code: public Node getNodeByUUID(String uuid) throws ItemNotFoundException, RepositoryException
     {
        checkLive();
        Item item = dataManager.getItemByIdentifier(uuid, true);
  
        if (item != null && item.isNode())
        {
           NodeImpl node = (NodeImpl)item;
           node.getUUID(); // throws exception
           return node;
        }
  
        throw new ItemNotFoundException("Node not found " + uuid + " at " + workspaceName);
  
     }
docs: {@inheritDoc}