@Override
            public CuratorTransactionBridge forPath(String s, byte[] bytes) throws Exception {
                MockCuratorFramework.this.setData(s, bytes, version, null, newRoot, delayedListener);
                return new MockCuratorTransactionBridge();
            }
The new directory root in which the transactional changes are made
zkfacade/src/main/java/com/yahoo/vespa/curator/mock/MockCuratorFramework.java