package com.qf.mobiletrain01;

import java.util.List;

import com.google.gson.Gson;

import com.google.gson.reflect.TypeToken;

class Student {

    private int age;

    private String name;

    private double money;// 余额

    public void setAge(int age) {

        this.age = age;

    }

    public void setName(String name) {

        this.name = name;

    }

    public void setMoney(double money) {

        this.money = money;

    }

    @Override

    public String toString() {

        return "Student [age=" + age + ", name=" + name + ", money=" + money + "]";

    }

}

//注意:需导入包import com.google.gson.Gson;

public class TestGson {

    public static void main(String[] args) {

        String json = "{name:'李敏杰',age:250,money:-10000}";

        // 创建Gson对象

        Gson gson = new Gson();

        // Class<Student> c= Student.class;

        System.out.println(gson.fromJson(json, Student.class));

        String jsons = "[{name:'李敏杰',age:250,money:-10000},{name:'杨杰',age:500,money:10000}]";

        // json-->集合

        // TypeToken 类型标识器,gson无需设置get()set()方法

        TypeToken<List<Student>> token = new TypeToken<List<Student>>() {

        };

        List<Student> list = gson.fromJson(jsons, token.getType());

        System.out.println(list);

    }

}