Example usage for java.nio.file FileVisitOption FOLLOW_LINKS

List of usage examples for java.nio.file FileVisitOption FOLLOW_LINKS

Introduction

In this page you can find the example usage for java.nio.file FileVisitOption FOLLOW_LINKS.

Prototype

FileVisitOption FOLLOW_LINKS

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Usage

From source file:net.mozq.picto.core.ProcessCore.java

public static void findFiles(ProcessCondition processCondition, Consumer<ProcessData> processDataSetter,
        BooleanSupplier processStopper) throws IOException {

    Set<FileVisitOption> fileVisitOptionSet;
    if (processCondition.isFollowLinks()) {
        fileVisitOptionSet = EnumSet.of(FileVisitOption.FOLLOW_LINKS);
    } else {/*from   ww  w .j  a  va2 s .  c o  m*/
        fileVisitOptionSet = Collections.emptySet();
    }

    Files.walkFileTree(processCondition.getSrcRootPath(), fileVisitOptionSet, processCondition.getDept(),
            new SimpleFileVisitor<Path>() {
                @Override
                public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
                        throws IOException {
                    if (processStopper.getAsBoolean()) {
                        return FileVisitResult.TERMINATE;
                    }

                    return FileVisitResult.CONTINUE;
                }

                @Override
                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {

                    if (attrs.isDirectory()) {
                        return FileVisitResult.SKIP_SUBTREE;
                    }

                    if (processStopper.getAsBoolean()) {
                        return FileVisitResult.TERMINATE;
                    }

                    if (!processCondition.getPathFilter().accept(file, attrs)) {
                        return FileVisitResult.SKIP_SUBTREE;
                    }

                    Path rootRelativeSubPath = processCondition.getSrcRootPath().relativize(file.getParent());

                    ImageMetadata imageMetadata = getImageMetadata(file);

                    Date baseDate;
                    if (processCondition.isChangeFileCreationDate()
                            || processCondition.isChangeFileModifiedDate()
                            || processCondition.isChangeFileAccessDate()
                            || processCondition.isChangeExifDate()) {
                        baseDate = getBaseDate(processCondition, file, attrs, imageMetadata);
                    } else {
                        baseDate = null;
                    }

