How to use

select

method

in

android.support.v7.media.MediaRouter$RouteInfo

/**
 * Reset the media route to the default
 */
protected void clearMediaRoute() {
  if (getMediaRouter() != null) {
    getMediaRouter().getDefaultRoute().select();
    registerRoute(getMediaRouter().getDefaultRoute());
  }
}

private void disconnect() {
 if (client != null) {
  client.release();
  client=null;
 }
 router.getDefaultRoute().select();
}