cadastro__c = 'Novo Parceiro';
        parentCase.OwnerId = ALL_CASES_QUEUE_ID;
        insert parentCase; 

        return parentCase;
    }
    
    public Case createRiskCase(){
		  return createGenericCase('Risco', RISK_RECORD_TYPE_ID, RISK_QUEUE_ID);
    }
    
    public Case createWCCase() {
	  	return createGenericCase('WC', WC_RECORD_TYPE_ID, WC_QUEUE_ID);
    }
    
    public Case createLogisticCase() {
  		return createGenericCase('Logística', LOGISTIC_RECORD_TYPE_ID, LOGISTIC_QUEUE_ID);
    }
    
    private Case createGenericCase(String caseType, String recordTypeId, String queueId) {
		    Case genericCase = new Case();
        
        genericCase.ParentId = parentCase.Id;
        genericCase.Subject  = 'Novo ticket de ' + caseType + ' para o cliente: ' + account.Name;
        genericCase.Status   = 'Em análise';
        genericCase.Origin   = 'Email';
		    genericCase.EntitlementId = SLA_ID;
        genericCase.RecordTypeId  = recordTypeId;
        genericCase.OwnerId 	  = queueId;
        
        insert genericCase;
        return genericCase;
    }
}

CaseProcessManager.java

public class CaseProcessManager {

    private Case c;

    public CaseProcessManager(Case instance) { c = instance; }
    
    public void execute(){
        if (c.Status == 'Cancelado') { 
            If (c.ParentId != null) {
				cancelCases();
                cancelParentCase();
            }
        }
    }
    
    private void cancelCases() {
		List<Case> cases = [SELECT Id
                            	 ,Status
                              FROM Case 
                              WHERE ParentId = :c.ParentId 
                               AND Id != :c.Id];

        for (Case theCase : cases) { cancelCase(theCase); }
    }
    
    private void cancelCase(Case cancelableCase){
        if (cancelableCase.Status != 'Cancelado') {
            cancelableCase.Status = 'Cancelado';
            update cancelableCase;
        }
    }
    
    private void cancelParentCase() {
        Case parentCase = [SELECT Id, Status FROM Case WHERE Id = :c.ParentId];
        cancelCase(parentCase);
    }
}