现获取手机的经纬度，再获取android手机的具体位置

[猪头小哥]

谁帮忙看下哪有错误啊？我一步步的来的 没有发现什么问题。

 private static JSONObject geocodeAddr(double lat, double lng)
     {
             String urlString = "http://ditu.google.com/maps/geo?q=+" + lat + ","
                             + lng + "&output=json&oe=utf8&hl=zh-CN&sensor=false";
             //String urlString = "http://maps.google.com/maps/api/geocode/json?latlng="+lat+","+lng+"&language=zh_CN&sensor=false";
             StringBuilder sTotalString = new StringBuilder();
             try
             {

                     URL url = new URL(urlString);
                     URLConnection connection = url.openConnection();
                     HttpURLConnection httpConnection = (HttpURLConnection)connection;

                     InputStream urlStream = httpConnection.getInputStream();
                     BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(urlStream));
                     String sCurrentLine = "";
                     while ((sCurrentLine = bufferedReader.readLine()) != null)
                     {
                             sTotalString.append(sCurrentLine);
                     }
                     bufferedReader.close();
                     httpConnection.disconnect(); // 关闭http连接

             }
             catch (Exception e1)
             {
                     e1.printStackTrace();
             }

             JSONObject jsonObject = new JSONObject();
             try
             {
                     jsonObject = new JSONObject(sTotalString.toString());
             }
             catch (JSONException e)
             {
                     e.printStackTrace();
             }

             return jsonObject;
     }
	 //获得手机的具体位置。
     private String getAddressByLatLng()
     {
             String address = null;
             double latitude = 0.0;
             double longitude = 0.0;
             // 获取位置管理服务       
             LocationManager locationManager;        
             String serviceName = Context.LOCATION_SERVICE;        
             locationManager = (LocationManager)this.getSystemService(serviceName);        // 查找到服务信息        
             Criteria criteria = new Criteria();        
             criteria.setAccuracy(Criteria.ACCURACY_FINE); // 高精度        

             criteria.setAltitudeRequired(false);        
             criteria.setBearingRequired(false);        

             criteria.setCostAllowed(true);        
             criteria.setPowerRequirement(Criteria.POWER_LOW); // 低功耗       
             String provider = locationManager.getBestProvider(criteria, true); // 获取GPS信息        
             Location location = locationManager.getLastKnownLocation(provider); // 通过GPS获取位置
             latitude = location.getLatitude();            
             longitude= location.getLongitude();  
             
             JSONObject jsonObject = geocodeAddr(latitude, longitude);
             try
             {
                     JSONArray placemarks = jsonObject.getJSONArray("Placemark");
                     JSONObject place = placemarks.getJSONObject(0);
                     address = place.getString("address");
             }
             catch (Exception e)
             {
                     e.printStackTrace();
             }
             
             return address;
     }