https://github.com/apache/incubator-dubbo/blob/04c93e8b98250230c4d22423372acd1c29e2c770/dubbo-remoting/dubbo-remoting-zookeeper/src/main/java/com/alibaba/dubbo/remoting/zookeeper/curator/CuratorZookeeperClient.java#L49

rt
}
    }
    @Override
    public void createEphemeral(String path) {
        try {
            client.createEphemeral(path);
        } catch (ZkNodeExistsException e) {
        }
    }
    @Override
    public void delete(String path) {
        try {
            client.delete(path);
        } catch (ZkNoNodeException e) {
        }
    }
    @Override
    public List<String> getChildren(String path) {
        try {
            return client.getChildren(path);
        } catch (ZkNoNodeException e) {
            return null;
        }
    }
    @Override
    public boolean checkExists(String path) {
        try {
            return client.exists(path);
        } catch (Throwable t) {
        }