@Override
 public void setOptions(final Set<Option> options) {
   if (options.contains(Option.TREE_NAVIGATOR)) {
     explorer.setNavType(Explorer.NavType.TREE, businessOptions);
   } else {
     explorer.setNavType(Explorer.NavType.BREADCRUMB, businessOptions);
   }
 }
 @Override
 public void setContent(
     final Set<OrganizationalUnit> organizationalUnits,
     final OrganizationalUnit organizationalUnit,
     final Set<Repository> repositories,
     final Repository repository,
     final Set<Project> projects,
     final Project project,
     final FolderListing folderListing,
     final Map<FolderItem, List<FolderItem>> siblings) {
   explorer.setupHeader(
       organizationalUnits, organizationalUnit,
       repositories, repository,
       projects, project);
   explorer.loadContent(folderListing, siblings);
   setItems(folderListing);
 }
 @Override
 public void init(final ViewPresenter presenter) {
   this.presenter = presenter;
   explorer.init(Explorer.Mode.COLLAPSED, businessOptions, Explorer.NavType.TREE, presenter);
 }