code: public String[] getShortPath() {
          if (path == null || path.length == 0)
              return null;
          int index = 0;
          if (path[0].equals(pmiroot)) {
              index = 1;
          }
          if (index == 0)
              return path;
  
          String[] ret = new String[path.length - index];
          for (int i = 0; i < ret.length; i++)
              ret[i] = path[i + index];
  
          return ret;
      }
docs: Returns the path of the PerfLevelDescriptor without the preleading "pmi".