Example usage for java.nio.file Files newDirectoryStream

List of usage examples for java.nio.file Files newDirectoryStream

  1. HOME
  2. Java
  3. java
  4. java.nio.file.*
  5. Files
  6. newDirectoryStream

Introduction

In this page you can find the example usage for java.nio.file Files newDirectoryStream.

Prototype

public static DirectoryStream<Path> newDirectoryStream(Path dir) throws IOException

Source Link

Document

Opens a directory, returning a DirectoryStream to iterate over all entries in the directory.

Usage

From source file:org.sonar.plugins.spcaf.SpcafSensor.java

private void addTree(Path file, Collection<Path> all) {
    try (DirectoryStream<Path> ds = Files.newDirectoryStream(file)) {
        for (Path child : ds) {
            if (folderExclusions.contains(file.getFileName().toString())) {
                continue;
            }/*from  www . j  a v  a2  s . co  m*/
            all.add(child);
            if (Files.isDirectory(child)) {
                addTree(child, all);
            }
        }
    } catch (IOException ex) {
        LOG.info("SPCAF: IO Exception occured while attempted to read file: " + ex.getMessage());
    }
}

From source file:org.apache.storm.daemon.supervisor.AdvancedFSOps.java

public DirectoryStream<Path> newDirectoryStream(Path dir) throws IOException {
    return Files.newDirectoryStream(dir);
}

From source file:org.openecomp.sdnc.uebclient.SdncUebCallback.java

public void deployDownloadedFiles(File incomingDir, File archiveDir, INotificationData data) {

    if (incomingDir == null) {
        incomingDir = new File(config.getIncomingDir());

        if (!incomingDir.exists()) {
            incomingDir.mkdirs();/*from   ww w.ja  va  2  s  .  c om*/
        }

    }

    if (archiveDir == null) {
        archiveDir = new File(config.getArchiveDir());

        if (!archiveDir.exists()) {
            archiveDir.mkdirs();
        }
    }

    String curFileName = "";
    try (DirectoryStream<Path> stream = Files.newDirectoryStream(incomingDir.toPath())) {
        for (Path file : stream) {
            curFileName = file.toString();
            handleSuccessfulDownload(null, null, null, null, file.toFile(), archiveDir);
        }
    } catch (Exception x) {
        // IOException can never be thrown by the iteration.
        // In this snippet, it can only be thrown by newDirectoryStream.
        LOG.warn("Cannot process spool file " + curFileName, x);
    }

    // Deploy scheduled deployments
    int numPasses = config.getMaxPasses();

    deployList = new LinkedList[numPasses];

    for (int i = 0; i < numPasses; i++) {
        deployList[i] = new LinkedList<DeployableArtifact>();
    }
    for (int pass = 0; pass < config.getMaxPasses(); pass++) {

        if (deployList[pass] != null) {
            while (!deployList[pass].isEmpty()) {
                DeployableArtifact artifact = deployList[pass].pop();

                DistributionStatusEnum deployResult = DistributionStatusEnum.DEPLOY_ERROR;

                try {

                    deployResult = deploySpoolFile(artifact);
                } catch (Exception e) {
                    LOG.error("Caught exception trying to deploy file", e);
                }

                IArtifactInfo artifactInfo = artifact.getArtifactInfo();

                if ((artifactInfo != null) && (data != null)) {
                    IDistributionClientResult deploymentStatus;
                    deploymentStatus = client
                            .sendDeploymentStatus(buildStatusMessage(client, data, artifactInfo, deployResult));
                }

            }
        }
    }
}

From source file:company.gonapps.loghut.dao.PostDao.java

public List<String> getYears() throws IOException {
    List<String> years = new LinkedList<>();

    rrwl.readLock().lock();//w w w  .  j  a va  2s .c  o  m
    try (DirectoryStream<Path> ds = Files
            .newDirectoryStream(Paths.get(settingDao.getSetting("posts.directory")))) {
        for (Path path : ds) {
            Matcher matcher = postYearPattern.matcher(path.toString());
            if (matcher.find() && Files.isDirectory(path))
                years.add(matcher.group(1));
        }
    } finally {
        rrwl.readLock().unlock();
    }

