/** Clear all table content */
public void clearTable() {
loaderImage.loadingStart();
list.clear();
selectionModel.clear();
dataProvider.flush();
dataProvider.refresh();
}
/** Called, when loading starts */
public void onLoadingStart() {
session.getUiElements().setLogText("Loading resource required attributes started.");
loaderImage.loadingStart();
events.onLoadingStart();
}
