code: private List<TransformerChangeListener> getAllListeners() {
          @SuppressWarnings("deprecation") final List<TransformerChangeListener> globalChangeListeners =
                  getAnalysisJobBuilder().getTransformerChangeListeners();
  
          final List<TransformerChangeListener> list =
                  new ArrayList<>(globalChangeListeners.size() + _localChangeListeners.size());
          list.addAll(globalChangeListeners);
          list.addAll(_localChangeListeners);
          return list;
      }
docs: Builds a temporary list of all listeners, both global and local
  
  @return a list of global and local listeners