HMS Core 成长相伴，为孩子“戴”来安全的六一节礼物 (2)

public String getRequestBody(WifiInfo[] wifiInfos) {

  try {            JSONObject request = new JSONObject();            request.put("boottime", SystemClock.elapsedRealtime() * 1000);            request.put("indoorMode", 0);              JSONArray infos = new JSONArray();            for (int i = 0; i < wifiInfos.length; i++) {                  JSONObject wifiInfo = new JSONObject();                  wifiInfo.put("mac", wifiInfos[i].getMacAddress());                  wifiInfo.put("rssi", wifiInfos[i].getRssi());                  wifiInfo.put("time", SystemClock.elapsedRealtime() * 1000);                  infos.put(wifiInfo);            }            request.put("wifiInfos", wifiInfos);            return request.toString();       } catch (JSONException e) {            e.printStackTrace();            return "";       } } 3.请求网络定位 private String getNetworkLocation(String body, String apiKey) {       HttpClient httpClient = new HttpClient.Builder().readTimeout(5000).connectTimeout(5000).build();       Request.Builder requestBuilder = httpClient.newRequest().url("https://locationapi.cloud.huawei.com/networklocation/v1/geoLocation").method("POST");       // 设置Request Header       requestBuilder.addHeader("Authorization", "Bearer " + apiKey);       requestBuilder.addHeader("Content-Type", "application/json");       requestBuilder.requestBody(new RequestBody() {            @Override            public String contentType() {                  return "application/json";            }                       @Override            public void writeTo(OutputStream outputStream) throws IOException {                  outputStream.write(body.getBytes(Charset.defaultCharset()));                  outputStream.flush();            }       });             try {            Response<ResponseBody> response = httpClient.newSubmit(requestBuilder.build()).execute();            if (response.getCode() == 200) {                  InputStream is = response.getBody().getInputStream();                  ByteArrayOutputStream message = new ByteArrayOutputStream();                  int len = 0;                  byte[] buffer = new byte[1024];                  while ((len = is.read(buffer)) != -1) {                       message.write(buffer, 0, len);                  }                  is.close();                  message.close();                  return new String(message.toByteArray(), Charset.defaultCharset());            }       } catch (IOException e) {            Log.e(TAG, e.getMessage(), e);       }       return null; } 开发效果 编译安装完成后，连接Wi-Fi，开启应用，就可以仅通过网络定位得到用户的位置，结果如下。 {     "indoor": 0,     "errorCode": "0",     "position": {         "acc": 14.400121,         "bearing": 0.0,         "floorAcc": 0,         "flags": 17,         "lon": 113.86621570429958,         "speed": 0.0,         "mode": 0,         "time": 0,         "floor": 0,         "indoorFlag": 0,         "lat": 22.881333903191347     },     "locateType": "Wifi",     "extraInfo": {         "wifiExtraInfo": {             "resultCode": 0,             "macDetails": [                 0,                 1,                 2             ],             "extraPosition": {                 "acc": 23.040194,                 "bearing": 0.0,                 "flags": 17,                 "lon": 113.86621570429958,                 "speed": 0.0,                 "mode": 0,                 "lat": 22.881333903191347             }         }     },     "errorMsg": "Success" }

1、  数据来源于第三方报告