Java Code Examples for org.apache.tinkerpop.gremlin.structure.Vertex#label()

The following examples show how to use org.apache.tinkerpop.gremlin.structure.Vertex#label() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: AbstractRdfDocumentGraphConsumer.java    From baleen with Apache License 2.0 6 votes vote down vote up 
private Object addNodeToModel(OntModel model, Vertex v) {
  String label = v.label();
  if (DOCUMENT.equals(label)) {
    return addIndividual(model, v, DOCUMENT);
  }
  if (MENTION.equals(label)) {
    return addIndividual(model, v, v.property("type").orElse(ENTITY).toString());
  }
  if (EVENT.equals(label)) {
    return addIndividual(model, v, EVENT);
  }
  if (RELATION.equals(label)) {
    return addIndividual(model, v, RELATION);
  }
  if (REFERENCE_TARGET.equals(label)) {
    return addIndividual(model, v, REFERENCE_TARGET);
  }
  getMonitor().warn("Unrecognized Label {}", label);
  return null;
}
Example 2
Source File: HBaseGraph.java    From hgraphdb with Apache License 2.0 5 votes vote down vote up 
public void validateEdge(String label, Object id, Map<String, Object> properties, Vertex inVertex, Vertex outVertex) {
    if (!configuration().getUseSchema() || label == null || inVertex == null || outVertex == null) return;
    LabelMetadata inVertexLabelMetadata = getLabel(ElementType.VERTEX, inVertex.label());
    LabelMetadata labelMetadata = getLabel(ElementType.EDGE, label);
    LabelMetadata outVertexLabelMetadata = getLabel(ElementType.VERTEX, outVertex.label());
    LabelConnection labelConnection = new LabelConnection(outVertex.label(), label, inVertex.label(), null);
    if (!labelConnections.contains(labelConnection)) {
        throw new HBaseGraphNotValidException("Edge label '" + label + "' has not been connected with inVertex '" + inVertex.label()
                + "' and outVertex '" + outVertex.label() + "'");
    }
    validateTypes(labelMetadata, id, properties);
}
Example 3
Source File: AbstractRdfEntityGraphConsumer.java    From baleen with Apache License 2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
private Object addNodeToModel(OntModel model, Vertex v) {
  try {
    String label = v.label();
    if (EVENT.equals(label)) {
      return addIndividual(model, v, EVENT);
    }
    if (ENTITY.equals(label)) {
      Iterator<VertexProperty<Object>> properties = v.properties("type");
      List<?> types =
          Lists.newArrayList(properties).stream()
              .filter(VertexProperty::isPresent)
              .map(VertexProperty::value)
              .collect(Collectors.toList());
      Optional<String> aggregate = mode.aggregate((List<String>) types);
      if (aggregate.isPresent()) {
        return addIndividual(model, v, aggregate.get());
      }

      getMonitor().warn("Not type information for {} using entity", v);
      return addIndividual(model, v, ENTITY);
    }
    getMonitor().warn("Unrecognized Label {}", label);
  } catch (BaleenException e) {
    getMonitor().warn("Error adding node {} - {} ", v, e.getMessage());
  }
  return null;
}
Example 4
Source File: EventStrategyProcessTest.java    From tinkerpop with Apache License 2.0 5 votes vote down vote up 
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldDetachVertexPropertyWhenChanged() {
    final AtomicBoolean triggered = new AtomicBoolean(false);
    final Vertex v = graph.addVertex();
    final String label = v.label();
    final Object id = v.id();
    v.property("to-change", "blah");

    final MutationListener listener = new AbstractMutationListener() {
        @Override
        public void vertexPropertyChanged(final Vertex element, final VertexProperty oldValue, final Object setValue, final Object... vertexPropertyKeyValues) {
            assertThat(element, instanceOf(DetachedVertex.class));
            assertEquals(label, element.label());
            assertEquals(id, element.id());
            assertEquals("to-change", oldValue.key());
            assertEquals("blah", oldValue.value());
            assertEquals("dah", setValue);
            triggered.set(true);
        }
    };
    final EventStrategy.Builder builder = EventStrategy.build().addListener(listener);

