code: public static String joinZKPath(String path, String name) {
          if (path.endsWith("/")) {
              return path + name;
          } else {
              return path + "/" + name;
          }
      }
docs: Joins a path with a filename, if the path already ends with "/", it won't
  add another "/" to the path.
  
  @param path
  @param name
  @return