docs: public static String parentPathString(String path) {
          String[] split = componentsFromPathString(path);
          if (split.length > 1) {
              StringBuilder stringBuilder = new StringBuilder();
              for (int i = 0; i < split.length - 1; i++) {
                  if (i > 0) {
                      stringBuilder.append(SEPARATOR);
                  }
                  stringBuilder.append(split[i]);
              }
              return stringBuilder.toString();
          }
          return "";
      }