code: private void bindShortcuts(Map<Object, Object> shortcuts) {
          for (Object commandName : shortcuts.keySet()) {
              bindShortcuts(commandName.toString(), shortcuts.get(commandName).toString());
          }
      }
docs: Binds the shortcuts specified in the map to the associated commands. The map key is the
  command name and the associated value is a list of shortcuts bound to the command.
  
  @param shortcuts Shortcut map.