@Override
        public Traversal<Vertex, Vertex> get_g_VX1X_outXcreatedX_inXcreatedX_cyclicPath(final Object v1Id) {
            return g.V(v1Id).out("created").in("created").cyclicPath();
        }
@author Marko A. Rodriguez (http://markorodriguez.com)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/filter/CyclicPathTest.java