Example usage for java.nio.file FileSystems getDefault

List of usage examples for java.nio.file FileSystems getDefault

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Introduction

In this page you can find the example usage for java.nio.file FileSystems getDefault.

Prototype

public static FileSystem getDefault()

Source Link

Document

Returns the default FileSystem .

Usage

From source file:MyWatch.java

public void watchRNDir(Path path) throws IOException, InterruptedException {
    try (WatchService watchService = FileSystems.getDefault().newWatchService()) {
        path.register(watchService, StandardWatchEventKinds.ENTRY_CREATE, StandardWatchEventKinds.ENTRY_MODIFY,
                StandardWatchEventKinds.ENTRY_DELETE);

        while (true) {
            // retrieve and remove the next watch key
            final WatchKey key = watchService.take();

            for (WatchEvent<?> watchEvent : key.pollEvents()) {
                final Kind<?> kind = watchEvent.kind();
                if (kind == StandardWatchEventKinds.OVERFLOW) {
                    continue;
                }//from w  ww.  j  ava 2  s  .c om
                final WatchEvent<Path> watchEventPath = (WatchEvent<Path>) watchEvent;
                final Path filename = watchEventPath.context();
                System.out.println(kind + " -> " + filename);
            }

            boolean valid = key.reset();

            if (!valid) {
                break;
            }
        }
    }
}

From source file:org.lambdamatic.mongodb.apt.testutil.FileAssertion.java

public static FileAssertion assertThat(final String first, String... more)
        throws FileNotFoundException, IOException {
    final File file = FileSystems.getDefault().getPath(first, more).toFile();
    return new FileAssertion(file);
}

From source file:org.apache.druid.query.aggregation.datasketches.hll.GenerateTestData.java

private static void generateSketches() throws Exception {
    int lgK = 12;
    String date = "20170101";
    Path rawPath = FileSystems.getDefault().getPath("hll_raw.tsv");
    Path sketchPath = FileSystems.getDefault().getPath("hll_sketches.tsv");
    try (BufferedWriter out1 = Files.newBufferedWriter(rawPath, StandardCharsets.UTF_8)) {
        try (BufferedWriter out2 = Files.newBufferedWriter(sketchPath, StandardCharsets.UTF_8)) {
            Random rand = ThreadLocalRandom.current();
            int key = 0;
            for (int i = 0; i < 100; i++) {
                HllSketch sketch = new HllSketch(lgK);
                String dimension = Integer.toString(rand.nextInt(10) + 1);
                writeRawRecord(out1, date, dimension, key);
                sketch.update(key++);//from  w  w w  . j ava 2  s . co  m
                writeRawRecord(out1, date, dimension, key);
                sketch.update(key++);
                writeSketchRecord(out2, date, dimension, sketch);
            }
        }
    }
}

From source file:us.colloquy.util.EpubExtractor.java

public static void getURIForAllLetters(Set<DocumentPointer> uriList, String letterDirectory,
        boolean useOnlyNumber) {

    Path pathToLetters = FileSystems.getDefault().getPath(letterDirectory);

    List<Path> results = new ArrayList<>();

    int maxDepth = 6;

    try (Stream<Path> stream = Files.find(pathToLetters, maxDepth,
            (path, attr) -> String.valueOf(path).endsWith(".ncx"))) {
        stream.forEach(results::add);//w ww  .  ja  v a2  s.  co  m

        //            String joined = stream
        //                    .sorted()
        //                    .map(String::valueOf)
        //                    .collect(Collectors.joining("; "));
        //
        //            System.out.println("\nFound: " + joined);

    } catch (IOException e) {
        e.printStackTrace();
    }

    System.out.println("files: " + results.size());

    try {

        for (Path res : results) {
            Path parent = res.getParent();

            //                System.out.println("---------------------------------------------");
            //                System.out.println(parent.toString());
            //use jsoup to list all files that contain something useful
            Document doc = Jsoup.parse(res.toFile(), "UTF-8");

            String title = "";

            for (Element element : doc.getElementsByTag("docTitle")) {
                //Letter letter = new Letter();

                // StringBuilder content = new StringBuilder();

                for (Element child : element.children()) {
                    title = child.text();
                    // System.out.println("Title: " + title);
                }
            }

            for (Element element : doc.getElementsByTag("avantitul")) {

                for (Element child : element.children()) {
                    String label = child.text();

                    if (StringUtils.isNotEmpty(label)) {
                        if (label.matches(
                                "  ? ? .*")) {
                            System.out.println("------------------   " + label);
                        }
                    }
                }

