json三層解析（數組解析）

里面多了數組，所以用到了JOSNArray

package com.xykj.weather;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;

public class Weather {

    public static void main(String[] args) {
        try {
            URL url = new URL(
                    "http://apicloud.mob.com/v1/weather/query?province=%E6%B9%96%E5%8D%97&key=520520test&city=%E6%B2%85%E9%99%B5");
            try {
                BufferedReader br = new BufferedReader(new InputStreamReader(url.openStream()));
                StringBuffer sb = new StringBuffer();
                String st;
                while ((st = br.readLine()) != null) {
                    sb.append(st);
                }
                System.out.println(sb.toString());
                JSONObject first = JSONObject.fromObject(sb.toString());
                System.out.println("============json解析第一層============");
                System.out.println("msg:" + first.getString("msg"));
                System.out.println("result:" + first.getString("result"));
                System.out.println("retCode:" + first.getString("retCode"));
                
                // JSONArray解析數組，如果不是數組就直接用JSONObject就可以了
                JSONArray result = JSONArray.fromObject(first.getString("result"));
                System.out.println("============json解析第二層============");
                for (int i = 0; i < result.size(); i++) {
                    JSONObject second = result.getJSONObject(i);
                    System.out.println("需要解析的:" + second);
                    System.out.println("省:\t" + second.get("province"));
                    System.out.println("市:\t" + second.get("city"));
                    System.out.println("縣:\t" + second.get("distrct"));
                    System.out.println("日期:\t" + second.get("date"));
                    System.out.println("空氣:\t" + second.get("airCondition"));
                    System.out.println("濕度:\t" + second.get("humidity"));
                    System.out.println("污染指數:\t" + second.get("pollutionIndex"));
                    System.out.println("天氣:\t" + second.get("weather"));
                    System.out.println("風:\t" + second.get("wind"));

                    System.out.println("============json解析第三層===========");
                    JSONArray future = JSONArray.fromObject(second.get("future"));
                    for (int j = 0; j < future.size(); j++) {
                        JSONObject thirdly = future.getJSONObject(j);
                        System.out.println("===========未來天氣============");
                        System.out.println("日期:" + thirdly.get("date"));
                        System.out.println("白天:" + thirdly.get("dayTime"));
                        System.out.println("夜晚:" + thirdly.get("night"));
                        System.out.println("氣溫:" + thirdly.get("temperature"));
                        System.out.println("風:" + thirdly.get("wind"));
                    }
                }
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        } catch (MalformedURLException e) {
            e.printStackTrace();
        }
    }

}