                    String destSubPathname = processCondition.getDestSubPathFormat().format(varName -> {
                        try {
                            switch (varName) {
                            case "Now":
                                return new Date();
                            case "ParentSubPath":
                                return rootRelativeSubPath.toString();
                            case "FileName":
                                return file.getFileName().toString();
                            case "BaseName":
                                return FileUtilz.getBaseName(file.getFileName().toString());
                            case "Extension":
                                return FileUtilz.getExt(file.getFileName().toString());
                            case "Size":
                                return Long.valueOf(Files.size(file));
                            case "CreationDate":
                                return (processCondition.isChangeFileCreationDate()) ? baseDate
                                        : new Date(attrs.creationTime().toMillis());
                            case "ModifiedDate":
                                return (processCondition.isChangeFileModifiedDate()) ? baseDate
                                        : new Date(attrs.lastModifiedTime().toMillis());
                            case "AccessDate":
                                return (processCondition.isChangeFileAccessDate()) ? baseDate
                                        : new Date(attrs.lastAccessTime().toMillis());
                            case "PhotoTakenDate":
                                return (processCondition.isChangeExifDate()) ? baseDate
                                        : getPhotoTakenDate(file, imageMetadata);
                            case "Width":
                                return getEXIFIntValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_EXIF_IMAGE_WIDTH);
                            case "Height":
                                return getEXIFIntValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_EXIF_IMAGE_LENGTH);
                            case "FNumber":
                                return getEXIFDoubleValue(imageMetadata, ExifTagConstants.EXIF_TAG_FNUMBER);
                            case "Aperture":
                                return getEXIFDoubleValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_APERTURE_VALUE);
                            case "MaxAperture":
                                return getEXIFDoubleValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_MAX_APERTURE_VALUE);
                            case "ISO":
                                return getEXIFIntValue(imageMetadata, ExifTagConstants.EXIF_TAG_ISO);
                            case "FocalLength":
                                return getEXIFDoubleValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_FOCAL_LENGTH); // ?
                            case "FocalLength35mm":
                                return getEXIFDoubleValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_FOCAL_LENGTH_IN_35MM_FORMAT);
                            case "ShutterSpeed":
                                return getEXIFDoubleValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_SHUTTER_SPEED_VALUE);
                            case "Exposure":
                                return getEXIFStringValue(imageMetadata, ExifTagConstants.EXIF_TAG_EXPOSURE); // 
                            case "ExposureTime":
                                return getEXIFDoubleValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_EXPOSURE_TIME); // 
                            case "ExposureMode":
                                return getEXIFIntValue(imageMetadata, ExifTagConstants.EXIF_TAG_EXPOSURE_MODE);
                            case "ExposureProgram":
                                return getEXIFIntValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_EXPOSURE_PROGRAM);
                            case "Brightness":
                                return getEXIFDoubleValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_BRIGHTNESS_VALUE);
                            case "WhiteBalance":
                                return getEXIFIntValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_WHITE_BALANCE_1);
                            case "LightSource":
                                return getEXIFIntValue(imageMetadata, ExifTagConstants.EXIF_TAG_LIGHT_SOURCE);
                            case "Lens":
                                return getEXIFStringValue(imageMetadata, ExifTagConstants.EXIF_TAG_LENS);
                            case "LensMake":
                                return getEXIFStringValue(imageMetadata, ExifTagConstants.EXIF_TAG_LENS_MAKE);
                            case "LensModel":
                                return getEXIFStringValue(imageMetadata, ExifTagConstants.EXIF_TAG_LENS_MODEL);
                            case "LensSerialNumber":
                                return getEXIFStringValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_LENS_SERIAL_NUMBER);
                            case "Make":
                                return getEXIFStringValue(imageMetadata, TiffTagConstants.TIFF_TAG_MAKE);
                            case "Model":
                                return getEXIFStringValue(imageMetadata, TiffTagConstants.TIFF_TAG_MODEL);
                            case "SerialNumber":
                                return getEXIFStringValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_SERIAL_NUMBER);
                            case "Software":
                                return getEXIFStringValue(imageMetadata, ExifTagConstants.EXIF_TAG_SOFTWARE);
                            case "ProcessingSoftware":
                                return getEXIFStringValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_PROCESSING_SOFTWARE);
                            case "OwnerName":
                                return getEXIFStringValue(imageMetadata, ExifTagConstants.EXIF_TAG_OWNER_NAME);
                            case "CameraOwnerName":
                                return getEXIFStringValue(imageMetadata,
                                        ExifTagConstants.EXIF_TAG_CAMERA_OWNER_NAME);
                            case "GPSLat":
                                return getEXIFGpsLat(imageMetadata);
                            case "GPSLatDeg":
                                return getEXIFDoubleValue(imageMetadata, GpsTagConstants.GPS_TAG_GPS_LATITUDE,
                                        0);
                            case "GPSLatMin":
                                return getEXIFDoubleValue(imageMetadata, GpsTagConstants.GPS_TAG_GPS_LATITUDE,
                                        1);
                            case "GPSLatSec":
                                return getEXIFDoubleValue(imageMetadata, GpsTagConstants.GPS_TAG_GPS_LATITUDE,
                                        2);
                            case "GPSLatRef":
                                return getEXIFStringValue(imageMetadata,
                                        GpsTagConstants.GPS_TAG_GPS_LATITUDE_REF);
                            case "GPSLon":
                                return getEXIFGpsLon(imageMetadata);
                            case "GPSLonDeg":
                                return getEXIFDoubleValue(imageMetadata, GpsTagConstants.GPS_TAG_GPS_LONGITUDE,
                                        0);
                            case "GPSLonMin":
                                return getEXIFDoubleValue(imageMetadata, GpsTagConstants.GPS_TAG_GPS_LONGITUDE,
                                        1);
                            case "GPSLonSec":
                                return getEXIFDoubleValue(imageMetadata, GpsTagConstants.GPS_TAG_GPS_LONGITUDE,
                                        2);
                            case "GPSLonRef":
                                return getEXIFStringValue(imageMetadata,
                                        GpsTagConstants.GPS_TAG_GPS_LONGITUDE_REF);
                            case "GPSAlt":
                                return getEXIFDoubleValue(imageMetadata, GpsTagConstants.GPS_TAG_GPS_ALTITUDE);
                            case "GPSAltRef":
                                return getEXIFIntValue(imageMetadata, GpsTagConstants.GPS_TAG_GPS_ALTITUDE_REF);
                            default:
                                throw new PictoInvalidDestinationPathException(Messages
                                        .getString("message.warn.invalid.destSubPath.varName", varName));
                            }
                        } catch (PictoException e) {
                            throw e;
                        } catch (Exception e) {
                            throw new PictoInvalidDestinationPathException(
                                    Messages.getString("message.warn.invalid.destSubPath.pattern"), e);
                        }
                    });

