【數組集合排序】in Java

    Comparator comparatorDate = new Comparator() {
        @Override
        public int compare(Object obj1, Object obj2) {
            VersionRecordEntity t1 = (VersionRecordEntity) obj1;
            VersionRecordEntity t2 = (VersionRecordEntity) obj2;
            Date d1, d2;
            try {
                d1 = t1.getStartTime();
                d2 = t2.getStartTime();
            } catch (Exception e) {
                e.printStackTrace();
                return 0;
            }
            if (d1.before(d2)) {
                return 1;
            } else {
                return -1;
            }
        }
    };