Example usage for java.nio.file SimpleFileVisitor SimpleFileVisitor

Introduction

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

Prototype

protected SimpleFileVisitor() 

Source Link

Document

Initializes a new instance of this class.

Usage

From source file:org.apdplat.superword.tools.WordClassifierForWebster.java

public static void parseZip(String zipFile) {
    LOGGER.info("?ZIP" + zipFile);
    try (FileSystem fs = FileSystems.newFileSystem(Paths.get(zipFile),
            WordClassifierForWebster.class.getClassLoader())) {
        for (Path path : fs.getRootDirectories()) {
            LOGGER.info("?" + path);
            Files.walkFileTree(path, new SimpleFileVisitor<Path>() {

                @Override//from  w ww. j av  a  2  s  . c o m
                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                    LOGGER.info("?" + file);
                    // ?
                    Path temp = Paths.get("target/origin-html-temp.txt");
                    Files.copy(file, temp, StandardCopyOption.REPLACE_EXISTING);
                    parseFile(temp.toFile().getAbsolutePath());
                    return FileVisitResult.CONTINUE;
                }

            });
        }
    } catch (Exception e) {
        LOGGER.error("?", e);
    }
}

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From source file:org.phenotips.variantstore.input.exomiser6.tsv.Exomiser6TSVManager.java

@Override
public List<String> getAllIndividuals() {
    final List<String> list = new ArrayList<>();

    try {/*from  www. j a va 2  s  .com*/
        Files.walkFileTree(this.path, new SimpleFileVisitor<Path>() {
            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                if (attrs.isDirectory()) {
                    return FileVisitResult.CONTINUE;
                }
                String filename = file.getFileName().toString();
                String id = StringUtils.removeEnd(filename, suffix);
                list.add(id);
                return FileVisitResult.CONTINUE;
            }
        });
    } catch (IOException e) {
        logger.error("Error getting all individuals", e);
    }

    return list;
}

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From source file:com.reactive.hzdfs.dll.JarModuleLoader.java

private Set<File> walkDirectory(Path directory) {
    final Set<File> walkedFiles = new LinkedHashSet<File>();
    try {/* w  w w.j  a  v a2s . c om*/
        registerWatch(directory);
        Files.walkFileTree(directory, new SimpleFileVisitor<Path>() {

            @Override
            public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
                FileVisitResult fileVisitResult = super.preVisitDirectory(dir, attrs);
                registerWatch(dir);
                return fileVisitResult;
            }

            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                FileVisitResult fileVisitResult = super.visitFile(file, attrs);
                if (isJarFile(file.toFile()))
                    walkedFiles.add(file.toFile());

                return fileVisitResult;
            }

        });
    } catch (IOException e) {
        log.error("Failed to walk directory: " + directory.toString(), e);
    }
    return walkedFiles;
}

---

From source file:org.application.backupsync.PathName.java

public List<PathName> walk() throws IOException {
    final List<PathName> result;

    result = new ArrayList<>();

    if (Files.isReadable(this.path)) {
        Files.walkFileTree(this.path, new SimpleFileVisitor<Path>() {

            @Override//from   w  ww  . ja va2s  .c om
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                result.add(new PathName(file));
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult postVisitDirectory(Path dir, IOException ex) {
                result.add(new PathName(dir));
                return FileVisitResult.CONTINUE;
            }
        });
    } else {
        throw new IllegalArgumentException("Directory cannot be read: " + this.path.toString());
    }
    return result;
}

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From source file:com.yahoo.bard.webservice.util.Utils.java

/**
 * Delete files or directories in the specified path.
 *
 * @param path  The pathname/*from   www. ja  va2 s.c o  m*/
 */
public static void deleteFiles(String path) {
    Path directory = Paths.get(path);

    try {
        Files.walkFileTree(directory, new SimpleFileVisitor<Path>() {
            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                Files.delete(file);
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
                Files.delete(dir);
                return FileVisitResult.CONTINUE;
            }

        });
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

---

From source file:lc.kra.servlet.FileManagerServlet.java

/**
 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
 */// ww w .  j  av  a 2 s .co m
protected void service(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    Files files = null;
    File file = null, parent;
    String path = request.getParameter("path"), type = request.getContentType(),
            search = request.getParameter("search"), mode;

    if (path == null || !(file = new File(path)).exists())
        files = new Roots();
    else if (request.getParameter("zip") != null) {
        File zipFile = File.createTempFile(file.getName() + "-", ".zip");
        if (file.isFile())
            ZipUtil.addEntry(zipFile, file.getName(), file);
        else if (file.isDirectory())
            ZipUtil.pack(file, zipFile);
        downloadFile(response, zipFile, permamentName(zipFile.getName()), "application/zip");
    } else if (request.getParameter("delete") != null) {
        if (file.isFile())
            file.delete();
        else if (file.isDirectory()) {
            java.nio.file.Files.walkFileTree(file.toPath(), new SimpleFileVisitor<Path>() {
                @Override
                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                    java.nio.file.Files.delete(file);
                    return FileVisitResult.CONTINUE;
                }

