final Site site = executionCourse.getSite();
final ExecutionCourseSite site = executionCourse.getSite();
    public InfoSite run(InfoExecutionCourse infoExecutionCourse) throws ExcepcaoPersistencia {    	final ExecutionCourse executionCourse = rootDomainObject.readExecutionCourseByOID( infoExecutionCourse.getIdInternal());        final Site site = executionCourse.getSite();        if (site != null) {            final InfoSite infoSite = InfoSite.newInfoFromDomain(site);            infoSite.setInfoExecutionCourse(InfoExecutionCourse.newInfoFromDomain(executionCourse));            return infoSite;        } else {            return null;        }    }