Examples of com.tinkerpop.blueprints.Vertex

com.tinkerpop.blueprints.Vertex
driguez.com) @author Matthias Brocheler (http://matthiasb.com)

    protected void addUserRelation(Vertex fromVertex) {
        addUserRelation(fromVertex, RelationshipLabel.USER.getName());
    }


    protected void addUserRelation(Vertex fromVertex, String edgeLabel) {
        Vertex relationToUserVertex = addVertex(CurrentUser.getUser(), RelationshipType.USER);
        addEdge(fromVertex, relationToUserVertex, edgeLabel);
    }

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        for (String tag : tags) {
            int index = tag.indexOf("=");
            String tagKey = tag.substring(0, index);
            String tagValue = tag.substring(index + 1, tag.length());


            Vertex tagValueVertex = addVertex(tagValue, RelationshipType.TAGS);
            addEdge(entityVertex, tagValueVertex, tagKey);
        }
    }

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            return;
        }


        String[] groupTags = groups.split(",");
        for (String groupTag : groupTags) {
            Vertex groupVertex = addVertex(groupTag, RelationshipType.GROUPS);
            addEdge(fromVertex, groupVertex, RelationshipLabel.GROUPS.getName());
        }
    }

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        default:
        }
    }


    private void onProcessInstanceAdded(Map<String, String> lineageMetadata) throws FalconException {
        Vertex processInstance = instanceGraphBuilder.addProcessInstance(lineageMetadata);
        instanceGraphBuilder.addOutputFeedInstances(lineageMetadata, processInstance);
        instanceGraphBuilder.addInputFeedInstances(lineageMetadata, processInstance);
    }

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        Assert.assertEquals(getVerticesCount(service.getGraph()), 25); //+2 = 2 new tags
        Assert.assertEquals(getEdgesCount(service.getGraph()), 65); // +2 = 1 new cluster, 1 new tag
    }


    private void verifyUpdatedEdges(Feed newFeed) {
        Vertex feedVertex = getEntityVertex(newFeed.getName(), RelationshipType.FEED_ENTITY);


        // groups
        Edge edge = feedVertex.getEdges(Direction.OUT, RelationshipLabel.GROUPS.getName()).iterator().next();
        Assert.assertEquals(edge.getVertex(Direction.IN).getProperty("name"), "reporting");


        // tags
        edge = feedVertex.getEdges(Direction.OUT, "classified-as").iterator().next();
        Assert.assertEquals(edge.getVertex(Direction.IN).getProperty("name"), "Secured");
        edge = feedVertex.getEdges(Direction.OUT, "source").iterator().next();
        Assert.assertEquals(edge.getVertex(Direction.IN).getProperty("name"), "data-warehouse");


        // new cluster
        List<String> actual = new ArrayList<String>();
        for (Edge clusterEdge : feedVertex.getEdges(Direction.OUT, RelationshipLabel.FEED_CLUSTER_EDGE.getName())) {
            actual.add(clusterEdge.getVertex(Direction.IN).<String>getProperty("name"));
        }
        Assert.assertTrue(actual.containsAll(Arrays.asList("primary-cluster", "bcp-cluster")),
                "Actual does not contain expected: " + actual);
    }

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        Assert.assertEquals(getVerticesCount(service.getGraph()), 25); // +0, no net new
        Assert.assertEquals(getEdgesCount(service.getGraph()), 61); // -4 = -2 outputs, -1 tag, -1 cluster
    }


    private void verifyUpdatedEdges(Process newProcess) {
        Vertex processVertex = getEntityVertex(newProcess.getName(), RelationshipType.PROCESS_ENTITY);


        // cluster
        Edge edge = processVertex.getEdges(Direction.OUT,
                RelationshipLabel.PROCESS_CLUSTER_EDGE.getName()).iterator().next();
        Assert.assertEquals(edge.getVertex(Direction.IN).getProperty("name"), bcpCluster.getName());


        // inputs
        edge = processVertex.getEdges(Direction.IN, RelationshipLabel.FEED_PROCESS_EDGE.getName()).iterator().next();
        Assert.assertEquals(edge.getVertex(Direction.OUT).getProperty("name"),
                newProcess.getInputs().getInputs().get(0).getFeed());


