fileItem.getExternalStorageIdentification(), isPublic(group));
fileItem.getExternalStorageIdentification(), !isPublic(group));
    public void run(FileItem fileItem, Group group)            throws FenixServiceException, ExcepcaoPersistencia, DomainException, FileManagerException {        fileItem.setPermittedGroup(group);        FileManagerFactory.getFileManager().changeFilePermissions(                fileItem.getExternalStorageIdentification(), isPublic(group));    }