class PlaceHistoryHandler {

    public void registerOpenDock(@Observes UberfireDocksInteractionEvent event) {
        if (event.getType() == UberfireDocksInteractionEvent.InteractionType.OPENED) {
            currentBookmarkableURLStatus =
                    BookmarkableUrlHelper.registerOpenedDock(currentBookmarkableURLStatus,
                                                             event.getTargetDock());
            updateHistoryBar();
        }
    }

    public  PlaceHistoryHandler();

}