Java中一个List分割为多个List

public class ListUtil {
          
   
    /**
     * 将list分成多份list
     *
     * @param list list对象
     * @param num  每份的数量
     * @return List<List < T>>
     */
    public static <T> List<List<T>> splitList(List<T> list, Integer num) {
          
   
        int listSize = list.size();
        ArrayList<List<T>> objects1 = new ArrayList<>();
        int n = 0;
        for (int i = 0; i < listSize / num; i++) {
          
   
            ArrayList<T> objects = new ArrayList<>();
            for (; n < num * (i + 1); n++) {
          
   
                objects.add(list.get(n));
            }
            objects1.add(objects);
        }
        //处理余数问题
        int a = listSize % num != 0 ? listSize % num : 0;
        for (int i = 0; i < a; i++) {
          
   
            ArrayList<T> objects = new ArrayList<>();
            for (; n < num * (listSize / num) + a; n++) {
          
   
                objects.add(list.get(n));
            }
            if (!CollectionUtils.isEmpty(objects)) {
          
   
                objects1.add(objects);
            }
        }
        return objects1;
    }

    public static void main(String[] args) {
          
   
        ArrayList<String> strings = new ArrayList<>();
        strings.add("张");
        strings.add("三");
        strings.add("丰");
        strings.add("在");
        strings.add("武");
        strings.add("当");
        strings.add("山");
        //按每2个数据作为一个list分割
        List<List<String>> lists = splitList(strings, 2);
        for (List<String> list : lists) {
          
   
            System.out.println(list);
        }
    }
}