Examples with MutableLongSet org.eclipse.collections.api.set.primitive.MutableLongSet used on opensource projects

Example 61 with MutableLongSet

use of org.eclipse.collections.api.set.primitive.MutableLongSet in project neo4j by neo4j.

the class RecordStorageMigratorIT method mustMigrateSchemaStoreToNewFormat.

@ParameterizedTest
@MethodSource("versions")
void mustMigrateSchemaStoreToNewFormat(String version, LogPosition expectedLogPosition, Function<TransactionId, Boolean> txIdComparator) throws Exception {
    // Given we have an old store full of random schema rules.
    Path prepare = testDirectory.directory("prepare");
    var fs = testDirectory.getFileSystem();
    MigrationTestUtils.prepareSampleLegacyDatabase(version, fs, databaseLayout.databaseDirectory(), prepare);
    // and a state of the migration saying that it has done the actual migration
    LogService logService = NullLogService.getInstance();
    // Uses this special scan-on-open IGF because when the new IndexedIdGenerator was introduced this test would break
    // when trying to open an older store, before doing migration.
    IdGeneratorFactory igf = new ScanOnOpenOverwritingIdGeneratorFactory(fs, databaseLayout.getDatabaseName());
    LogProvider logProvider = logService.getInternalLogProvider();
    // Prepare all the tokens we'll need.
    StoreFactory legacyStoreFactory = new StoreFactory(databaseLayout, CONFIG, igf, pageCache, fs, StandardV3_4.RECORD_FORMATS, logProvider, PageCacheTracer.NULL, writable(), immutable.empty());
    NeoStores stores = legacyStoreFactory.openNeoStores(false, StoreType.LABEL_TOKEN, StoreType.LABEL_TOKEN_NAME, StoreType.RELATIONSHIP_TYPE_TOKEN, StoreType.RELATIONSHIP_TYPE_TOKEN_NAME, StoreType.PROPERTY_KEY_TOKEN, StoreType.PROPERTY_KEY_TOKEN_NAME);
    createTokens(stores.getLabelTokenStore(), MAX_LABEL_ID);
    createTokens(stores.getRelationshipTypeTokenStore(), MAX_RELATIONSHIP_TYPE_ID);
    createTokens(stores.getPropertyKeyTokenStore(), MAX_PROPERTY_KEY_ID);
    stores.close();
    // Prepare the legacy schema store we'll migrate.
    Path storeFile = databaseLayout.schemaStore();
    Path idFile = databaseLayout.idSchemaStore();
    SchemaStore35 schemaStore35 = new SchemaStore35(storeFile, idFile, CONFIG, IdType.SCHEMA, igf, pageCache, logProvider, StandardV3_4.RECORD_FORMATS, writable(), DEFAULT_DATABASE_NAME, immutable.empty());
    schemaStore35.initialise(false, NULL);
    SplittableRandom rng = new SplittableRandom(randomRule.seed());
    LongHashSet indexes = new LongHashSet();
    LongHashSet constraints = new LongHashSet();
    for (int i = 0; i < 10; i++) {
        long id = schemaStore35.nextId(NULL);
        MutableLongSet target = rng.nextInt(3) < 2 ? indexes : constraints;
        target.add(id);
    }
    List<SchemaRule> generatedRules = new ArrayList<>();
    RealIdsRandomSchema randomSchema = new RealIdsRandomSchema(rng, indexes, constraints);
    while (randomSchema.hasMoreIds()) {
        try {
            SchemaRule schemaRule = randomSchema.nextSchemaRule();
            if (schemaRule instanceof ConstraintDescriptor) {
                ConstraintDescriptor constraint = (ConstraintDescriptor) schemaRule;
                if (constraint.isIndexBackedConstraint() && !constraint.asIndexBackedConstraint().hasOwnedIndexId()) {
                    // Filter out constraints that are supposed to own indexes, but don't, because those are illegal to persist.
                    randomSchema.rollback();
                    continue;
                }
            }
            randomSchema.commit();
            generatedRules.add(schemaRule);
            List<DynamicRecord> dynamicRecords = allocateFrom(schemaStore35, schemaRule, NULL);
            for (DynamicRecord dynamicRecord : dynamicRecords) {
                schemaStore35.updateRecord(dynamicRecord, NULL);
            }
        } catch (NoSuchElementException ignore) {
        // We're starting to run low on ids, but just ignore this and loop as along as there are still some left.
        }
    }
    schemaStore35.flush(NULL);
    schemaStore35.close();
    RecordStoreVersionCheck check = getVersionCheck(pageCache, databaseLayout);
    String versionToMigrateFrom = getVersionToMigrateFrom(check);
    MigrationProgressMonitor progressMonitor = SILENT;
    RecordStorageMigrator migrator = new RecordStorageMigrator(fs, pageCache, CONFIG, logService, jobScheduler, PageCacheTracer.NULL, batchImporterFactory, INSTANCE);
    // When we migrate it to the new store format.
    String versionToMigrateTo = getVersionToMigrateTo(check);
    ProgressReporter reporter = progressMonitor.startSection("section");
    migrator.migrate(databaseLayout, migrationLayout, reporter, versionToMigrateFrom, versionToMigrateTo, EMPTY);
    migrator.moveMigratedFiles(migrationLayout, databaseLayout, versionToMigrateFrom, versionToMigrateTo);
    generatedRules.sort(Comparator.comparingLong(SchemaRule::getId));
    // Then the new store should retain an exact representation of the old-format schema rules.
    StoreFactory storeFactory = new StoreFactory(databaseLayout, CONFIG, igf, pageCache, fs, logProvider, PageCacheTracer.NULL, writable());
    try (NeoStores neoStores = storeFactory.openAllNeoStores()) {
        SchemaStore schemaStore = neoStores.getSchemaStore();
        TokenHolders tokenHolders = StoreTokens.readOnlyTokenHolders(neoStores, NULL);
        SchemaStorage storage = new SchemaStorage(schemaStore, tokenHolders, () -> KernelVersion.LATEST);
        List<SchemaRule> migratedRules = new ArrayList<>();
        storage.getAll(NULL).iterator().forEachRemaining(migratedRules::add);
        // Nerf the rule names, since migration may change those around.
        migratedRules = migratedRules.stream().map(r -> r.withName("a")).collect(Collectors.toList());
        generatedRules = generatedRules.stream().map(r -> r.withName("a")).collect(Collectors.toList());
        assertThat(migratedRules).isEqualTo(generatedRules);
    }
}