    if (graph.features().graph().supportsTransactions())
        builder.eventQueue(new EventStrategy.TransactionalEventQueue(graph));

    final EventStrategy eventStrategy = builder.create();
    final GraphTraversalSource gts = create(eventStrategy);

    gts.V(v).property(VertexProperty.Cardinality.single, "to-change", "dah").iterate();
    tryCommit(graph);

    assertEquals(1, IteratorUtils.count(g.V(v).properties()));
    assertThat(triggered.get(), is(true));
}
Example 5
Source File: EventStrategyProcessTest.java    From tinkerpop with Apache License 2.0 5 votes vote down vote up 
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldDetachVertexPropertyWhenNew() {
    final AtomicBoolean triggered = new AtomicBoolean(false);
    final Vertex v = graph.addVertex();
    final String label = v.label();
    final Object id = v.id();
    v.property("old","blah");

    final MutationListener listener = new AbstractMutationListener() {
        @Override
        public void vertexPropertyChanged(final Vertex element, final VertexProperty oldValue, final Object setValue, final Object... vertexPropertyKeyValues) {
            assertThat(element, instanceOf(DetachedVertex.class));
            assertEquals(label, element.label());
            assertEquals(id, element.id());
            assertThat(oldValue, instanceOf(KeyedVertexProperty.class));
            assertEquals("new", oldValue.key());
            assertEquals("dah", setValue);
            triggered.set(true);
        }
    };
    final EventStrategy.Builder builder = EventStrategy.build().addListener(listener);

    if (graph.features().graph().supportsTransactions())
        builder.eventQueue(new EventStrategy.TransactionalEventQueue(graph));

    final EventStrategy eventStrategy = builder.create();
    final GraphTraversalSource gts = create(eventStrategy);

    gts.V(v).property(VertexProperty.Cardinality.single, "new", "dah").iterate();
    tryCommit(graph);

    assertEquals(2, IteratorUtils.count(g.V(v).properties()));
    assertThat(triggered.get(), is(true));
}
Example 6
Source File: EventStrategyProcessTest.java    From tinkerpop with Apache License 2.0 5 votes vote down vote up 
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldDetachVertexWhenRemoved() {
    final AtomicBoolean triggered = new AtomicBoolean(false);
    final Vertex v = graph.addVertex();
    final String label = v.label();
    final Object id = v.id();

    final MutationListener listener = new AbstractMutationListener() {
        @Override
        public void vertexRemoved(final Vertex element) {
            assertThat(element, instanceOf(DetachedVertex.class));
            assertEquals(id, element.id());
            assertEquals(label, element.label());
            triggered.set(true);
        }
    };
    final EventStrategy.Builder builder = EventStrategy.build().addListener(listener);

    if (graph.features().graph().supportsTransactions())
        builder.eventQueue(new EventStrategy.TransactionalEventQueue(graph));

    final EventStrategy eventStrategy = builder.create();
    final GraphTraversalSource gts = create(eventStrategy);

    gts.V(v).drop().iterate();
    tryCommit(graph);

    assertVertexEdgeCounts(graph, 0, 0);
    assertThat(triggered.get(), is(true));
}
Example 7
Source File: EventStrategyProcessTest.java    From tinkerpop with Apache License 2.0 5 votes vote down vote up 
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldReferenceVertexPropertyWhenChanged() {
    final AtomicBoolean triggered = new AtomicBoolean(false);
    final Vertex v = graph.addVertex();
    final String label = v.label();
    final Object id = v.id();
    v.property("to-change", "blah");

    final MutationListener listener = new AbstractMutationListener() {


        @Override
        public void vertexPropertyChanged(final Vertex element, final VertexProperty oldValue, final Object setValue, final Object... vertexPropertyKeyValues) {
            assertThat(element, instanceOf(ReferenceVertex.class));
            assertEquals(label, element.label());
            assertEquals(id, element.id());
            assertEquals("to-change", oldValue.key());
            assertEquals("blah", oldValue.value());
            assertEquals("dah", setValue);
            triggered.set(true);
        }
    };
    final EventStrategy.Builder builder = EventStrategy.build().addListener(listener).detach(EventStrategy.Detachment.REFERENCE);

    if (graph.features().graph().supportsTransactions())
        builder.eventQueue(new EventStrategy.TransactionalEventQueue(graph));

    final EventStrategy eventStrategy = builder.create();
    final GraphTraversalSource gts = create(eventStrategy);

    gts.V(v).property(VertexProperty.Cardinality.single, "to-change", "dah").iterate();
    tryCommit(graph);

    assertEquals(1, IteratorUtils.count(g.V(v).properties()));
    assertThat(triggered.get(), is(true));
}
Example 8
Source File: EventStrategyProcessTest.java    From tinkerpop with Apache License 2.0 5 votes vote down vote up 
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldReferenceVertexPropertyWhenNew() {
    final AtomicBoolean triggered = new AtomicBoolean(false);
    final Vertex v = graph.addVertex();
    final String label = v.label();
    final Object id = v.id();
    v.property("old","blah");

    final MutationListener listener = new AbstractMutationListener() {
        @Override
        public void vertexPropertyChanged(final Vertex element, final VertexProperty oldValue, final Object setValue, final Object... vertexPropertyKeyValues) {
            assertThat(element, instanceOf(ReferenceVertex.class));
            assertEquals(label, element.label());
            assertEquals(id, element.id());
            assertThat(oldValue, instanceOf(KeyedVertexProperty.class));
            assertEquals("new", oldValue.key());
            assertEquals("dah", setValue);
            triggered.set(true);
        }
    };
    final EventStrategy.Builder builder = EventStrategy.build().addListener(listener).detach(EventStrategy.Detachment.REFERENCE);

    if (graph.features().graph().supportsTransactions())
        builder.eventQueue(new EventStrategy.TransactionalEventQueue(graph));

    final EventStrategy eventStrategy = builder.create();
    final GraphTraversalSource gts = create(eventStrategy);

    gts.V(v).property(VertexProperty.Cardinality.single, "new", "dah").iterate();
    tryCommit(graph);

    assertEquals(2, IteratorUtils.count(g.V(v).properties()));
    assertThat(triggered.get(), is(true));
}
Example 9
Source File: EventStrategyProcessTest.java    From tinkerpop with Apache License 2.0 5 votes vote down vote up 
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldReferenceVertexWhenRemoved() {
    final AtomicBoolean triggered = new AtomicBoolean(false);
    final Vertex v = graph.addVertex();
    final String label = v.label();
    final Object id = v.id();

    final MutationListener listener = new AbstractMutationListener() {
        @Override
        public void vertexRemoved(final Vertex element) {
            assertThat(element, instanceOf(ReferenceVertex.class));
            assertEquals(id, element.id());
            assertEquals(label, element.label());
            triggered.set(true);
        }
    };
    final EventStrategy.Builder builder = EventStrategy.build().addListener(listener).detach(EventStrategy.Detachment.REFERENCE);

    if (graph.features().graph().supportsTransactions())
        builder.eventQueue(new EventStrategy.TransactionalEventQueue(graph));

    final EventStrategy eventStrategy = builder.create();
    final GraphTraversalSource gts = create(eventStrategy);

    gts.V(v).drop().iterate();
    tryCommit(graph);

    assertVertexEdgeCounts(graph, 0, 0);
    assertThat(triggered.get(), is(true));
}
Example 10
Source File: EventStrategyProcessTest.java    From tinkerpop with Apache License 2.0 5 votes vote down vote up 
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldUseActualVertexPropertyWhenChanged() {
    final AtomicBoolean triggered = new AtomicBoolean(false);
    final Vertex v = graph.addVertex();
    final String label = v.label();
    final Object id = v.id();
    v.property("to-change", "blah");

