Package com.tinkerpop.gremlin.structure.util.detached

Examples of com.tinkerpop.gremlin.structure.util.detached.DetachedEdge

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    private static Edge readEdgeData(final Map<String, Object> edgeData, final Function<DetachedEdge, Edge> edgeMaker) throws IOException {
        final Map<String, Object> properties = (Map<String, Object>) edgeData.get(GraphSONTokens.PROPERTIES);
        final Map<String, Object> hiddens = ((Map<String, Object>) edgeData.get(GraphSONTokens.HIDDENS)).entrySet().stream().collect(Collectors.toMap((Map.Entry kv) -> Graph.Key.hide(kv.getKey().toString()), (Map.Entry kv) -> kv.getValue()));

        final DetachedEdge edge = new DetachedEdge(edgeData.get(GraphSONTokens.ID),
                edgeData.get(GraphSONTokens.LABEL).toString(),
                properties, hiddens,
                Pair.with(edgeData.get(GraphSONTokens.OUT), edgeData.get(GraphSONTokens.OUT_LABEL).toString()),
                Pair.with(edgeData.get(GraphSONTokens.IN), edgeData.get(GraphSONTokens.IN_LABEL).toString()));
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    private void readEdges(final Input input, final Function<DetachedEdge, Edge> edgeMaker) {
        if (input.readBoolean()) {
            Object next = kryo.readClassAndObject(input);
            while (!next.equals(EdgeTerminator.INSTANCE)) {
                final DetachedEdge detachedEdge = (DetachedEdge) next;
                edgeMaker.apply(detachedEdge);
                next = kryo.readClassAndObject(input);
            }
        }
    }
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        while (!input.eof()) {
            // in this case the outId is the id assigned by the graph
            Object next = kryo.readClassAndObject(input);
            while (!next.equals(EdgeTerminator.INSTANCE)) {
                final List<Object> edgeArgs = new ArrayList<>();
                final DetachedEdge detachedEdge = (DetachedEdge) next;
                final Vertex vOut = graphToWriteTo.v(detachedEdge.iterators().vertexIterator(Direction.OUT).next().id());
                final Vertex inV = graphToWriteTo.v(detachedEdge.iterators().vertexIterator(Direction.IN).next().id());

                detachedEdge.iterators().propertyIterator().forEachRemaining(p -> edgeArgs.addAll(Arrays.asList(p.key(), p.value())));
                detachedEdge.iterators().hiddenPropertyIterator().forEachRemaining(p -> edgeArgs.addAll(Arrays.asList(Graph.Key.hide(p.key()), p.value())));

                appendToArgList(edgeArgs, T.id, detachedEdge.id());

                vOut.addEdge(detachedEdge.label(), inV, edgeArgs.toArray());

                next = kryo.readClassAndObject(input);
            }

            // vertex terminator
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        assertCommon(response);

        final List<DetachedEdge> edgeList = (List<DetachedEdge>) response.getResult().getData();
        assertEquals(1, edgeList.size());

        final DetachedEdge deserializedEdge = edgeList.get(0);
        assertEquals(2l, deserializedEdge.id());
        assertEquals("test", deserializedEdge.label());

        assertEquals(new Integer(123), (Integer) deserializedEdge.value("abc"));
        assertEquals(1, StreamFactory.stream(deserializedEdge.iterators().propertyIterator()).count());
        assertEquals(0l, deserializedEdge.iterators().vertexIterator(Direction.OUT).next().id());
        assertEquals(Vertex.DEFAULT_LABEL, deserializedEdge.iterators().vertexIterator(Direction.OUT).next().label());
        assertEquals(1l, deserializedEdge.iterators().vertexIterator(Direction.IN).next().id());
        assertEquals(Vertex.DEFAULT_LABEL, deserializedEdge.iterators().vertexIterator(Direction.IN).next().label());
    }
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Related Classes of com.tinkerpop.gremlin.structure.util.detached.DetachedEdge

  • com.tinkerpop.gremlin.driver.ser.KryoMessageSerializerV1d0Test
  • com.tinkerpop.gremlin.structure.Edge
  • com.tinkerpop.gremlin.structure.io.graphson.GraphSONReader
  • com.tinkerpop.gremlin.structure.io.kryo.KryoReader
  • com.tinkerpop.gremlin.structure.Vertex
  • java.util.ArrayList
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