private void updateTraversalSource(String graphName, Graph graph, GremlinExecutor gremlinExecutor, JanusGraphManager graphManager){ gremlinExecutor.getScriptEngineManager().put(graphName, graph); String traversalName = graphName + "_traversal"; TraversalSource traversalSource = graph.traversal(); gremlinExecutor.getScriptEngineManager().put(traversalName, traversalSource); graphManager.putTraversalSource(traversalName, traversalSource); }