public static void shutDownZooKeeper() throws IOException, InterruptedException {
cnxnFactory.shutdown();
cnxnFactory.join();
if (zooKeeper.isRunning()) {
zooKeeper.shutdown();
}
}
@Override
public void stop() throws Exception {
cnxnFactory.shutdown();
cnxnFactory.join();
if (zkServer.isRunning()) {
zkServer.shutdown();
}
}