private List<YourBean> removeDuplicate(List<YourBean> list) {

        Set<YourBean> set = new HashSet<YourBean>();

        List<YourBean> newList = new ArrayList<YourBean>();

        for (Iterator<YourBean> iter = list.iterator(); iter.hasNext();) {

            YourBean element = (YourBean) iter.next();
　　　　　　　//利用set集合不会添加重复元素的特性

            if (set.add(element))

                newList.add(element);

        }

        return newList;

    }