コード例 #1
0
  @SuppressWarnings("unchecked")
  public Collection<?> sortItems(Collection<?> items, Limit limit) {
    ComparatorChain chain = new ComparatorChain();

    SortSet sortSet = limit.getSortSet();
    for (Sort sort : sortSet.getSorts()) {
      if (sort.getOrder() == Order.ASC) {
        chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()));
      } else if (sort.getOrder() == Order.DESC) {
        chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()), true);
      }
    }

    if (chain.size() > 0) {
      Collections.sort((List<?>) items, chain);
    }

    return items;
  }