/*
* 天气相关api 心知天气API 免费
* http://apistore.baidu.com/apiworks/servicedetail/2573.html
*/
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
//alfx1c184e433566814aa5bd18abf5930ffdalfx
public class Test1 {
/**
* @param urlAll
* :请求接口
* @param httpArg
* :参数
* @return 返回结果
*/
public static String request(String httpUrl, String httpArg) {
BufferedReader reader = null;
String result = null;
StringBuffer sbf = new StringBuffer();
httpUrl = httpUrl + "?" + httpArg;
try {
URL url = new URL(httpUrl);
HttpURLConnection connection = (HttpURLConnection) url
.openConnection();
connection.setRequestMethod("GET");
// 填入apikey到HTTP header
connection.setRequestProperty("apikey", "alfx1c184e433566814aa5bd18abf5930ffdalfx");
connection.connect();
InputStream is = connection.getInputStream();
reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
String strRead = null;
while ((strRead = reader.readLine()) != null) {
sbf.append(strRead);
sbf.append("\r\n");
}
reader.close();
result = sbf.toString();
} catch (Exception e) {
e.printStackTrace();
}
return result;
}
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
String httpUrl = "http://apis.baidu.com/thinkpage/weather_api/suggestion";
String httpArg = "location=daqing&language=zh-Hans&unit=c&start=0&days=3";
String jsonResult = request(httpUrl, httpArg);
//System.out.println(jsonResult);
JSONObject ob = new JSONObject();
JSONArray ob1 = (JSONArray) ob.get("results");
JSONObject ob2 = (JSONObject) ob1.get(0);
JSONObject ob3 = (JSONObject) ob2.get("location");
String s = (String) ob3.get("name");
System.out.println(s);
}
}
//{
// "results": [
// {
// "location": {
// "id": "YB2BVPSH4JM5",
// "name": "大庆",
// "country": "CN",
// "path": "大庆,大庆,黑龙江,中国",
// "timezone": "Asia/Shanghai",
// "timezone_offset": "+08:00"
// },
// "daily": [
// {
// "date": "2016-12-30",
// "text_day": "晴", 白天天气
// "code_day": "0",
// "text_night": "晴", 夜间天气
// "code_night": "0",
// "high": "-8", 最高温度
// "low": "-18", 最低温度
// "precip": "",
// "wind_direction": "西",
// "wind_direction_degree": "270",
// "wind_speed": "15",
// "wind_scale": "3" 风力级别
// },
// {
// "date": "2016-12-31",
// "text_day": "晴",
// "code_day": "0",
// "text_night": "晴",
// "code_night": "0",
// "high": "-7",
// "low": "-18",
// "precip": "",
// "wind_direction": "西",
// "wind_direction_degree": "270",
// "wind_speed": "15",
// "wind_scale": "3"
// },
// {
// "date": "2017-01-01",
// "text_day": "晴",
// "code_day": "0",
// "text_night": "晴",
// "code_night": "0",
// "high": "-10",
// "low": "-17",
// "precip": "",
// "wind_direction": "南",
// "wind_direction_degree": "180",
// "wind_speed": "15",
// "wind_scale": "3"
// }
// ],
// "last_update": "2016-12-30T08:00:00+08:00"
// }
// ]
//}
