code: @Override
      public void sortIt(Comparator comp) {
  	if (getDimension() > 1) throw new PageRuntimeException("only 1 dimensional arrays can be sorted");
  	Collections.sort(list, comp);
      }
docs: /*---@Override
  public void sort(String sortType, String sortOrder) throws PageException {
  sortIt(ArrayUtil.toComparator(null, sortType, sortOrder, false));
  }