举例说明序列化常见问题
1.例子,将OrderTimeCostDTO的对象序列化,再反序列化
@Test
public void m1() throws IOException, ClassNotFoundException {
OrderTimeCostDTO otc =OrderTimeCostDTO.builder().cutTime(new Date()).build();
ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream("d:\\stu.txt"));
oos.