Examples with DEFAULT_DATABASE_NAME org.neo4j.configuration.GraphDatabaseSettings.DEFAULT_DATABASE_NAME used on opensource projects

Example 11 with DEFAULT_DATABASE_NAME

use of org.neo4j.configuration.GraphDatabaseSettings.DEFAULT_DATABASE_NAME in project neo4j by neo4j.

the class GBPTreeTest method verifyHeader.

private void verifyHeader(PageCache pageCache, byte[] expectedHeader) throws IOException {
    // WHEN
    byte[] readHeader = new byte[expectedHeader.length];
    AtomicInteger length = new AtomicInteger();
    Header.Reader headerReader = headerData -> {
        length.set(headerData.limit());
        headerData.get(readHeader);
    };
    // Read as part of construction
    // open/close is enough to read header
    index(pageCache).with(headerReader).build().close();
    // THEN
    assertEquals(expectedHeader.length, length.get());
    assertArrayEquals(expectedHeader, readHeader);
    // WHEN
    // Read separate
    GBPTree.readHeader(pageCache, indexFile, headerReader, DEFAULT_DATABASE_NAME, NULL);
    assertEquals(expectedHeader.length, length.get());
    assertArrayEquals(expectedHeader, readHeader);
}

Example 12 with DEFAULT_DATABASE_NAME

use of org.neo4j.configuration.GraphDatabaseSettings.DEFAULT_DATABASE_NAME in project neo4j by neo4j.

the class GBPTreeTest method overwriteHeaderMustOnlyOverwriteHeaderNotState.

@Test
void overwriteHeaderMustOnlyOverwriteHeaderNotState() throws Exception {
    byte[] initialHeader = new byte[random.nextInt(100)];
    random.nextBytes(initialHeader);
    Consumer<PageCursor> headerWriter = pc -> pc.putBytes(initialHeader);
    try (PageCache pageCache = createPageCache(defaultPageSize)) {
        index(pageCache).with(headerWriter).build().close();
        Pair<TreeState, TreeState> treeStatesBeforeOverwrite = readTreeStates(pageCache);
        byte[] newHeader = new byte[random.nextInt(100)];
        random.nextBytes(newHeader);
        GBPTree.overwriteHeader(pageCache, indexFile, pc -> pc.putBytes(newHeader), DEFAULT_DATABASE_NAME, NULL);
        Pair<TreeState, TreeState> treeStatesAfterOverwrite = readTreeStates(pageCache);
        // TreeStates are the same
        assertEquals(treeStatesBeforeOverwrite.getLeft(), treeStatesAfterOverwrite.getLeft(), "expected tree state to exactly the same before and after overwriting header");
        assertEquals(treeStatesBeforeOverwrite.getRight(), treeStatesAfterOverwrite.getRight(), "expected tree state to exactly the same before and after overwriting header");
        // Verify header was actually overwritten. Do this after reading tree states because it will bump tree generation.
        verifyHeader(pageCache, newHeader);
    }
}

Example 13 with DEFAULT_DATABASE_NAME

use of org.neo4j.configuration.GraphDatabaseSettings.DEFAULT_DATABASE_NAME in project neo4j by neo4j.

the class GenericNativeIndexProviderTest method mustCompleteIndexDescriptorConfigurationsWithSpatialConfig.

@Test
void mustCompleteIndexDescriptorConfigurationsWithSpatialConfig() {
    // Given
    DatabaseIndexContext context = DatabaseIndexContext.builder(null, null, DEFAULT_DATABASE_NAME).build();
    GenericNativeIndexProvider provider = new GenericNativeIndexProvider(context, IndexDirectoryStructure.NONE, null, Config.defaults());
    LabelSchemaDescriptor incompleteSchema = SchemaDescriptor.forLabel(1, 1);
    IndexDescriptor incompleteDescriptor = IndexPrototype.forSchema(incompleteSchema, IndexProviderDescriptor.UNDECIDED).withName("index").materialise(1);
    // When
    IndexDescriptor completedDescriptor = provider.completeConfiguration(incompleteDescriptor);
    // Then
    IndexConfig sinfulIndexConfig = incompleteDescriptor.getIndexConfig();
    IndexConfig completedIndexConfig = completedDescriptor.getIndexConfig();
    assertEquals(0, sinfulIndexConfig.entries().count(p -> true), "expected sinful index config to have no entries");
    for (CoordinateReferenceSystem crs : CoordinateReferenceSystem.all()) {
        assertNotNull(completedIndexConfig.get(spatialMinSettingForCrs(crs).getSettingName()));
        assertNotNull(completedIndexConfig.get(spatialMaxSettingForCrs(crs).getSettingName()));
    }
}

Example 14 with DEFAULT_DATABASE_NAME

use of org.neo4j.configuration.GraphDatabaseSettings.DEFAULT_DATABASE_NAME in project neo4j by neo4j.

the class DatabaseStartupTest method startTheDatabaseWithWrongVersionShouldFailWithUpgradeNotAllowed.

@Test
void startTheDatabaseWithWrongVersionShouldFailWithUpgradeNotAllowed() throws Throwable {
    // given
    // create a store
    DatabaseManagementService managementService = new TestDatabaseManagementServiceBuilder(databaseLayout).build();
    GraphDatabaseAPI db = (GraphDatabaseAPI) managementService.database(DEFAULT_DATABASE_NAME);
    try (Transaction tx = db.beginTx()) {
        tx.createNode();
        tx.commit();
    }
    managementService.shutdown();
    // mess up the version in the metadatastore
    try (FileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction();
        ThreadPoolJobScheduler scheduler = new ThreadPoolJobScheduler();
        PageCache pageCache = createPageCache(fileSystem, scheduler, PageCacheTracer.NULL)) {
        MetaDataStore.setRecord(pageCache, databaseLayout.metadataStore(), MetaDataStore.Position.STORE_VERSION, MetaDataStore.versionStringToLong("bad"), databaseLayout.getDatabaseName(), NULL);
    }
    managementService = new TestDatabaseManagementServiceBuilder(databaseLayout).build();
    GraphDatabaseAPI databaseService = (GraphDatabaseAPI) managementService.database(DEFAULT_DATABASE_NAME);
    try {
        assertThrows(DatabaseShutdownException.class, databaseService::beginTx);
        DatabaseStateService dbStateService = databaseService.getDependencyResolver().resolveDependency(DatabaseStateService.class);
        assertTrue(dbStateService.causeOfFailure(databaseService.databaseId()).isPresent());
        Throwable throwable = findCauseOrSuppressed(dbStateService.causeOfFailure(databaseService.databaseId()).get(), e -> e instanceof IllegalArgumentException).get();
        assertEquals("Unknown store version 'bad'", throwable.getMessage());
    } finally {
        managementService.shutdown();
    }
}