code: public void setRules(String rules)
      {
          _tableState.registerAttribute(AbstractHtmlState.ATTR_GENERAL, HtmlConstants.RULES, rules);
      }
docs: Sets the rules attribute for the HTML table tag.
  @param rules the rules
  @jsptagref.attributedescription The rules attribute for the HTML table tag.
  @jsptagref.attributesyntaxvalue <i>string_rules</i>
  @netui:attribute required="false" rtexprvalue="true" description="The rules attribute for the HTML table tag."