// Called on the UIThread when Nuxeo data has been retrieved
 @Override
 protected void onNuxeoDataRetrieved(Object data) {
   super.onNuxeoDataRetrieved(data);
   if (data != null) {
     // get the DocumentList from the async call result
     documentsList = (LazyUpdatableDocumentsList) data;
     displayDocumentList(listView, documentsList);
   }
 }