docs: protected LinkedHashMap<String, String> getSortList() {
  
          LinkedHashMap<String, String> list = new LinkedHashMap<String, String>();
          list.put(SortParams.tree.name(), Messages.get().key(Messages.GUI_SORT_LABEL_HIERARCHIC_0));
          list.put(SortParams.title_asc.name(), Messages.get().key(Messages.GUI_SORT_LABEL_TITLE_ASC_0));
          list.put(SortParams.title_desc.name(), Messages.get().key(Messages.GUI_SORT_LABEL_TITLE_DECS_0));
          list.put(SortParams.path_asc.name(), Messages.get().key(Messages.GUI_SORT_LABEL_PATH_ASC_0));
          list.put(SortParams.path_desc.name(), Messages.get().key(Messages.GUI_SORT_LABEL_PATH_DESC_0));
  
          return list;
      }