@Override
        public Traversal<Vertex, Vertex> get_g_V_hasXname_markoX_propertyXfriendWeight_outEXknowsX_weight_sum__acl_privateX() {
            return g.V().has("name", "marko").property("friendWeight", __.outE("knows").values("weight").sum(), "acl", "private");
        }
@author Marko A. Rodriguez (http://markorodriguez.com)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/AddVertexTest.java