package com.cxs;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;

/**
 * @Project: deep-copy
 * @Author: cxs2014501@163.com
 * @Create: 2023/4/27 10:15
 * @Description:
 **/
public class DeepCopyTest {
    public static void main(String[] args) {
        ObjectInputStream oin = null;
        ObjectOutputStream oos = null;
        ByteArrayOutputStream bos = null;
        ByteArrayInputStream bis = null;
        try {
            Person person = new Person("张三", 23, new Job("阿里巴巴", 30));
            Person personCopy = null;

            // 对象序列化
            bos = new ByteArrayOutputStream();
            oos = new ObjectOutputStream(bos);
            oos.writeObject(person);

            // 对象反序列化
            bis = new ByteArrayInputStream(bos.toByteArray());
            oin = new ObjectInputStream(bis);
            personCopy = (Person) oin.readObject();


            System.out.println("源数据" + person);
            System.out.println("克隆数据" + personCopy);

            person.setAge(20);
            person.getJob().setSalary(40);

            System.out.println("修改后源数据" + person);
            System.out.println("修改后克隆数据" + personCopy);
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            // 关闭流资源，先开的后关
        }
    }
}


class Person implements Serializable {
    private String name;
    private Integer age;
    private Job job;

    public Person() {
    }

    public Person(String name, Integer age, Job job) {
        this.name = name;
        this.age = age;
        this.job = job;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Integer getAge() {
        return age;
    }

    public void setAge(Integer age) {
        this.age = age;
    }

    public Job getJob() {
        return job;
    }

    public void setJob(Job job) {
        this.job = job;
    }

    @Override
    public String toString() {
        return "Person{" +
                "name='" + name + '\'' +
                ", age=" + age +
                ", job=" + job +
                '}';
    }
}

class Job implements Serializable {
    private String company;
    private Integer salary;

    public Job() {
    }

    public Job(String company, Integer salary) {
        this.company = company;
        this.salary = salary;
    }

    public String getCompany() {
        return company;
    }

    public void setCompany(String company) {
        this.company = company;
    }

    public Integer getSalary() {
        return salary;
    }

    public void setSalary(Integer salary) {
        this.salary = salary;
    }

    @Override
    public String toString() {
        return "Job{" +
                "company='" + company + '\'' +
                ", salary=" + salary +
                '}';
    }
}