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

Example 71 with IndexDescriptor

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

the class MultiIndexPopulationConcurrentUpdatesIT method checkIndexIsOnline.

private void checkIndexIsOnline(int labelId) throws IndexNotFoundKernelException {
    LabelSchemaDescriptor schema = SchemaDescriptor.forLabel(labelId, propertyId);
    IndexDescriptor index = single(schemaCache.indexesForSchema(schema));
    IndexProxy indexProxy = indexService.getIndexProxy(index);
    assertSame(InternalIndexState.ONLINE, indexProxy.getState());
}

Example 72 with IndexDescriptor

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

the class MultiIndexPopulationConcurrentUpdatesIT method indexDroppedDuringPopulationDoesNotExist.

@ParameterizedTest
@MethodSource("parameters")
void indexDroppedDuringPopulationDoesNotExist(GraphDatabaseSettings.SchemaIndex schemaIndex) throws Throwable {
    Integer labelToDropId = labelsNameIdMap.get(COLOR_LABEL);
    launchCustomIndexPopulation(schemaIndex, labelsNameIdMap, propertyId, new IndexDropAction(labelToDropId));
    labelsNameIdMap.remove(COLOR_LABEL);
    waitAndActivateIndexes(labelsNameIdMap, propertyId);
    assertThrows(IndexNotFoundKernelException.class, () -> {
        Iterator<IndexDescriptor> iterator = schemaCache.indexesForSchema(SchemaDescriptor.forLabel(labelToDropId, propertyId));
        while (iterator.hasNext()) {
            IndexDescriptor index = iterator.next();
            indexService.getIndexProxy(index);
        }
    });
}

Example 73 with IndexDescriptor

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

the class MultiIndexPopulationConcurrentUpdatesIT method createIndexRules.

private IndexDescriptor[] createIndexRules(GraphDatabaseSettings.SchemaIndex schemaIndex, Map<String, Integer> labelNameIdMap, int propertyId) {
    final IndexProviderMap indexProviderMap = getIndexProviderMap();
    IndexProvider indexProvider = indexProviderMap.lookup(schemaIndex.providerName());
    IndexProviderDescriptor providerDescriptor = indexProvider.getProviderDescriptor();
    List<IndexDescriptor> list = new ArrayList<>();
    for (Integer labelId : labelNameIdMap.values()) {
        final LabelSchemaDescriptor schema = SchemaDescriptor.forLabel(labelId, propertyId);
        IndexDescriptor index = IndexPrototype.forSchema(schema, providerDescriptor).withName("index_" + labelId).materialise(labelId);
        index = indexProvider.completeConfiguration(index);
        list.add(index);
    }
    return list.toArray(new IndexDescriptor[0]);
}

Example 74 with IndexDescriptor

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

the class MultiIndexPopulationConcurrentUpdatesIT method waitIndexOnline.

private void waitIndexOnline(IndexingService indexService, int propertyId, int labelId) throws IndexNotFoundKernelException, IndexPopulationFailedKernelException, InterruptedException, IndexActivationFailedKernelException {
    LabelSchemaDescriptor schema = SchemaDescriptor.forLabel(labelId, propertyId);
    IndexDescriptor index = single(schemaCache.indexesForSchema(schema));
    IndexProxy indexProxy = indexService.getIndexProxy(index);
    indexProxy.awaitStoreScanCompleted(0, TimeUnit.MILLISECONDS);
    while (indexProxy.getState() != InternalIndexState.ONLINE) {
        Thread.sleep(10);
    }
    indexProxy.activate();
}

Example 75 with IndexDescriptor

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

the class NodeScanIT method trackPageCacheAccessOnNodeLabelScan.

@Test
void trackPageCacheAccessOnNodeLabelScan() throws KernelException {
    var testLabel = Label.label("testLabel");
    try (KernelTransaction tx = kernel.beginTransaction(IMPLICIT, read())) {
        var cursorContext = tx.cursorContext();
        assertThat(cursorContext.getCursorTracer().pins()).isZero();
        var label = tx.tokenRead().nodeLabel(testLabel.name());
        IndexDescriptor index = tx.schemaRead().index(SchemaDescriptor.forAnyEntityTokens(EntityType.NODE)).next();
        TokenReadSession tokenReadSession = tx.dataRead().tokenReadSession(index);
        try (NodeLabelIndexCursor cursor = tx.cursors().allocateNodeLabelIndexCursor(cursorContext)) {
            tx.dataRead().nodeLabelScan(tokenReadSession, cursor, IndexQueryConstraints.unconstrained(), new TokenPredicate(label));
            assertThat(cursorContext.getCursorTracer().pins()).isNotZero();
        }
    }
}