Intent serviceIntent = new Intent(this, ForegroundLocationService.class);
bindService(serviceIntent, conn, Service.BIND_AUTO_CREATE);
// 綁定服務時要求傳入一個ServiceConnection實現(xiàn)類的對象
// 綁定服務時，會觸發(fā)服務的onBind方法，此方法會返回一個Ibinder的對象給activity / fragment的onServiceConnected()，通過這個對象可以訪問服務中的方法
  ServiceConnection conn = new ServiceConnection() {
    @Override
    public void onServiceDisconnected(ComponentName name) {
    }
    @Override
    public void onServiceConnected(ComponentName name, IBinder service) {
    }
  };

  public class MyBinder extends Binder {
    public ForegroundLocationService getService(){
      return ForegroundLocationService.this;
    }
  }
  //通過binder實現(xiàn)調(diào)用者client與Service之間的通信
  private MyBinder binder = new MyBinder();
  //通過service的onBind()方法返回我們實例化的MyBinder對象，該對象可以獲的當前的Service
  @Override
  public IBinder onBind(Intent arg0) {
    NotificationUtils notificationUtils = new NotificationUtils(this);
    startForeground(111, notificationUtils.getNotification("Notice", "Continuous positioning",null));
    return binder;
  }

  ServiceConnection conn = new ServiceConnection() {

    @Override
    public void onServiceDisconnected(ComponentName name) {
    }
    @Override
    public void onServiceConnected(ComponentName name, IBinder service) {
        //通過這個方法可以得到service的實例，通過設置回調(diào)可以持續(xù)更新
        ForegroundLocationService foregroundLocationService = ((ForegroundLocationService.MyBinder) service).getService(); 
        foregroundLocationService.setLocationCallback(new ForegroundLocationService.LocationCallback() {
          @Override
          public void onLocation(Location location) {

        }
      })；
    }
  };

  public interface LocationCallback {
    /**
    * 當前位置
    */
    void onLocation(Location location);
  }
  private LocationCallback mLocationCallback;
  private class LocationListener implements android.location.LocationListener {
    public LocationListener(String provider) {
      Logger.e(TAG, "LocationListener " + provider);
    }
    @Override
    public void onLocationChanged(Location location) {
      Log.i("location", "onLocationChanged: " + "當前坐標：" + location.getLatitude() + " : " + location.getLongitude());
      if(mLocationCallback!=null){
        mLocationCallback.onLocation(location);
      }
    }
  }