gson使用示例
发布时间:2020-12-14 23:52:37 所属栏目:Java 来源:网络整理
导读:今天PHP站长网 52php.cn把收集自互联网的代码分享给大家,仅供参考。 import java.text.ParseException;import java.text.SimpleDateFormat;import java.util.ArrayList;import java.util.Date;import java.util.HashMap;
以下代码由PHP站长网 52php.cn收集自互联网 现在PHP站长网小编把它分享给大家,仅供参考 import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; import com.google.gson.Gson; import com.google.gson.GsonBuilder; public class People { private int id; private String name; private float height; private double weight; private List friends = new ArrayList(); private Map info = new HashMap(); private Date birthday; private String comment; public People(){ id = 123456; name = "Jacky"; height = new Float(172.2); weight = new Double(61.236); friends.add("Sam"); friends.add("Jimmy"); info.put("country","Taiwan"); info.put("city","Taipei"); SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); try { birthday = sdf.parse("1989-08-09"); } catch (ParseException e) { // TODO Auto-generated catch block e.printStackTrace(); } comment = null; } public String toString(){ String str = ""; str += "id="+id; str += " name="+name; str += " height="+height; str += " weight="+weight; str += " ...etc"; return str; } public static void main(String[] args) { People p = new People(); //Gson gson = new Gson(); //If you wanna allow null object Gson gson = new GsonBuilder().serializeNulls().create(); String str = gson.toJson(p); System.out.println(str); People p2 = gson.fromJson(str,People.class); System.out.println(p2.toString()); } } 以上内容由PHP站长网【52php.cn】收集整理供大家参考研究 如果以上内容对您有帮助,欢迎收藏、点赞、推荐、分享。 (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |