Examples with NodeUpdates org.neo4j.kernel.api.index.NodeUpdates used on opensource projects

Example 11 with NodeUpdates

use of org.neo4j.kernel.api.index.NodeUpdates in project neo4j by neo4j.

the class TransactionRecordStateTest method shouldConvertLabelRemovalToNodePropertyUpdates.

@Test
public void shouldConvertLabelRemovalToNodePropertyUpdates() throws Exception {
    // GIVEN
    NeoStores neoStores = neoStoresRule.open();
    long nodeId = 0;
    TransactionRecordState recordState = newTransactionRecordState(neoStores);
    recordState.nodeCreate(nodeId);
    recordState.nodeAddProperty(nodeId, propertyId1, value1);
    recordState.nodeAddProperty(nodeId, propertyId2, value2);
    addLabelsToNode(recordState, nodeId, oneLabelId);
    apply(neoStores, recordState);
    // WHEN
    recordState = newTransactionRecordState(neoStores);
    removeLabelsFromNode(recordState, nodeId, oneLabelId);
    Iterable<NodeUpdates> indexUpdates = indexUpdatesOf(neoStores, recordState);
    // THEN
    NodeUpdates expected = NodeUpdates.forNode(nodeId, oneLabelId, noLabels).buildWithExistingProperties(Property.stringProperty(propertyId1, value1), Property.intProperty(propertyId2, value2));
    assertEquals(expected, Iterables.single(indexUpdates));
}

Example 12 with NodeUpdates

use of org.neo4j.kernel.api.index.NodeUpdates in project neo4j by neo4j.

the class BatchInserterImpl method repopulateAllIndexes.

private void repopulateAllIndexes() throws IOException, IndexEntryConflictException {
    if (!labelsTouched) {
        return;
    }
    final IndexRule[] rules = getIndexesNeedingPopulation();
    final IndexPopulator[] populators = new IndexPopulator[rules.length];
    // the store is uncontended at this point, so creating a local LockService is safe.
    final NewIndexDescriptor[] descriptors = new NewIndexDescriptor[rules.length];
    for (int i = 0; i < rules.length; i++) {
        IndexRule rule = rules[i];
        descriptors[i] = rule.getIndexDescriptor();
        populators[i] = schemaIndexProviders.apply(rule.getProviderDescriptor()).getPopulator(rule.getId(), descriptors[i], new IndexSamplingConfig(config));
        populators[i].create();
    }
    Visitor<NodeUpdates, IOException> propertyUpdateVisitor = updates -> {
        for (int i = 0; i < descriptors.length; i++) {
            Optional<IndexEntryUpdate> update = updates.forIndex(descriptors[i].schema());
            if (update.isPresent()) {
                try {
                    populators[i].add(Collections.singletonList(update.get()));
                } catch (IndexEntryConflictException conflict) {
                    throw conflict.notAllowed(descriptors[i]);
                }
            }
        }
        return true;
    };
    List<NewIndexDescriptor> descriptorList = Arrays.asList(descriptors);
    int[] labelIds = descriptorList.stream().mapToInt(index -> index.schema().getLabelId()).toArray();
    int[] propertyKeyIds = descriptorList.stream().flatMapToInt(d -> Arrays.stream(d.schema().getPropertyIds())).toArray();
    InitialNodeLabelCreationVisitor labelUpdateVisitor = new InitialNodeLabelCreationVisitor();
    StoreScan<IOException> storeScan = indexStoreView.visitNodes(labelIds, (propertyKeyId) -> PrimitiveIntCollections.contains(propertyKeyIds, propertyKeyId), propertyUpdateVisitor, labelUpdateVisitor, true);
    storeScan.run();
    for (IndexPopulator populator : populators) {
        populator.verifyDeferredConstraints(indexStoreView);
        populator.close(true);
    }
    labelUpdateVisitor.close();
}

Example 13 with NodeUpdates

use of org.neo4j.kernel.api.index.NodeUpdates in project neo4j by neo4j.

the class NeoStoreIndexStoreView method nodeAsUpdates.

