@Override public void updateHistory(PlaceRequest request, boolean updateBrowserUrl) { try { // Make sure the request match assert request.hasSameNameToken(getCurrentPlaceRequest()) : "Internal error, PlaceRequest passed to" + "updateHistory doesn't match the tail of the place hierarchy."; placeHierarchy.set(placeHierarchy.size() - 1, request); if (updateBrowserUrl) { String historyToken = tokenFormatter.toHistoryToken(placeHierarchy); String browserHistoryToken = getBrowserHistoryToken(); if (browserHistoryToken == null || !browserHistoryToken.equals(historyToken)) { setBrowserHistoryToken(historyToken, false); } saveHistoryToken(historyToken); } } catch (TokenFormatException e) { // Do nothing. } }