        // outputs
        for (Edge e : processVertex.getEdges(Direction.OUT, RelationshipLabel.PROCESS_FEED_EDGE.getName())) {
            Assert.fail("there should not be any edges to output feeds" + e);
        }
    }

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        output.setFeed(feed.getName());
        outputs.getOutputs().add(output);
    }


    private void verifyEntityWasAddedToGraph(String entityName, RelationshipType entityType) {
        Vertex entityVertex = getEntityVertex(entityName, entityType);
        Assert.assertNotNull(entityVertex);
        verifyEntityProperties(entityVertex, entityName, entityType);
    }

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        Assert.assertEquals(entityType.getName(), entityVertex.getProperty(RelationshipProperty.TYPE.getName()));
        Assert.assertNotNull(entityVertex.getProperty(RelationshipProperty.TIMESTAMP.getName()));
    }


    private void verifyClusterEntityEdges() {
        Vertex clusterVertex = getEntityVertex(CLUSTER_ENTITY_NAME,
                RelationshipType.CLUSTER_ENTITY);


        // verify edge to user vertex
        verifyVertexForEdge(clusterVertex, Direction.OUT, RelationshipLabel.USER.getName(),
                FALCON_USER, RelationshipType.USER.getName());

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        verifyVertexForEdge(clusterVertex, Direction.OUT, "classification",
                "production", RelationshipType.TAGS.getName());
    }


    private void verifyFeedEntityEdges(String feedName) {
        Vertex feedVertex = getEntityVertex(feedName, RelationshipType.FEED_ENTITY);


        // verify edge to cluster vertex
        verifyVertexForEdge(feedVertex, Direction.OUT, RelationshipLabel.FEED_CLUSTER_EDGE.getName(),
                CLUSTER_ENTITY_NAME, RelationshipType.CLUSTER_ENTITY.getName());
        // verify edge to user vertex

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        verifyVertexForEdge(feedVertex, Direction.OUT, RelationshipLabel.GROUPS.getName(),
                "analytics", RelationshipType.GROUPS.getName());
    }


    private void verifyProcessEntityEdges() {
        Vertex processVertex = getEntityVertex(PROCESS_ENTITY_NAME,
                RelationshipType.PROCESS_ENTITY);


        // verify edge to cluster vertex
        verifyVertexForEdge(processVertex, Direction.OUT, RelationshipLabel.FEED_CLUSTER_EDGE.getName(),
                CLUSTER_ENTITY_NAME, RelationshipType.CLUSTER_ENTITY.getName());
        // verify edge to user vertex
        verifyVertexForEdge(processVertex, Direction.OUT, RelationshipLabel.USER.getName(),
                FALCON_USER, RelationshipType.USER.getName());
        // verify edge to tags vertex
        verifyVertexForEdge(processVertex, Direction.OUT, "classified-as",
                "Critical", RelationshipType.TAGS.getName());


        // verify edges to inputs
        List<String> actual = new ArrayList<String>();
        for (Edge edge : processVertex.getEdges(Direction.IN,
                RelationshipLabel.FEED_PROCESS_EDGE.getName())) {
            Vertex outVertex = edge.getVertex(Direction.OUT);
            Assert.assertEquals(RelationshipType.FEED_ENTITY.getName(),
                    outVertex.getProperty(RelationshipProperty.TYPE.getName()));
            actual.add(outVertex.<String>getProperty(RelationshipProperty.NAME.getName()));
        }


        Assert.assertTrue(actual.containsAll(Arrays.asList("impression-feed", "clicks-feed")),
                "Actual does not contain expected: " + actual);


        actual.clear();
        // verify edges to outputs
        for (Edge edge : processVertex.getEdges(Direction.OUT,
                RelationshipLabel.PROCESS_FEED_EDGE.getName())) {
            Vertex outVertex = edge.getVertex(Direction.IN);
            Assert.assertEquals(RelationshipType.FEED_ENTITY.getName(),
                    outVertex.getProperty(RelationshipProperty.TYPE.getName()));
            actual.add(outVertex.<String>getProperty(RelationshipProperty.NAME.getName()));
        }
        Assert.assertTrue(actual.containsAll(Arrays.asList("imp-click-join1", "imp-click-join2")),
                "Actual does not contain expected: " + actual);
    }

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