                    Path destSubPath = processCondition.getDestRootPath().resolve(destSubPathname).normalize();

                    if (!destSubPath.startsWith(processCondition.getDestRootPath())) {
                        throw new PictoInvalidDestinationPathException(
                                Messages.getString("message.warn.invalid.destination.path", destSubPath));
                    }

                    ProcessData processData = new ProcessData();
                    processData.setSrcPath(file);
                    processData.setSrcFileAttributes(attrs);
                    processData.setDestPath(destSubPath);
                    processData.setBaseDate(baseDate);

                    processDataSetter.accept(processData);

                    return FileVisitResult.CONTINUE;
                }
            });
}

From source file:com.amazonaws.codepipeline.jenkinsplugin.CompressionTools.java

public static List<File> addFilesToCompress(final Path pathToCompress, final BuildListener listener)
        throws IOException {
    final List<File> files = new ArrayList<>();

    if (pathToCompress != null) {
        Files.walkFileTree(pathToCompress, EnumSet.of(FileVisitOption.FOLLOW_LINKS), Integer.MAX_VALUE,
                new SimpleFileVisitor<Path>() {
                    @Override//from   w w  w  .jav  a2s  . com
                    public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs)
                            throws IOException {
                        files.add(file.toFile());
                        return FileVisitResult.CONTINUE;
                    }

                    @Override
                    public FileVisitResult visitFileFailed(final Path file, final IOException e)
                            throws IOException {
                        if (e != null) {
                            LoggingHelper.log(listener, "Failed to visit file '%s'. Error: %s.",
                                    file.toString(), e.getMessage());
                            LoggingHelper.log(listener, e);
                            throw e;
                        }
                        return FileVisitResult.CONTINUE;
                    }
                });
    }

    return files;
}

From source file:de.ingrid.interfaces.csw.cache.AbstractFileCache.java

/**
 * Get document ids from a directory and all sub directories
 * /*  ww w .  ja va  2  s  .  c o m*/
 * @param directory
 *            The start directory
 * @return Set
 */
protected Set<Serializable> getDocumentIds(File directory) {
    Set<Serializable> documentIds = new HashSet<Serializable>();

    EnumSet<FileVisitOption> opts = EnumSet.of(FileVisitOption.FOLLOW_LINKS);
    CacheFileLister cfl = new CacheFileLister(documentIds);
    try {
        Files.walkFileTree(directory.toPath(), opts, Integer.MAX_VALUE, cfl);
    } catch (IOException e) {
        log.error("Error getting document IDs from cache.");
    }

    return documentIds;
}

From source file:com.google.devtools.build.android.PackedResourceTarExpander.java

private void copyRemainingResources(final Path resourcePath, final Path packedResources) throws IOException {
    Files.walkFileTree(resourcePath, ImmutableSet.of(FileVisitOption.FOLLOW_LINKS), Integer.MAX_VALUE,
            new ConditionallyLinkingVisitor(packedResources, out, workingDirectory));
}

From source file:com.mesosphere.dcos.cassandra.executor.tasks.RestoreSnapshot.java

@Override
public void run() {
    try {/*from   ww w.  j  av a2  s. co m*/
        // Send TASK_RUNNING
        sendStatus(driver, Protos.TaskState.TASK_RUNNING, "Started restoring snapshot");

        if (Objects.equals(context.getRestoreType(), new String("new"))) {
            final String keyspaceDirectory = context.getLocalLocation() + File.separator + context.getName()
                    + File.separator + context.getNodeId();

            final String ssTableLoaderBinary = CassandraPaths.create(version).bin().resolve("sstableloader")
                    .toString();
            final String cassandraYaml = CassandraPaths.create(version).cassandraConfig().toString();

            final File keyspacesDirectory = new File(keyspaceDirectory);
            LOGGER.info("Keyspace Directory {} exists: {}", keyspaceDirectory, keyspacesDirectory.exists());

            final File[] keyspaces = keyspacesDirectory.listFiles();

            String libProcessAddress = System.getenv("LIBPROCESS_IP");
            libProcessAddress = StringUtils.isBlank(libProcessAddress)
                    ? InetAddress.getLocalHost().getHostAddress()
                    : libProcessAddress;

            for (File keyspace : keyspaces) {
                final File[] columnFamilies = keyspace.listFiles();

                final String keyspaceName = keyspace.getName();
                if (keyspaceName.equals(StorageUtil.SCHEMA_FILE))
                    continue;
                LOGGER.info("Going to bulk load keyspace: {}", keyspaceName);

                for (File columnFamily : columnFamilies) {
                    final String columnFamilyName = columnFamily.getName();
                    if (columnFamilyName.equals(StorageUtil.SCHEMA_FILE))
                        continue;
                    LOGGER.info("Bulk loading... keyspace: {} column family: {}", keyspaceName,
                            columnFamilyName);

                    final String columnFamilyPath = columnFamily.getAbsolutePath();
                    final List<String> command = Arrays.asList(ssTableLoaderBinary, "-d", libProcessAddress,
                            "-u", context.getUsername(), "-pw", context.getPassword(), "-f", cassandraYaml,
                            columnFamilyPath);
                    LOGGER.info("Executing command: {}", command);

                    final ProcessBuilder processBuilder = new ProcessBuilder(command);
                    processBuilder.redirectErrorStream(true);
                    Process process = processBuilder.start();

                    BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
                    String line;
                    while ((line = reader.readLine()) != null) {
                        LOGGER.info(line);
                    }

                    int exitCode = process.waitFor();
                    LOGGER.info("Command exit code: {}", exitCode);

                    // Send TASK_ERROR
                    if (exitCode != 0) {
                        final String errMessage = String.format("Error restoring snapshot. Exit code: %s",
                                (exitCode + ""));
                        LOGGER.error(errMessage);
                        sendStatus(driver, Protos.TaskState.TASK_ERROR, errMessage);
                    }

                    LOGGER.info("Done bulk loading! keyspace: {} column family: {}", keyspaceName,
                            columnFamilyName);
                }
                LOGGER.info("Successfully bulk loaded keyspace: {}", keyspaceName);
            }
            // cleanup downloaded snapshot directory recursively.
            Path rootPath = Paths.get(context.getLocalLocation() + File.separator + context.getName());
            if (rootPath.toFile().exists()) {
                Files.walk(rootPath, FileVisitOption.FOLLOW_LINKS).sorted(Comparator.reverseOrder())
                        .map(Path::toFile).forEach(File::delete);
            }
        } else {
            // run nodetool refresh rather than SSTableLoader, as on performance test
            // I/O stream was pretty slow between mesos container processes
            final String localLocation = context.getLocalLocation();
            final List<String> keyspaces = cassandra.getNonSystemKeySpaces();
            for (String keyspace : keyspaces) {
                final String keySpaceDirPath = localLocation + "/" + keyspace;
                File keySpaceDir = new File(keySpaceDirPath);
                File[] cfNames = keySpaceDir
                        .listFiles((current, name) -> new File(current, name).isDirectory());
                for (File cfName : cfNames) {
                    String columnFamily = cfName.getName().substring(0, cfName.getName().indexOf("-"));
                    cassandra.getProbe().loadNewSSTables(keyspace, columnFamily);
                    LOGGER.info("Completed nodetool refresh for keyspace {} & columnfamily {}", keyspace,
                            columnFamily);
                }
            }
        }

        final String message = "Finished restoring snapshot";
        LOGGER.info(message);
        sendStatus(driver, Protos.TaskState.TASK_FINISHED, message);
    } catch (Throwable t) {
        // Send TASK_FAILED
        final String errorMessage = "Failed restoring snapshot. Reason: " + t;
        LOGGER.error(errorMessage, t);
        sendStatus(driver, Protos.TaskState.TASK_FAILED, errorMessage);
    }
}

From source file:com.eqbridges.vertx.VerticleModuleMojo.java

private void copyFiles(File fromDir, File verticleFolder) throws MojoExecutionException {
    Path from = Paths.get(fromDir.toURI());
    Path to = Paths.get(verticleFolder.toURI());
    try {/*from ww  w  .  j a  v  a 2s . c  om*/
        Files.walkFileTree(from, EnumSet.of(FileVisitOption.FOLLOW_LINKS), Integer.MAX_VALUE,
                new CopyDirVisitor(from, to, getLog()));
    } catch (IOException e) {
        throw new MojoExecutionException("unable to copy classes to verticleFolder", e);
    }
}

From source file:de.interactive_instruments.etf.testrunner.basex.BasexDbPartitioner.java

/**
 * Calculate single db chunk size./*from w w w  .  ja  va2s  .c o m*/
 *
 * @return long chunk size
 *
 * @throws IOException I/O error in visitor method
 */
private long getMaxChunkSize() throws IOException {
    // Calculate db chunk size
    DirSizeVisitor dbSizeVisitor = new DirSizeVisitor(filter);
    Files.walkFileTree(dbDir, EnumSet.of(FileVisitOption.FOLLOW_LINKS), MAX_DIR_DEPTH, dbSizeVisitor);
    final long chunkSize = dbSizeVisitor.getSize() / maxDbSizeSizePerChunk
            + (dbSizeVisitor.getSize() % maxDbSizeSizePerChunk == 0 ? 0 : 1);
    return dbSizeVisitor.getSize() / chunkSize + 1;
}

From source file:dk.dma.dmiweather.service.FTPLoader.java

private static void deleteRecursively(File lastTempDir) throws IOException {
    Path rootPath = lastTempDir.toPath();
    //noinspection ResultOfMethodCallIgnored
    Files.walk(rootPath, FileVisitOption.FOLLOW_LINKS).sorted(Comparator.reverseOrder()) // flips the tree so leefs are deleted first
            .map(Path::toFile).peek(f -> log.debug("deleting file " + f.getAbsolutePath()))
            .forEach(File::delete);

}

From source file:it.greenvulcano.configuration.BaseConfigurationManager.java

@Override
public void deploy(String name) throws XMLConfigException, FileNotFoundException {

    Path configurationArchivePath = getConfigurationPath(name);

    Path current = Paths.get(XMLConfig.getBaseConfigPath());
    Path staging = current.getParent().resolve("deploy");
    Path destination = current.getParent().resolve(name);

    if (LOCK.tryLock()) {

        if (Files.exists(configurationArchivePath) && !Files.isDirectory(configurationArchivePath)) {

            try {

                ZipInputStream configurationArchive = new ZipInputStream(
                        Files.newInputStream(configurationArchivePath, StandardOpenOption.READ));

                LOG.debug("Starting deploy of configuration " + name);
                ZipEntry zipEntry = null;

                for (Path cfgFile : Files.walk(current).collect(Collectors.toSet())) {

                    if (!Files.isDirectory(cfgFile)) {

                        Path target = staging.resolve(current.relativize(cfgFile));
                        Files.createDirectories(target);

                        Files.copy(cfgFile, target, StandardCopyOption.REPLACE_EXISTING);
                    }/*from w w w .ja va  2 s. c o  m*/

                }

                LOG.debug("Staging new config " + name);

                while ((zipEntry = configurationArchive.getNextEntry()) != null) {

                    Path entryPath = staging.resolve(zipEntry.getName());

                    LOG.debug("Adding resource: " + entryPath);
                    if (zipEntry.isDirectory()) {
                        entryPath.toFile().mkdirs();
                    } else {

                        Path parent = entryPath.getParent();
                        if (!Files.exists(parent)) {
                            Files.createDirectories(parent);
                        }

                        Files.copy(configurationArchive, entryPath, StandardCopyOption.REPLACE_EXISTING);
                    }

                }

                //**** Deleting old config dir
                LOG.debug("Removing old config: " + current);
                Files.walk(current, FileVisitOption.FOLLOW_LINKS).sorted(Comparator.reverseOrder())
                        .map(java.nio.file.Path::toFile).forEach(File::delete);

                LOG.debug("Deploy new config " + name + " in path " + destination);
                Files.move(staging, destination, StandardCopyOption.ATOMIC_MOVE);

                setXMLConfigBasePath(destination.toString());
                LOG.debug("Deploy complete");
                deployListeners.forEach(l -> l.onDeploy(destination));

            } catch (Exception e) {

                if (Objects.nonNull(staging) && Files.exists(staging)) {
                    LOG.error("Deploy failed, rollback to previous configuration", e);
                    try {
                        Files.walk(staging, FileVisitOption.FOLLOW_LINKS).sorted(Comparator.reverseOrder())
                                .map(java.nio.file.Path::toFile).forEach(File::delete);

                        setXMLConfigBasePath(current.toString());
                    } catch (IOException | InvalidSyntaxException rollbackException) {
                        LOG.error("Failed to delete old configuration", e);
                    }
                } else {
                    LOG.error("Deploy failed", e);
                }

                throw new XMLConfigException("Deploy failed", e);
            } finally {
                LOCK.unlock();
            }
        } else {
            throw new FileNotFoundException(configurationArchivePath.toString());
        }
    } else {
        throw new IllegalStateException("A deploy is already in progress");
    }

}

From source file:de.interactive_instruments.etf.testrunner.basex.BasexDbPartitioner.java

/**
 * Creates all databases.//from  www  . ja  va  2s .co m
 *
 * @throws IOException          I/O error in visitor method
 * @throws InterruptedException thread is interrupted
 */
public void createDatabases() throws IOException, InterruptedException {
    final long maxChunkSize = getMaxChunkSize();
    // Create databases
    FileVisitor<Path> basexPartitioner = new BasexFileVisitorPartitioner(maxChunkSize);
    Files.walkFileTree(dbDir, EnumSet.of(FileVisitOption.FOLLOW_LINKS), MAX_DIR_DEPTH, basexPartitioner);
    if (Thread.currentThread().isInterrupted()) {
        throw new InterruptedException();
    }
    logger.info("Added " + fileCount + " files (" + FileUtils.byteCountToDisplaySize(size) + ") to "
            + getDbCount() + " database(s) ");
    logger.info("Optimizing database " + dbBaseName + "-0");
    flushAndOptimize(ctx);
    new Open(dbBaseName + "-0").execute(ctx);
    new Close().execute(ctx);
    ctx.close();
    logger.info("Import completed");

}