@Override
        public Stat forPath(String path) throws Exception {
            try {
                Stat stat = new Stat();
                getNode(path, stat, fileSystem.root());
                return stat;
            }
            catch (KeeperException.NoNodeException e) {
                return null;
            }
        }
The path this is caching and listening to
zkfacade/src/main/java/com/yahoo/vespa/curator/mock/MockCuratorFramework.java