import javax.inject.Singleton;
import models.Atualizacao;
import models.AtualizacaoDAO;
import play.db.jpa.Transactional;
import play.mvc.Controller;
<BUG>import play.mvc.Result;
import actors.AtualizadorActorProtocol;</BUG>
import akka.actor.ActorRef;
<BUG>@Singleton
public class AtualizacaoController extends Controller {</BUG>
private ActorRef atualizador;

import javax.inject.Singleton;
import models.Atualizacao;
import models.AtualizacaoDAO;
import play.db.jpa.Transactional;
import play.mvc.Controller;
import play.mvc.Result;
import play.mvc.Security;
import actors.AtualizadorActorProtocol;
import akka.actor.ActorRef;
@Singleton
@Security.Authenticated(Secured.class)
public class AtualizacaoController extends Controller {
private ActorRef atualizador;
