java 批量插入,每次100条

List<Integer> list = new ArrayList<>();
int size = list.size();
int batchSize = 10;
for (int i = 0; i < size; i += batchSize) {
    int fromIndex = i;
    int toIndex = Math.min(fromIndex + batchSize, size);
    List<Integer> subList = list.subList(fromIndex, toIndex);
}