Collections 类的sort 方法排序
Collections 类的sort 方法排序

List list1 = ds.selectByVO(ivo1);

Collections.sort(list1, new Comparator() {
public int compare(Object o1, Object o2) {
return (((TbRegIndustryProductReportVO) o1).getProductCode()).compareTo(((TbRegIndustryProductReportVO) o2).getProductCode());
}
});