            }

            for (Element element : doc.getElementsByTag("navPoint")) {
                //Letter letter = new Letter();

                // StringBuilder content = new StringBuilder();

                for (Element child : element.children()) {
                    String label = child.text();

                    if (StringUtils.isNotEmpty(label)) {
                        if (label.matches("?")) {
                            System.out.println("------------------ " + "?" + " -------------------");

                        } else if (label.contains(" ?")) {
                            break;
                        }

                        String url = child.getElementsByTag("content").attr("src");

                        if (label.matches(".*\\d{1,3}.*[?--?A-Za-z]+.*") && StringUtils.isNotEmpty(url)) {
                            DocumentPointer documentPointer = new DocumentPointer(
                                    parent.toString() + File.separator + url.replaceAll("#.*", ""), title);

                            uriList.add(documentPointer);
                            //                                System.out.println("nav point: " + label + " src " + parent.toString()
                            //                                        + System.lineSeparator() + url.replaceAll("#.*",""));

                        } else if (label.matches(".*\\d{1,3}.*") && StringUtils.isNotEmpty(url)
                                && useOnlyNumber) {
                            DocumentPointer documentPointer = new DocumentPointer(
                                    parent.toString() + File.separator + url.replaceAll("#.*", ""), title);

                            uriList.add(documentPointer);
                            //                                System.out.println("nav point: " + label + " src " + parent.toString()
                            //                                        + System.lineSeparator() + url.replaceAll("#.*",""));

                        } else {
                            // System.out.println("nav point: " + label + " src " + child.getElementsByTag("content").attr("src"));
                        }

                    }
                }
            }

        }
    } catch (Exception e) {
        e.printStackTrace();
    }

    //        System.out.println("Size: " + uriList.size());

    //        for (DocumentPointer pointer : uriList)
    //        {
    //            //parse and
    //            System.out.println(pointer.getSourse() + "\t" + pointer.getUri());
    //        }
}

From source file:io.druid.query.aggregation.datasketches.tuple.GenerateTestData.java

private static void generateSketches() throws Exception {
    Path path = FileSystems.getDefault().getPath("array_of_doubles_sketch_data.tsv");
    try (BufferedWriter out = Files.newBufferedWriter(path, StandardCharsets.UTF_8)) {
        Random rand = new Random();
        int key = 0;
        for (int i = 0; i < 20; i++) {
            ArrayOfDoublesUpdatableSketch sketch = new ArrayOfDoublesUpdatableSketchBuilder()
                    .setNominalEntries(1024).build();
            sketch.update(key++, new double[] { 1 });
            sketch.update(key++, new double[] { 1 });
            out.write("2015010101");
            out.write('\t');
            out.write("product_" + (rand.nextInt(10) + 1));
            out.write('\t');
            out.write(Base64.encodeBase64String(sketch.compact().toByteArray()));
            out.newLine();//from ww w .j a v  a2  s  .  co m
        }
    }
}

From source file:org.apache.druid.query.aggregation.datasketches.tuple.GenerateTestData.java

private static void generateSketches() throws Exception {
    Path path = FileSystems.getDefault().getPath("array_of_doubles_sketch_data.tsv");
    try (BufferedWriter out = Files.newBufferedWriter(path, StandardCharsets.UTF_8)) {
        Random rand = ThreadLocalRandom.current();
        int key = 0;
        for (int i = 0; i < 20; i++) {
            ArrayOfDoublesUpdatableSketch sketch = new ArrayOfDoublesUpdatableSketchBuilder()
                    .setNominalEntries(1024).build();
            sketch.update(key++, new double[] { 1 });
            sketch.update(key++, new double[] { 1 });
            out.write("2015010101");
            out.write('\t');
            out.write("product_" + (rand.nextInt(10) + 1));
            out.write('\t');
            out.write(Base64.encodeBase64String(sketch.compact().toByteArray()));
            out.newLine();//from   w ww . jav  a2 s  .c  om
        }
    }
}

