code: public void loadVfsEntryBean(
          final String siteRoot,
          final String filter,
  
          final AsyncCallback<CmsVfsEntryBean> asyncCallback) {
  
          CmsRpcAction<CmsVfsEntryBean> action = new CmsRpcAction<CmsVfsEntryBean>() {
  
              @Override
              public void execute() {
  
                  start(200, false);
                  getGalleryService().loadVfsEntryBean(siteRoot, filter, this);
              }
  
              @Override
              public void onResponse(CmsVfsEntryBean result) {
  
                  stop(false);
                  asyncCallback.onSuccess(result);
              }
  
          };
          action.execute();
      }
docs: Loads the root VFS entry bean for a given site selector option.<p>
  
  @param siteRoot the site root for which the VFS entry should be loaded
  @param filter the search filter
  
  @param asyncCallback the callback to call with the result