@Override
        public GraphTraversalSource getGraphTraversalSource(final LoadGraphWith.GraphData graphData) {
            final GraphTraversalSource g = super.getGraphTraversalSource(graphData);
             return g.with("language", "gremlin-lang");
        }
The abstract {@link World} implementation for driver/server that provides the {@link GraphTraversalSource}
instances that include the VertexProgramStrategy.
gremlin-server/src/test/java/org/apache/tinkerpop/gremlin/driver/remote/RemoteWorld.java