code: private final Boolean getBoolean(NamedList<Object> response, String... args) {
      Object objectItem = response.findRecursive(args);
      Boolean result = null;
      if (objectItem != null && objectItem instanceof Boolean) {
        result = (Boolean) objectItem;
      }
      return result;
    }
docs: Gets the boolean.
  
  @param response
  the response
  @param args
  the args
  @return the boolean