Java中的对象流总结(必看篇)

class Person implements Serializable { //实现序列化接口，其中的String，int也都是实现了Serializable的，不然就会报错  private static final long serialVersionUID = 7072662597320618920L;  String name;  int age;  public Person(String name, int age) {    this.name = name;    this.age = age;  }  @Override  public String toString() {    return "Person [name=" + name + ", age=" + age + "]";  }}public class ObjectStreamTest {  private ObjectInputStream ips;  @Test  public void outStreamTest() throws Exception {    File file = new File("D:/person.txt");    Person p1 = new Person("hanking", 24);    Person p2 = new Person("Hust", 120);    FileOutputStream fos = new FileOutputStream(file);    ObjectOutputStream ops = new ObjectOutputStream(fos);    ops.writeObject(p2);    ops.writeObject(p1);    ops.flush();    ops.close();  }  @Test  public void InStreamTest() throws Exception {    ips = new ObjectInputStream(new FileInputStream("D:/person.txt"));    Person p1 = (Person) ips.readObject();    System.out.println(":" + p1);    Person p2 = (Person) ips.readObject();    System.out.println(":" + p2);    ips.close();  }}