final public void file_open_information() throws ParseException {
    switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
    case OPEN:
      jj_consume_token(OPEN);
      expression();
      break;
    default:
      jj_la1[154] = jj_gen;
      ;
    }
    jj_consume_token(IS);
    switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
    case BUFFER:
    case IN:
    case INOUT:
    case LINKAGE:
    case OUT:
      mode();
      break;
    default:
      jj_la1[155] = jj_gen;
      ;
    }
    expression();
  }