json、map互转
首先,json转map
方法一:
JSONObject jsonObject = new JSONObject(s);
Map<String,Object> map= new HashMap<String,Object>();
Iterator it = jsonObject.keys();
// 遍历jsonObject数据,添加到Map对象
while (it.hasNext())
{
String key = String.valueOf(it.next());
String value = (String) jsonObject.get(key);
map.put(key, value);
}
return map;
方法三:
JSONObject jasonObject = JSONObject.fromObject(str);
Map<String, Object> map2 = (Map) jasonObject;
但此方法可能不适用, 百度的,出过问题,做个记录。
map转json
JSONObject jsonObject = JSONObject.fromMap(map);
关于jsonArray,留个示例:
public CarDataResultList<CarIntroEntity> parserJson(String paramString) throws Car273Exception {
try {
JSONObject jsonObj = new JSONObject(paramString);
if (jsonObj.has("total")) {
defCarIntroList.total = jsonObj.getInt("total");
}
if (jsonObj.has("info")) {
JSONArray infoArray = jsonObj.getJSONArray("info");
for (int i = ; i < infoArray.length(); i++) {
CarIntroEntity carIntroEntity = new CarIntroEntity();
JSONObject json = infoArray.getJSONObject(i);
if (json.has("id")) {
carIntroEntity.setId(json.getString("id"));
}
.
.
. defCarIntroList.infoList.add(carIntroEntity);
}
}
} catch (JSONException e) { throw ce;
}
paramString 的值如下,可做参考:
paramString ={"total":6318,"fix_num":"400-0018-273","ext":{"brand_id":0,"brand_name":"","series_id":0,"series_name":""},"info":[{"tags":["ckb","mdyyc","dk","xsz"],"seller_name":"先生","ext_phone":"915109","cover_photo":"eqsdfs01\/M01\/2B\/2F\/CgDJBFQFcpCAGeGcAAGYc3bpTCs196.jpg","plate_city_name":"福州","advisor_status":0,"driving_status":1,"mark_type":"1","ip":"0","id":"13787496","title":"雪佛兰科鲁兹 2013款 手动1.6","follow_user_name":"游鑫","price":"80000.0","update_time":"1410843893","tag_title":"","create_time":"1409643771","kilometer":"25000","telephone":"*****","card_time":"1370016000"},{"tags":["ckb","dk"],"seller_name":"姚小姐","ext_phone":"559247","cover_photo":"eqsdfs01\/M03\/1F\/84\/CgDJBVP6liOABlHrAADf3YoibBs667.jpg","plate_city_name":"福州","advisor_status":0,"driving_status":0,"mark_type":"0","ip":"0","id":"13616672","title":"本田思域 2009款 自动1.8","follow_user_name":"邓燕清","price":"99000.0","update_time":"1410845158","tag_title":"","create_time":"1408930070","kilometer":"24000","telephone":"*****","card_time":"1349020800"},{"tags":["ckb","xsz"],"seller_name":"先生","ext_phone":"176772","cover_photo":"eqsdfs01\/M05\/32\/A1\/CgDJBVQRDt2AfZ3aACG9G6Q7GZY419.jpg","plate_city_name":"福州","advisor_status":0,"driving_status":1,"mark_type":"1","ip":"0","id":"13964192","title":"奇瑞A3 2009款 手动1.6","follow_user_name":"葛嘉辉","price":"35000.0","update_time":"1410836810","tag_title":"","create_time":"1410404394","kilometer":"39000","telephone":"*****","card_time":"1251734400"},{"tags":["ckb","mdyyc"],"seller_name":"先生","ext_phone":"236151","cover_photo":"eqsdfs01\/M03\/37\/63\/CgDJBFQSyJOAb1pYAAIGQrlS3CM435.jpg","plate_city_name":"福州","advisor_status":0,"driving_status":0,"mark_type":"0","ip":"0","id":"13993375","title":"雪佛兰乐骋 2008款 手动1.4","follow_user_name":"葛嘉辉","price":"35000.0","update_time":"1410836804","tag_title":"","create_time":"1410517436","kilometer":"81000","telephone":"*****","card_time":"1225468800"},{"tags":["ckb","mdyyc"],"seller_name":"先生","ext_phone":"683248","cover_photo":"eqsdfs01\/M03\/24\/6F\/CgDJBFP8gwKAGcioAAs3Tj9JKOk286.jpg","plate_city_name":"福州","advisor_status":0,"driving_status":0,"mark_type":"0","ip":"0","id":"13649084","title":"别克凯越 2008款 1.6 手动 舒适版","follow_user_name":"连盛隆","price":"43000.0","update_time":"1410836595","tag_title":"","create_time":"1409058393","kilometer":"100000","telephone":"*****","card_time":"1206979200"},{"tags":["ckb","mdyyc"],"seller_name":"C先生","ext_phone":"838970","cover_photo":"eqsdfs01\/M03\/2E\/28\/CgDJBFQJcDiAN-aZAAESmQLuSSA706.jpg","plate_city_name":"福州","advisor_status":0,"driving_status":0,"mark_type":"0","ip":"0","id":"13850735","title":"丰田威驰 2007款 自动1.3","follow_user_name":"曹奇铨","price":"48000.0","update_time":"1410833707","tag_title":"","create_time":"1409904727","kilometer":"59000","telephone":"*****","card_time":"1188576000"},{"tags":["ckb","mdyyc","xsz"],"seller_name":"陈先生","ext_phone":"115706","cover_photo":"eqsdfs01\/M05\/1F\/77\/CgDJBVP6kGaATGZfAALl-OgCQz4848.jpg","plate_city_name":"福州","advisor_status":0,"driving_status":1,"mark_type":"1","ip":"0","id":"13408591","title":"本田雅阁 2003年款 雅阁 3.0 自动 Vtec 豪华版","follow_user_name":"余浩军","price":"55000.0","update_time":"1410833642","tag_title":"","create_time":"1408011706","kilometer":"180000","telephone":"*****","card_time":"1049126400"},{"tags":["ckb","mdyyc","xsz"],"seller_name":"先生","ext_phone":"793890","cover_photo":"eqsdfs01\/M05\/19\/63\/CgDJBVPzKaqAF4mlAAtmBEgvnLw524.jpg","plate_city_name":"福州","advisor_status":0,"driving_status":1,"mark_type":"1","ip":"0","id":"13420413","title":"福特蒙迪欧致胜 2010款 2.3 手自一体 豪华运动型导航版","follow_user_name":"洪城","price":"98000.0","update_time":"1410831941","tag_title":"","create_time":"1408067058","kilometer":"73000","telephone":"*****","card_time":"1249056000"},{"tags":["ckb","mdyyc","xsz"],"seller_n

json、map互转的更多相关文章
- 转:JSON与Map互转
JSON字符串与Map互转 //一.map转为json字符串 public static String map2jsonstr(Map<String,?> map){ return J ...
