序列化常见问题

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.