protected ActiveSession getActiveSession(HttpRequest request) {
    SelendroidStandaloneDriver driver = getSelendroidDriver(request);
    if (driver == null) {
      log.warning("Cannot get session, no selendroid driver.");
      return null;
    }
    return driver.getActiveSession(getSessionId(request));
  }
Implement this in subclasses to handle the request. Don't override {@link #handle(HttpRequest)} directly.
selendroid-standalone/src/main/java/io/selendroid/standalone/server/BaseSelendroidStandaloneHandler.java