appkey 使用自己的
1 private final static String DRIVING = "http://api.map.baidu.com/routematrix/v2/driving?output=json&tactics=12&ak=";
2
3
4 private static String getDistance(String appkey,String fromLat, String fromLng,String toLat, String toLng) throws IOException {
5 StringBuilder result = new StringBuilder();
6 URL url = new URL(getURL(appkey,fromLat, fromLng, toLat,toLng));
7 HttpURLConnection conn = (HttpURLConnection) url.openConnection();
8 conn.setDoInput(true);
9 conn.setDoOutput(true);
10 conn.setUseCaches(false);
11 conn.connect();
12 BufferedReader bReader = new BufferedReader(new InputStreamReader(conn.getInputStream(), "utf-8"));
13 String str = null;
14 while ((str = bReader.readLine()) != null) {
15 result.append(str);
16 }
17 bReader.close();
18 conn.disconnect();
19 return result.toString();
20 }
21
22 private static String getURL(String appkey,String fromLat, String fromLng,String toLat, String toLng) {
23 StringBuilder url = new StringBuilder(DRIVING);
24 url.append(appkey);
25 if (!fromLat.equals("") && !fromLng.equals("")) {
26 url.append("&origins=");
27 url.append(new StringBuilder(fromLat).append(",").append(new StringBuilder(fromLng)));
28 }
29 if (!toLat.equals("") && !toLng.equals("")) {
30 url.append("&destinations=");
31 url.append(new StringBuilder(toLat).append(",").append(new StringBuilder(toLng)));
32 }
33 return url.toString();
34 }
35
36 /***
37 * @Author
38 * @Description 获取百度驾车时间与距离
39 **/
40 public static Map<String,Integer> resultToMap(String appkey,String fromLat, String fromLng,String toLat, String toLng) throws IOException{
41 String result = getDistance(appkey, fromLat, fromLng, toLat, toLng);
42 Map<String,Integer> map = new HashMap<>();
43 int status = (int)new JSONObject(result).get("status");
44 if (status == 0){//成功
45 map.put("status",0);
46 JSONObject object = new JSONObject(result).getJSONArray("result").getJSONObject(0);
47 System.out.println(object.getJSONObject("duration").get("value"));
48 int duration = (int)object.getJSONObject("duration").get("value");
49 //持续时间（单位是s）
50 map.put("duration",duration);
51 //距离（单位是m）
52 int distance = (int)object.getJSONObject("distance").get("value");
53 map.put("distance",distance);
54 }else {//失败
55 map.put("status",1);
56 }
57 return map;
58 }
59
60 /***
61 * @Author
62 * @Description 通过经纬度获取地址
63 **/
64 public static String getLocationInfo(String appkey, String lat, String lng) {
65 String url = "http://api.map.baidu.com/geocoder/v2/?location=" + lat + ","
66 + lng + "&output=json&ak=" + appkey + "&pois=0";
67 String s = HttpRequestUtil.get(url);
68 if (StringUtils.isEmpty(s) || s.equals("请求失败")) {
69 return null;
70 }
71 com.alibaba.fastjson.JSONObject jsonObject = com.alibaba.fastjson.JSON.parseObject(s);
72 String adress = "";
73 if (jsonObject != null) {
74 Integer status = jsonObject.getInteger("status");
75 if (status == 0) {
76 adress = jsonObject.getJSONObject("result").getString("formatted_address");
77 }
78 }
79 return adress;
80 }