From source file:com.elemenopy.backupcopy.config.BackupConfig.java

public static BackupConfig loadDefault() {
    logger.info("Looking for {} at root of classpath...", DEFAULT_CONFIG_FILE);
    BackupConfig config = loadFromClasspath(DEFAULT_CONFIG_FILE);
    if (config == null) {
        File home = FileSystems.getDefault().getPath(System.getProperty("user.home"), ".backupCopy").toFile();
        logger.info("Config not found in classpath. Looking in {}...", home.getAbsolutePath());
        config = loadFromFileSystem(new File(home, DEFAULT_CONFIG_FILE).getAbsolutePath());
    }//www.  ja v  a2s  . c  o m
    if (config == null) {
        File workingDir = new File(System.getProperty("user.dir"));
        logger.info("Config not found in user home. Looking in {}...", workingDir.getAbsolutePath());
        config = loadFromFileSystem(new File(workingDir, DEFAULT_CONFIG_FILE).getAbsolutePath());
    }
    if (config == null)
        logger.warn("Config file {} not found at classpath root, working dir, or in user home directory.",
                DEFAULT_CONFIG_FILE);
    return config;
}

From source file:SecurityWatch.java

public void watchVideoCamera(Path path) throws IOException, InterruptedException {

    watchService = FileSystems.getDefault().newWatchService();
    register(path, StandardWatchEventKinds.ENTRY_CREATE);

    OUTERMOST: while (true) {

        final WatchKey key = watchService.poll(11, TimeUnit.SECONDS);

        if (key == null) {
            System.out.println("The video camera is jammed - security watch system is canceled!");
            break;
        } else {//from ww  w  .j  a v  a  2  s .  com

            for (WatchEvent<?> watchEvent : key.pollEvents()) {

                final Kind<?> kind = watchEvent.kind();

                if (kind == StandardWatchEventKinds.OVERFLOW) {
                    continue;
                }

                if (kind == StandardWatchEventKinds.ENTRY_CREATE) {

                    //get the filename for the event
                    final WatchEvent<Path> watchEventPath = (WatchEvent<Path>) watchEvent;
                    final Path filename = watchEventPath.context();
                    final Path child = path.resolve(filename);

                    if (Files.probeContentType(child).equals("image/jpeg")) {

                        //print it out the video capture time
                        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MMM-dd HH:mm:ss");
                        System.out.println("Video capture successfully at: " + dateFormat.format(new Date()));
                    } else {
                        System.out.println("The video camera capture format failed! This could be a virus!");
                        break OUTERMOST;
                    }
                }
            }

            boolean valid = key.reset();
            if (!valid) {
                break;
            }
        }
    }

    watchService.close();
}

From source file:SecurityWatch.java

public void watchVideoCamera(Path path) throws IOException, InterruptedException {

    watchService = FileSystems.getDefault().newWatchService();
    register(path, StandardWatchEventKinds.ENTRY_CREATE);

    OUTERMOST: while (true) {

        final WatchKey key = watchService.poll();

        if (key == null) {
            System.out.println("The video camera is jammed - security watch system is canceled!");
            break;
        } else {/* ww w  .  jav a 2  s. c  o m*/

            for (WatchEvent<?> watchEvent : key.pollEvents()) {

                final Kind<?> kind = watchEvent.kind();

                if (kind == StandardWatchEventKinds.OVERFLOW) {
                    continue;
                }

                if (kind == StandardWatchEventKinds.ENTRY_CREATE) {

                    //get the filename for the event
                    final WatchEvent<Path> watchEventPath = (WatchEvent<Path>) watchEvent;
                    final Path filename = watchEventPath.context();
                    final Path child = path.resolve(filename);

                    if (Files.probeContentType(child).equals("image/jpeg")) {

                        //print it out the video capture time
                        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MMM-dd HH:mm:ss");
                        System.out.println("Video capture successfully at: " + dateFormat.format(new Date()));
                    } else {
                        System.out.println("The video camera capture format failed! This could be a virus!");
                        break OUTERMOST;
                    }
                }
            }

            boolean valid = key.reset();
            if (!valid) {
                break;
            }
        }
    }

    watchService.close();
}

From source file:net.sourceforge.pmd.docs.RuleSetResolverTest.java

@Test
public void resolveAllRulesets() {
    Path basePath = FileSystems.getDefault().getPath(".").resolve("..").toAbsolutePath().normalize();
    List<String> additionalRulesets = GenerateRuleDocsCmd.findAdditionalRulesets(basePath);

    filterRuleSets(additionalRulesets);//  ww  w  .ja va 2  s.co m

    RuleSetFactory ruleSetFactory = new RuleSetFactory();
    for (String filename : additionalRulesets) {
        try {
            ruleSetFactory.createRuleSet(filename);
        } catch (RuntimeException | RuleSetNotFoundException e) {
            fail("Couldn't load ruleset " + filename + ": " + e.getMessage());
        }
    }
}