    Collections.sort(years, new YearComparator());
    return years;
}

From source file:org.bigbluebutton.api.RecordingService.java

private static List<File> getDirectories(String path) {
    List<File> files = new ArrayList<File>();
    try {/*from   w  w w  .java 2 s . c o m*/
        DirectoryStream<Path> stream = Files.newDirectoryStream(FileSystems.getDefault().getPath(path));
        Iterator<Path> iter = stream.iterator();
        while (iter.hasNext()) {
            Path next = iter.next();
            files.add(next.toFile());
        }
        stream.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return files;
}

From source file:company.gonapps.loghut.dao.PostDao.java

public List<String> getMonths(int year) throws IOException {
    List<String> months = new LinkedList<>();

    rrwl.readLock().lock();//ww  w . ja v  a  2s  . c om
    try (DirectoryStream<Path> ds = Files.newDirectoryStream(
            Paths.get(settingDao.getSetting("posts.directory") + "/" + String.format("%04d", year)))) {

        for (Path path : ds) {
            Matcher matcher = postMonthPattern.matcher(path.toString());
            if (matcher.find() && Files.isDirectory(path))
                months.add(matcher.group(1));
        }
    }
    rrwl.readLock().unlock();

    Collections.sort(months, new MonthComparator());

    return months;
}

From source file:org.carcv.impl.core.io.FFMPEGVideoHandlerIT.java

@Test
public void testCreateVideoInternal() throws IOException, InterruptedException {
    FFMPEGVideoHandler.copyCarImagesToDir(entry.getCarImages(), videoDir);

    DirectoryStream<Path> testpaths = Files.newDirectoryStream(videoDir);
    int counterTest = 0;
    for (Path p : testpaths) {
        assertTrue(Files.exists(p));
        counterTest++;/*w  w w .j a  va2  s .c  o m*/
    }
    assertEquals(2, counterTest);

    DirectoryStream<Path> paths = Files.newDirectoryStream(videoDir);
    String imageSuffix = ".invalid";
    for (Path p : paths) {
        imageSuffix = FFMPEGVideoHandler.getSuffix(p);
        if (imageSuffix != null)
            break;
    }

    Path output = Paths.get("/tmp",
            "video-" + new Random().nextInt() + "-" + System.currentTimeMillis() + "." + "mjpeg");

    String command = "ffmpeg -y -f image2 -pattern_type glob -i \"" + videoDir.toAbsolutePath().toString()
            + File.separator + "*." + imageSuffix + "\" -r " + 2 + " " + output.toAbsolutePath().toString();

    LOGGER.info("Executing: " + command);
    Process p = Runtime.getRuntime().exec(command);
    LOGGER.debug(getErrorMessage(p.getErrorStream()));

    LOGGER.debug("Return value: {}", p.waitFor());

    assertTrue(Files.exists(output));
    LOGGER.debug("Path of created video: {}", output);
}

From source file:de.huberlin.wbi.cuneiform.core.cre.LocalThread.java

public static void deleteIfExists(Path f) throws IOException {

    if (!Files.exists(f, LinkOption.NOFOLLOW_LINKS))
        return;//from  www. ja v  a  2 s  .c  om

    if (Files.isDirectory(f))
        try (DirectoryStream<Path> stream = Files.newDirectoryStream(f)) {
            for (Path p : stream)
                deleteIfExists(p);
        }

    Files.delete(f);
}

From source file:com.lukakama.serviio.watchservice.watcher.WatcherRunnable.java

private boolean isPathFullyAccessible(Path path) {
    if (!Files.exists(path)) {
        return false;
    }/*  w w w.  ja v  a2  s .com*/

    if (Files.isDirectory(path)) {
        DirectoryStream<Path> directoryStream = null;
        try {
            directoryStream = Files.newDirectoryStream(path);

            return true;
        } catch (IOException e) {
            log.debug("Unaccessible directory: {}", path, e);
            return false;
        } finally {
            IOUtils.closeQuietly(directoryStream);
        }

    } else {
        FileChannel fileChannel = null;
        try {
            fileChannel = FileChannel.open(path, StandardOpenOption.READ);
            fileChannel.position(Files.size(path));

            return true;
        } catch (IOException e) {
            log.debug("Unaccessible file: {}", path, e);
            return false;
        } finally {
            IOUtils.closeQuietly(fileChannel);
        }
    }
}

From source file:org.apache.taverna.robundle.TestBundles.java

protected boolean isEmpty(Path path) throws IOException {
    try (DirectoryStream<Path> ds = Files.newDirectoryStream(path)) {
        return !ds.iterator().hasNext();
    }//from  www. j ava 2 s.  com
}