code: private Integer decodeRow(final String page) {
          String[] terms = page.split(DELIM_GRID_NAME);
  
          /* todo: this is really an exception, not an assert */
          assert terms != null && terms.length == 2;
          String intString = terms[1];
          return new Integer(decodeInt(intString, DEFAULT_ROW));
      }
docs: /*
  Pager handling