docs: private void processPartitionWatchEvent() throws KeeperException, InterruptedException {
          try {
              m_zk.create(m_rootNode, null, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
              m_zk.getData(m_rootNode, m_childWatch, null);
          } catch (KeeperException.NodeExistsException e) {
              m_zk.getData(m_rootNode, m_childWatch, null);
          }
      }