protected void loadComponentState() {
    final String key = getComponentStateKey();
    final MasterDetailsStateService stateService = getStateService();
    if (key != null && stateService != null) {
      final MasterDetailsState state = stateService.getComponentState(key, myState.getClass());
      if (state != null) {
        loadState(state);
      }
    }
  }
protected void loadComponentState()