Examples with IndexProviderDescriptor org.neo4j.internal.schema.IndexProviderDescriptor used on opensource projects

Example 1 with IndexProviderDescriptor

use of org.neo4j.internal.schema.IndexProviderDescriptor in project neo4j by neo4j.

the class LuceneFulltextIndexTest method completeConfigurationMustNotOverwriteExistingConfiguration.

@Test
void completeConfigurationMustNotOverwriteExistingConfiguration() {
    IndexConfig indexConfig = IndexConfig.with("A", Values.stringValue("B"));
    FulltextSchemaDescriptor schema = SchemaDescriptor.fulltext(NODE, new int[] { 1 }, new int[] { 1 });
    IndexProviderDescriptor providerDescriptor = indexProvider.getProviderDescriptor();
    IndexDescriptor descriptor = indexProvider.completeConfiguration(IndexPrototype.forSchema(schema, providerDescriptor).withName("index_1").materialise(1)).withIndexConfig(indexConfig);
    assertEquals(Values.stringValue("B"), descriptor.getIndexConfig().get("A"));
}

Example 2 with IndexProviderDescriptor

use of org.neo4j.internal.schema.IndexProviderDescriptor in project neo4j by neo4j.

the class LuceneFulltextIndexTest method completeConfigurationMustInjectMissingConfigurations.

@Test
void completeConfigurationMustInjectMissingConfigurations() throws Exception {
    int label;
    int propertyKey;
    try (Transaction tx = db.beginTx()) {
        createNodeIndexableByPropertyValue(tx, LABEL, "bla");
        tx.commit();
    }
    try (KernelTransactionImplementation tx = getKernelTransaction()) {
        label = tx.tokenRead().nodeLabel(LABEL.name());
        propertyKey = tx.tokenRead().propertyKey(PROP);
        tx.success();
    }
    IndexConfig indexConfig = IndexConfig.with(EVENTUALLY_CONSISTENT, Values.booleanValue(true));
    FulltextSchemaDescriptor schema = SchemaDescriptor.fulltext(NODE, new int[] { label }, new int[] { propertyKey });
    IndexProviderDescriptor providerDescriptor = indexProvider.getProviderDescriptor();
    IndexDescriptor descriptor = indexProvider.completeConfiguration(IndexPrototype.forSchema(schema, providerDescriptor).withName("index_1").withIndexConfig(indexConfig).materialise(1));
    assertThat((Value) descriptor.getIndexConfig().get(ANALYZER)).isEqualTo(Values.stringValue("standard-no-stop-words"));
    assertThat((Value) descriptor.getIndexConfig().get(EVENTUALLY_CONSISTENT)).isEqualTo(Values.booleanValue(true));
    assertThat(asList(descriptor.getCapability().behaviours())).containsExactlyInAnyOrder(IndexBehaviour.EVENTUALLY_CONSISTENT, IndexBehaviour.SKIP_AND_LIMIT);
}

Example 3 with IndexProviderDescriptor

use of org.neo4j.internal.schema.IndexProviderDescriptor in project neo4j by neo4j.

the class Operations method ensureIndexPrototypeHasIndexProvider.

private IndexPrototype ensureIndexPrototypeHasIndexProvider(IndexPrototype prototype) {
    if (prototype.getIndexProvider() == IndexProviderDescriptor.UNDECIDED) {
        IndexProviderDescriptor provider;
        if (prototype.getIndexType() == IndexType.FULLTEXT) {
            provider = indexProviders.getFulltextProvider();
        } else if (prototype.getIndexType() == IndexType.LOOKUP) {
            provider = indexProviders.getTokenIndexProvider();
        } else {
            provider = indexProviders.getDefaultProvider();
        }
        prototype = prototype.withIndexProvider(provider);
    }
    return prototype;
}

Example 4 with IndexProviderDescriptor

use of org.neo4j.internal.schema.IndexProviderDescriptor in project neo4j by neo4j.

the class GenericBlockBasedIndexPopulatorTest method setup.

@BeforeEach
void setup() {
    IndexProviderDescriptor providerDescriptor = new IndexProviderDescriptor("test", "v1");
    IndexDirectoryStructure directoryStructure = directoriesByProvider(directory.homePath()).forProvider(providerDescriptor);
    indexFiles = new IndexFiles.Directory(fs, directoryStructure, INDEX_DESCRIPTOR.getId());
    databaseIndexContext = DatabaseIndexContext.builder(pageCache, fs, DEFAULT_DATABASE_NAME).build();
    jobScheduler = JobSchedulerFactory.createInitialisedScheduler();
    populationWorkScheduler = new IndexPopulator.PopulationWorkScheduler() {

        @Override
        public <T> JobHandle<T> schedule(IndexPopulator.JobDescriptionSupplier descriptionSupplier, Callable<T> job) {
            return jobScheduler.schedule(Group.INDEX_POPULATION_WORK, new JobMonitoringParams(null, null, null), job);
        }
    };
}

Example 5 with IndexProviderDescriptor

use of org.neo4j.internal.schema.IndexProviderDescriptor in project neo4j by neo4j.

the class IndexingService method init.

/**
 * Called while the database starts up, before recovery.
 */
@Override
public void init() throws IOException {
    validateDefaultProviderExisting();
    try (var cursorContext = new CursorContext(pageCacheTracer.createPageCursorTracer(INIT_TAG))) {
        indexMapRef.modify(indexMap -> {
            Map<InternalIndexState, List<IndexLogRecord>> indexStates = new EnumMap<>(InternalIndexState.class);
            for (IndexDescriptor descriptor : indexDescriptors) {
                // No index (except NLI) is allowed to have the name generated for NLI.
                if (descriptor.getName().equals(IndexDescriptor.NLI_GENERATED_NAME) && !(descriptor.schema().isAnyTokenSchemaDescriptor() && descriptor.schema().entityType() == NODE)) {
                    throw new IllegalStateException("Index '" + descriptor.userDescription(tokenNameLookup) + "' is using a reserved name: '" + IndexDescriptor.NLI_GENERATED_NAME + "'. This index must be removed on an earlier version " + "to be able to use binaries for version 4.3 or newer.");
                }
                IndexProxy indexProxy;
                IndexProviderDescriptor providerDescriptor = descriptor.getIndexProvider();
                IndexProvider provider = providerMap.lookup(providerDescriptor);
                InternalIndexState initialState = provider.getInitialState(descriptor, cursorContext);
                indexStates.computeIfAbsent(initialState, internalIndexState -> new ArrayList<>()).add(new IndexLogRecord(descriptor));
                internalLog.debug(indexStateInfo("init", initialState, descriptor));
                switch(initialState) {
                    case ONLINE:
                        monitor.initialState(databaseName, descriptor, ONLINE);
                        indexProxy = indexProxyCreator.createOnlineIndexProxy(descriptor);
                        break;
                    case POPULATING:
                        // The database was shut down during population, or a crash has occurred, or some other sad thing.
                        monitor.initialState(databaseName, descriptor, POPULATING);
                        indexProxy = indexProxyCreator.createRecoveringIndexProxy(descriptor);
                        break;
                    case FAILED:
                        monitor.initialState(databaseName, descriptor, FAILED);
                        IndexPopulationFailure failure = failure(provider.getPopulationFailure(descriptor, cursorContext));
                        indexProxy = indexProxyCreator.createFailedIndexProxy(descriptor, failure);
                        break;
                    default:
                        throw new IllegalArgumentException("" + initialState);
                }
                indexMap.putIndexProxy(indexProxy);
            }
            logIndexStateSummary("init", indexStates);
            return indexMap;
        });
    }
    indexStatisticsStore.init();
}