Examples with DefaultFileSystemAbstraction org.neo4j.io.fs.DefaultFileSystemAbstraction used on opensource projects

Example 31 with DefaultFileSystemAbstraction

use of org.neo4j.io.fs.DefaultFileSystemAbstraction in project neo4j by neo4j.

the class Runner method call.

@Override
public Long call() throws Exception {
    long lastCommittedTransactionId;
    try (FileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction();
        Lifespan life = new Lifespan()) {
        TransactionIdStore transactionIdStore = new SimpleTransactionIdStore();
        TransactionMetadataCache transactionMetadataCache = new TransactionMetadataCache();
        LogFiles logFiles = life.add(createLogFiles(transactionIdStore, fileSystem));
        TransactionAppender transactionAppender = life.add(createBatchingTransactionAppender(transactionIdStore, transactionMetadataCache, logFiles));
        ExecutorService executorService = Executors.newFixedThreadPool(threads);
        try {
            List<Future<?>> handlers = new ArrayList<>(threads);
            for (int i = 0; i < threads; i++) {
                TransactionRepresentationFactory factory = new TransactionRepresentationFactory();
                Worker task = new Worker(transactionAppender, factory, condition);
                handlers.add(executorService.submit(task));
            }
            // wait for all the workers to complete
            Futures.getAll(handlers);
        } finally {
            executorService.shutdown();
        }
        lastCommittedTransactionId = transactionIdStore.getLastCommittedTransactionId();
    }
    return lastCommittedTransactionId;
}

Example 32 with DefaultFileSystemAbstraction

use of org.neo4j.io.fs.DefaultFileSystemAbstraction in project neo4j by neo4j.

the class NumberArrayPageCacheTestSupport method prepareDirectoryAndPageCache.

static Fixture prepareDirectoryAndPageCache(Class<?> testClass) throws IOException {
    DefaultFileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction();
    TestDirectory testDirectory = TestDirectory.testDirectory(testClass, fileSystem);
    Path dir = testDirectory.prepareDirectoryForTest("test");
    ThreadPoolJobScheduler scheduler = new ThreadPoolJobScheduler();
    PageCache pageCache = StandalonePageCacheFactory.createPageCache(fileSystem, scheduler, PageCacheTracer.NULL);
    return new Fixture(pageCache, fileSystem, dir, scheduler);
}

Example 33 with DefaultFileSystemAbstraction

use of org.neo4j.io.fs.DefaultFileSystemAbstraction in project neo4j by neo4j.

the class CheckConsistencyCommandIT method warnsOnUseOfDeprecatedOptions.

@Test
void warnsOnUseOfDeprecatedOptions() throws Exception {
    ConsistencyCheckService consistencyCheckService = mock(ConsistencyCheckService.class);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    PrintStream out = new PrintStream(baos);
    CheckConsistencyCommand checkConsistencyCommand = new CheckConsistencyCommand(new ExecutionContext(homeDir, confPath, out, System.err, new DefaultFileSystemAbstraction()), consistencyCheckService);
    DatabaseLayout databaseLayout = neo4jLayout.databaseLayout("mydb");
    when(consistencyCheckService.runFullConsistencyCheck(eq(databaseLayout), any(Config.class), any(ProgressMonitorFactory.class), any(LogProvider.class), any(FileSystemAbstraction.class), eq(false), any(), any(ConsistencyFlags.class))).thenReturn(ConsistencyCheckService.Result.success(null, null));
    CommandLine.populateCommand(checkConsistencyCommand, "--database=mydb", "--check-label-scan-store=true", "--check-relationship-type-scan-store=true", "--check-property-owners=true");
    checkConsistencyCommand.execute();
    // See that warnings were printed and that command was still run.
    String log = baos.toString();
    assertThat(log).contains("Option '--check-label-scan-store' has been deprecated and its value will be ignored");
    assertThat(log).contains("Option '--check-relationship-type-scan-store' has been deprecated and its value will be ignored");
    assertThat(log).contains("Option '--check-property-owners' has been deprecated and its value will be ignored");
    verify(consistencyCheckService).runFullConsistencyCheck(eq(databaseLayout), any(Config.class), any(ProgressMonitorFactory.class), any(LogProvider.class), any(FileSystemAbstraction.class), eq(false), any(), any(ConsistencyFlags.class));
}

Example 34 with DefaultFileSystemAbstraction

use of org.neo4j.io.fs.DefaultFileSystemAbstraction in project neo4j by neo4j.

the class DumpCommandIT method shouldRespectTheDatabaseLock.

@Test
void shouldRespectTheDatabaseLock() throws Exception {
    Path databaseDirectory = homeDir.resolve("data/databases/foo");
    DatabaseLayout databaseLayout = DatabaseLayout.ofFlat(databaseDirectory);
    try (FileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction();
        Locker locker = new DatabaseLocker(fileSystem, databaseLayout)) {
        locker.checkLock();
        CommandFailedException commandFailed = assertThrows(CommandFailedException.class, () -> execute("foo"));
        assertEquals("The database is in use. Stop database 'foo' and try again.", commandFailed.getMessage());
    }
}

Example 35 with DefaultFileSystemAbstraction

use of org.neo4j.io.fs.DefaultFileSystemAbstraction in project neo4j by neo4j.

the class DumpCommandIT method shouldReportAHelpfulErrorIfWeDontHaveWritePermissionsForLock.

@Test
@DisabledOnOs(OS.WINDOWS)
@DisabledForRoot
void shouldReportAHelpfulErrorIfWeDontHaveWritePermissionsForLock() throws Exception {
    DatabaseLayout databaseLayout = DatabaseLayout.ofFlat(databaseDirectory);
    try (FileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction()) {
        Path file = databaseLayout.databaseLockFile();
        try (Closeable ignored = withPermissions(file, emptySet())) {
            CommandFailedException commandFailed = assertThrows(CommandFailedException.class, () -> execute("foo"));
            assertEquals("You do not have permission to dump the database.", commandFailed.getMessage());
        }
    }
}