@Override
public void nodeAsUpdates(long nodeId, Collection<NodeUpdates> target) {
    NodeRecord node = nodeStore.getRecord(nodeId, nodeStore.newRecord(), FORCE);
    if (!node.inUse()) {
        return;
    }
    long firstPropertyId = node.getNextProp();
    if (firstPropertyId == Record.NO_NEXT_PROPERTY.intValue()) {
        // no properties => no updates (it's not going to be in any index)
        return;
    }
    long[] labels = parseLabelsField(node).get(nodeStore);
    if (labels.length == 0) {
        // no labels => no updates (it's not going to be in any index)
        return;
    }
    NodeUpdates.Builder update = NodeUpdates.forNode(nodeId, labels);
    for (PropertyRecord propertyRecord : propertyStore.getPropertyRecordChain(firstPropertyId)) {
        for (PropertyBlock property : propertyRecord) {
            Object value = property.getType().getValue(property, propertyStore);
            update.added(property.getKeyIndexId(), value);
        }
    }
    target.add(update.build());
}

Example 14 with NodeUpdates

use of org.neo4j.kernel.api.index.NodeUpdates in project neo4j by neo4j.

the class TransactionRecordStateTest method shouldConvertMixedLabelRemovalAndAddPropertyToNodePropertyUpdates.

@Test
public void shouldConvertMixedLabelRemovalAndAddPropertyToNodePropertyUpdates() throws Exception {
    // GIVEN
    NeoStores neoStores = neoStoresRule.open();
    long nodeId = 0;
    TransactionRecordState recordState = newTransactionRecordState(neoStores);
    recordState.nodeCreate(nodeId);
    DefinedProperty property1 = recordState.nodeAddProperty(nodeId, propertyId1, value1);
    addLabelsToNode(recordState, nodeId, bothLabelIds);
    apply(neoStores, recordState);
    // WHEN
    recordState = newTransactionRecordState(neoStores);
    DefinedProperty property2 = recordState.nodeAddProperty(nodeId, propertyId2, value2);
    removeLabelsFromNode(recordState, nodeId, secondLabelId);
    Iterable<NodeUpdates> indexUpdates = indexUpdatesOf(neoStores, recordState);
    // THEN
    NodeUpdates expected = NodeUpdates.forNode(nodeId, bothLabelIds, oneLabelId).added(property2.propertyKeyId(), property2.value()).buildWithExistingProperties(property1, property2);
    assertEquals(expected, Iterables.single(indexUpdates));
}

Example 15 with NodeUpdates

use of org.neo4j.kernel.api.index.NodeUpdates in project neo4j by neo4j.

the class TransactionRecordStateTest method shouldConvertLabelAdditionToNodePropertyUpdates.

@Test
public void shouldConvertLabelAdditionToNodePropertyUpdates() throws Exception {
    // GIVEN
    NeoStores neoStores = neoStoresRule.open();
    long nodeId = 0;
    TransactionRecordState recordState = newTransactionRecordState(neoStores);
    Object value1 = LONG_STRING, value2 = LONG_STRING.getBytes();
    recordState.nodeCreate(nodeId);
    recordState.nodeAddProperty(nodeId, propertyId1, value1);
    recordState.nodeAddProperty(nodeId, propertyId2, value2);
    apply(neoStores, recordState);
    // WHEN
    recordState = newTransactionRecordState(neoStores);
    addLabelsToNode(recordState, nodeId, oneLabelId);
    Iterable<NodeUpdates> indexUpdates = indexUpdatesOf(neoStores, recordState);
    // THEN
    NodeUpdates expected = NodeUpdates.forNode(nodeId, noLabels, oneLabelId).buildWithExistingProperties(Property.stringProperty(propertyId1, LONG_STRING), Property.byteArrayProperty(propertyId2, LONG_STRING.getBytes()));
    assertEquals(expected, Iterables.single(indexUpdates));
}