gistfile1.txt

gremlin> g = TinkerGraph.open().traversal()
==>graphtraversalsource[tinkergraph[vertices:0 edges:0], standard]
gremlin> objects = [[name: "marko"], [name:"marko"]]
==>[name:marko]
==>[name:marko]
gremlin> g.inject(objects).
......1>   unfold().as('m').
......2>   coalesce(V().hasLabel("person").as('p').where('m',eq('p')).by('name'),
......3>            addV("person").property("name", __.select("name"))).iterate()
gremlin> g.V()
==>v[0]

gremlin> g = TinkerGraph.open().traversal()
==>graphtraversalsource[tinkergraph[vertices:0 edges:0], standard]
gremlin> objects = [[name: "marko"], [name:"marko"]]
==>[name:marko]
==>[name:marko]
gremlin> g.withSideEffect('o',objects).
......1>   V().has('person','name',within(objects.collect{it.name})).aggregate('exists').
......2>   fold().
......3>   select('o').unfold().as('m').
......4>   coalesce(select('exists').unfold().as('p').where('m',eq('p')).by('name'),
......5>            addV("person").property("name", __.select("name")).aggregate('exists')).iterate()
gremlin> g.V()
==>v[0]