- FastJSON 简介及其Map/JSON/String 互转
在日志解析,前后端数据传输交互中,经常会遇到 String 与 map.json.xml 等格式相互转换与解析的场景,其中 json 基本成为了跨语言.跨前后端的事实上的标准数据交互格式.应该来说各个 ...
- JSON — Java与JSON数据互转
转换时Bean所要求的: 被转换的Bean必需是public的. Bean被转换的属性一定要有对应的get方法,且一定要是public的. Bean中不能用引用自身的this的属性,否则运行时出现et ...
- DataTable 和Json 字符串互转
#region DataTable 转换为Json字符串实例方法 /// <summary> /// GetClassTypeJosn 的摘要说明 /// </summary> ...
- bean 与 map 互转.
package com.sprucetec.tms.distribute.utils;import java.beans.BeanInfo;import java.beans.Introspectio ...
- C#中另辟蹊径解决JSON / XML互转的问题
C#中另辟蹊径解决JSON / XML互转的问题 最近在一个POC的项目中要用到JSON和XML的相互转换, 虽然我知道很多类库如JSON.NET具备这种功能, 但是我还是另辟蹊径的使用Spider ...
- 二:C#对象、集合、DataTable与Json内容互转示例;
导航目录: Newtonsoft.Json 概述 一:Newtonsoft.Json 支持序列化与反序列化的.net 对象类型: 二:C#对象.集合.DataTable与Json内容互转示例: ...
- struct2json -- C结构体与 JSON 快速互转库V1.0发布
版权声明:本文为博主原创文章,遵循 CC 4.0 BY-SA 版权协议,转载请附上原文出处链接和本声明.本文链接:https://blog.csdn.net/zhutianlong/article/d ...
- Json和Map互转,四个包(org.json/net.sf.json/com.google.gson/com.alibaba.fastjson)
目前使用的(org.json/net.sf.json/com.google.gson/com.alibaba.fastjson)这四种json-map互转,其他的以后在补充.............. ...
- JavaScript Json与Map互转以及Map对象的取值方式
Json格式(Json字符串) : var json='{"name": "lily","age":"15"}' Map ...
随机推荐
- Ajax XMLHttpRequest对象的三个属性以及open和send方法
(1)onreadystatechange 属性onreadystatechange 属性存有处理服务器响应的函数.下面的代码定义一个空的函数,可同时对 onreadystatechange 属性进行 ...
- react中createFactory, createClass, createElement分别在什么场景下使用,为什么要这么定义?
作者:元彦链接:https://www.zhihu.com/question/27602269/answer/40168594来源:知乎著作权归作者所有,转载请联系作者获得授权. 三者用途稍有不同,按 ...
- lostash 正则
(?:\s+?) 0个或者多个空格
- 关于SubclassWindow()和SubclassDlgItem
msdn上的解析 CWnd::SubclassWindowBOOL SubclassWindow( HWND hWnd ); Return Value Nonzero if the function ...
- 【转】关于Activity和Task的设计思路和方法
Activity和Task是Android Application Framework架构中最基础的应用,开发者必须清楚它们的用法和一些开发技巧.本文用大量的篇幅并通过引用实例的方式一步步深入全面讲解 ...
- VC++6.0下通过opencv读入图像并反色
第一个opencv测试程序: 不多说,直接上代码,代码注释很详尽: ////////////////////////////////////////////////////////////////// ...
- OC基础5:继承
"OC基础"这个分类的文章是我在自学Stephen G.Kochan的<Objective-C程序设计第6版>过程中的笔记. 1.根类即是最顶层的类,父类也可称为超类: ...
- ubuntu下google 拼音输入法的安装
google拼音输入法安装 (1).获代替码:(没有git的先安装git:sudoapt-get install git-core) $>gitclone git://github.com/tc ...
- caffe源代码分析--data_layer.cpp
dataLayer作为整个网络的输入层, 数据从leveldb中取. leveldb的数据是通过图片转换过来的. 网络建立的时候. datalayer主要是负责设置一些參数,比方batchsize.c ...
- JDK自带工具jps,jstat,jmap,jconsole使用
jps 与ps命令类似: ps -ef|grep java 用来显示本地的java进程,查看本地执行着几个java应用,并显示进程号. [root@SE43 ~]# jps //仅仅显示进程号 238 ...