@Override
        public Traversal<Object,Object> get_g_io_writeXjsonX(final String fileToWrite) throws IOException {
            return g.io(fileToWrite).write();
        }
@author Stephen Mallette (http://stephen.genoprime.com)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/WriteTest.java