Example 62 with MutableLongSet

use of org.eclipse.collections.api.set.primitive.MutableLongSet in project neo4j by neo4j.

the class SimpleIdProvider method unacquiredIds.

LongIterator unacquiredIds() {
    final MutableLongSet unacquiredIds = new LongHashSet();
    releasedIds.forEach(pair -> unacquiredIds.add(pair.getValue()));
    return unacquiredIds.longIterator();
}

Example 63 with MutableLongSet

use of org.eclipse.collections.api.set.primitive.MutableLongSet in project neo4j by neo4j.

the class CommonAbstractStoreBehaviourTest method shouldProvideFreeIdsToMissingIdGenerator.

@Test
void shouldProvideFreeIdsToMissingIdGenerator() throws IOException {
    // given
    createStore();
    store.start(NULL);
    MutableLongSet holes = LongSets.mutable.empty();
    holes.add(store.nextId(NULL));
    holes.add(store.nextId(NULL));
    store.updateRecord(new IntRecord(store.nextId(NULL), 1), NULL);
    holes.add(store.nextId(NULL));
    store.updateRecord(new IntRecord(store.nextId(NULL), 1), NULL);
    // when
    store.close();
    fs.deleteFile(Path.of(MyStore.ID_FILENAME));
    createStore();
    store.start(NULL);
    // then
    int numberOfHoles = holes.size();
    for (int i = 0; i < numberOfHoles; i++) {
        assertTrue(holes.remove(store.nextId(NULL)));
    }
    assertTrue(holes.isEmpty());
}

Example 64 with MutableLongSet

use of org.eclipse.collections.api.set.primitive.MutableLongSet in project neo4j by neo4j.

the class RelationshipChainCheckerTest method shouldReportReferencesOtherNodesForward.

@Test
void shouldReportReferencesOtherNodesForward() throws Exception {
    shouldReportReferencesOtherNodes(true, relationship -> {
        MutableLongSet set = LongSets.mutable.of(nodeId1, nodeId2, nodeId3);
        set.remove(relationship.getFirstNode());
        set.remove(relationship.getSecondNode());
        relationship.setFirstNode(set.longIterator().next());
    }, report -> {
        report.sourceNextDoesNotReferenceBack(any());
        report.sourceNextReferencesOtherNodes(any());
        report.sourcePrevReferencesOtherNodes(any());
        report.targetPrevReferencesOtherNodes(any());
    });
}

Example 65 with MutableLongSet

use of org.eclipse.collections.api.set.primitive.MutableLongSet in project neo4j by neo4j.

the class LuceneIndexAccessorIT method shouldIterateAllDocumentsEvenWhenContainingDeletionsInOnlySomeLeaves.

@Test
void shouldIterateAllDocumentsEvenWhenContainingDeletionsInOnlySomeLeaves() throws Exception {
    // given
    int nodes = 300_000;
    MutableLongSet expectedNodes = LongSets.mutable.empty();
    IndexDescriptor indexDescriptor = IndexPrototype.forSchema(SchemaDescriptor.forLabel(1, 2, 3, 4, 5)).withName("TestIndex").materialise(99);
    populateWithInitialNodes(indexDescriptor, nodes, expectedNodes);
    try (IndexAccessor accessor = indexProvider.getOnlineAccessor(indexDescriptor, samplingConfig, mock(TokenNameLookup.class))) {
        // when
        removeSomeNodes(indexDescriptor, 2, accessor, expectedNodes);
        // then
        try (BoundedIterable<Long> reader = accessor.newAllEntriesValueReader(NULL)) {
            MutableLongSet readIds = LongSets.mutable.empty();
            reader.forEach(readIds::add);
            assertThat(readIds).isEqualTo(expectedNodes);
        }
    }
}