final public void aggregate() throws ParseException {
    jj_consume_token(152);
    element_association();
    label_34:
    while (true) {
      switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
      case 150:
        ;
        break;
      default:
        jj_la1[137] = jj_gen;
        break label_34;
      }
      jj_consume_token(150);
      element_association();
    }
    jj_consume_token(153);
  }