    final MutationListener listener = new AbstractMutationListener() {
        @Override
        public void vertexPropertyChanged(final Vertex element, final VertexProperty oldValue, final Object setValue, final Object... vertexPropertyKeyValues) {
            assertEquals(v, element);
            assertEquals(label, element.label());
            assertEquals(id, element.id());
            assertEquals("to-change", oldValue.key());
            assertEquals("blah", oldValue.value());
            assertEquals("dah", setValue);
            triggered.set(true);
        }
    };
    final EventStrategy.Builder builder = EventStrategy.build().addListener(listener).detach(EventStrategy.Detachment.REFERENCE);

    if (graph.features().graph().supportsTransactions())
        builder.eventQueue(new EventStrategy.TransactionalEventQueue(graph));

    final EventStrategy eventStrategy = builder.create();
    final GraphTraversalSource gts = create(eventStrategy);

    gts.V(v).property(VertexProperty.Cardinality.single, "to-change", "dah").iterate();
    tryCommit(graph);

    assertEquals(1, IteratorUtils.count(g.V(v).properties()));
    assertThat(triggered.get(), is(true));
}
Example 11
Source File: EventStrategyProcessTest.java    From tinkerpop with Apache License 2.0 5 votes vote down vote up 
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldUseActualVertexPropertyWhenNew() {
    final AtomicBoolean triggered = new AtomicBoolean(false);
    final Vertex v = graph.addVertex();
    final String label = v.label();
    final Object id = v.id();
    v.property("old","blah");

    final MutationListener listener = new AbstractMutationListener() {
        @Override
        public void vertexPropertyChanged(final Vertex element, final VertexProperty oldValue, final Object setValue, final Object... vertexPropertyKeyValues) {
            assertEquals(v, element);
            assertEquals(label, element.label());
            assertEquals(id, element.id());
            assertThat(oldValue, instanceOf(KeyedVertexProperty.class));
            assertEquals("new", oldValue.key());
            assertEquals("dah", setValue);
            triggered.set(true);
        }
    };
    final EventStrategy.Builder builder = EventStrategy.build().addListener(listener).detach(EventStrategy.Detachment.REFERENCE);

    if (graph.features().graph().supportsTransactions())
        builder.eventQueue(new EventStrategy.TransactionalEventQueue(graph));

    final EventStrategy eventStrategy = builder.create();
    final GraphTraversalSource gts = create(eventStrategy);

    gts.V(v).property(VertexProperty.Cardinality.single, "new", "dah").iterate();
    tryCommit(graph);

    assertEquals(2, IteratorUtils.count(g.V(v).properties()));
    assertThat(triggered.get(), is(true));
}
Example 12
Source File: EventStrategyProcessTest.java    From tinkerpop with Apache License 2.0 5 votes vote down vote up 
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldUseActualVertexWhenRemoved() {
    final AtomicBoolean triggered = new AtomicBoolean(false);
    final Vertex v = graph.addVertex();
    final String label = v.label();
    final Object id = v.id();

    final MutationListener listener = new AbstractMutationListener() {
        @Override
        public void vertexRemoved(final Vertex element) {
            assertEquals(v, element);
            assertEquals(id, element.id());
            assertEquals(label, element.label());
            triggered.set(true);
        }
    };
    final EventStrategy.Builder builder = EventStrategy.build().addListener(listener).detach(EventStrategy.Detachment.REFERENCE);

    if (graph.features().graph().supportsTransactions())
        builder.eventQueue(new EventStrategy.TransactionalEventQueue(graph));

    final EventStrategy eventStrategy = builder.create();
    final GraphTraversalSource gts = create(eventStrategy);

    gts.V(v).drop().iterate();
    tryCommit(graph);

    assertVertexEdgeCounts(graph, 0, 0);
    assertThat(triggered.get(), is(true));
}
Example 13
Source File: VertexSerializer.java    From tinkergraph-gremlin with Apache License 2.0 4 votes vote down vote up 
@Override
protected String getLabel(Vertex vertex) {
  return vertex.label();
}