json序列化以及反序列化存在多个对象时候的处理

存在多个对象的时候，只需要将反序列化存在的对象，遍历出来即可。

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Json;
using System.IO;

namespace json
{
//学生类
[DataContract]
public class Student
{
[DataMember]
public int ID { get; set; }

[DataMember]
public string Name { get; set; }

[DataMember]
public int Age { get; set; }

[DataMember]
public string Sex { get; set; }

public Person person { get; set; }

public Student() {
ID = 101;
Name="gogo";
Age = 25;
Sex = "男";
person = new Person();
}
}

//person类
[DataContract]
public class Person
{
[DataMember]
public string person_name { get; set; }
[DataMember]
public int Age { get; set; }

public Person (string name,int age){
person_name=name;
Age=age;
}
public Person(){
person_name = "yuanshifu";
Age=10;
}
}

//封装两个类
public class Animal
{

public Student student0 { get; set; }

public List<Person> personList{get;set;}

public Animal(Student stu, List<Person> perlist)
{
student0 = stu;
personList = perlist;
}

public Animal(){ }
}
//测试
public class test {
static void Main(){
//准备序列化的数据
List<Person> pl=new List<Person>();
Person p1=new Person("fu1",10);
Person p2=new Person("fu2",20);

pl.Add(p1);
pl.Add(p2);
Student stu10=new Student();
Animal ani = new Animal(stu10,pl);
//开始序列化
DataContractJsonSerializer dj=new DataContractJsonSerializer(typeof(Animal));
MemoryStream ms=new MemoryStream();
dj.WriteObject(ms,ani);
ms.Position = 0;
StreamReader sr=new StreamReader(ms,Encoding.UTF8);
string str=sr.ReadToEnd();
Console.WriteLine(str);
Console.ReadKey();

//反序列化
using(MemoryStream ms0=new MemoryStream(Encoding.UTF8.GetBytes(str))){
Animal animal = (Animal)dj.ReadObject(ms0);//反序列化的具体代码
Student st1 = animal.student0;

List<Person> listperson = animal.personList;

Console.WriteLine("反序列化");
Console.WriteLine(st1.ID+":"+st1.Name+":"+st1.person+":"+st1.Sex);
Console.WriteLine("打印集合");
//遍历集合
foreach(Person fg in listperson){

Console.WriteLine(fg.person_name);
Console.WriteLine(fg.Age);
}
Console.ReadKey();
}
}
}
}