                @Override
                public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
                    java.nio.file.Files.delete(dir);
                    return FileVisitResult.CONTINUE;
                }
            });
        }
    } else if ((mode = request.getParameter("mode")) != null) {
        boolean add = mode.startsWith("+");
        if (mode.indexOf('r') > -1)
            file.setReadable(add);
        if (mode.indexOf('w') > -1)
            file.setWritable(add);
        if (mode.indexOf('x') > -1)
            file.setExecutable(add);
    } else if (file.isFile())
        downloadFile(response, file);
    else if (file.isDirectory()) {
        if (search != null && !search.isEmpty())
            files = new Search(file.toPath(), search);
        else if (type != null && type.startsWith("multipart/form-data")) {
            for (Part part : request.getParts()) {
                String name;
                if ((name = partFileName(part)) == null) //retrieves <input type="file" name="...">, no other (e.g. input) form fields
                    continue;
                if (request.getParameter("unzip") == null)
                    try (OutputStream output = new FileOutputStream(new File(file, name))) {
                        copyStream(part.getInputStream(), output);
                    }
                else
                    ZipUtil.unpack(part.getInputStream(), file);
            }
        } else
            files = new Directory(file);
    } else
        throw new ServletException("Unknown type of file or folder.");

    if (files != null) {
        final PrintWriter writer = response.getWriter();
        writer.println(
                "<!DOCTYPE html><html><head><style>*,input[type=\"file\"]::-webkit-file-upload-button{font-family:monospace}</style></head><body>");
        writer.println("<p>Current directory: " + files + "</p><pre>");
        if (!(files instanceof Roots)) {
            writer.print(
                    "<form method=\"post\"><label for=\"search\">Search Files:</label> <input type=\"text\" name=\"search\" id=\"search\" value=\""
                            + (search != null ? search : "")
                            + "\"> <button type=\"submit\">Search</button></form>");
            writer.print(
                    "<form method=\"post\" enctype=\"multipart/form-data\"><label for=\"upload\">Upload Files:</label> <button type=\"submit\">Upload</button> <button type=\"submit\" name=\"unzip\">Upload & Unzip</button> <input type=\"file\" name=\"upload[]\" id=\"upload\" multiple></form>");
            writer.println();
        }
        if (files instanceof Directory) {
            writer.println("+ <a href=\"?path=" + URLEncoder.encode(path, ENCODING) + "\">.</a>");
            if ((parent = file.getParentFile()) != null)
                writer.println("+ <a href=\"?path=" + URLEncoder.encode(parent.getAbsolutePath(), ENCODING)
                        + "\">..</a>");
            else
                writer.println("+ <a href=\"?path=\">..</a>");
        }

        for (File child : files.listFiles()) {
            writer.print(child.isDirectory() ? "+ " : "  ");
            writer.print("<a href=\"?path=" + URLEncoder.encode(child.getAbsolutePath(), ENCODING)
                    + "\" title=\"" + child.getAbsolutePath() + "\">" + child.getName() + "</a>");
            if (child.isDirectory())
                writer.print(" <a href=\"?path=" + URLEncoder.encode(child.getAbsolutePath(), ENCODING)
                        + "&zip\" title=\"download\">&#8681;</a>");
            if (search != null && !search.isEmpty())
                writer.print(" <a href=\"?path="
                        + URLEncoder.encode(child.getParentFile().getAbsolutePath(), ENCODING)
                        + "\" title=\"go to parent folder\">&#128449;</a>");
            writer.println();
        }
        writer.print("</pre></body></html>");
        writer.flush();
    }
}

---

From source file:org.apdplat.superword.tools.WordClassifierForOxford.java

public static void parseZip(String zipFile) {
    LOGGER.info("?ZIP" + zipFile);
    try (FileSystem fs = FileSystems.newFileSystem(Paths.get(zipFile),
            WordClassifierForOxford.class.getClassLoader())) {
        for (Path path : fs.getRootDirectories()) {
            LOGGER.info("?" + path);
            Files.walkFileTree(path, new SimpleFileVisitor<Path>() {

                @Override/*  w  ww  . ja  va2s .c  om*/
                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                    LOGGER.info("?" + file);
                    // ?
                    Path temp = Paths.get("target/origin-html-temp.txt");
                    Files.copy(file, temp, StandardCopyOption.REPLACE_EXISTING);
                    parseFile(temp.toFile().getAbsolutePath());
                    return FileVisitResult.CONTINUE;
                }

            });
        }
    } catch (Exception e) {
        LOGGER.error("?", e);
    }
}

---

From source file:org.jboss.as.test.integration.logging.handlers.SocketHandlerTestCase.java

@AfterClass
public static void tearDown() throws Exception {
    undeploy(DEPLOYMENT_NAME);/*from ww  w  . j  av a 2s. c o  m*/
    // Clear the temporary directory and delete it
    Files.walkFileTree(TEMP_DIR, new SimpleFileVisitor<Path>() {
        @Override
        public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs) throws IOException {
            Files.delete(file);
            return FileVisitResult.CONTINUE;
        }

        @Override
        public FileVisitResult postVisitDirectory(final Path dir, final IOException exc) throws IOException {
            Files.delete(dir);
            return FileVisitResult.CONTINUE;
        }
    });
    Files.deleteIfExists(TEMP_DIR);
}

---

From source file:org.talend.dataprep.dataset.store.content.file.LocalFileContentStore.java

@Override
public void clear() {
    try {/*w  w  w .  j  av  a2s  . com*/
        Path path = FileSystems.getDefault().getPath(storeLocation);
        if (!path.toFile().exists()) {
            return;
        }

        Files.walkFileTree(path, new SimpleFileVisitor<Path>() {

            @Override
            public FileVisitResult visitFileFailed(Path file, IOException exc) throws IOException {
                // .nfs files are handled by the OS and can be deleted after the visitor started.
                // Exceptions on such files can be safely ignored
                if (file.getFileName().toFile().getName().startsWith(".nfs")) { //$NON-NLS-1$
                    LOGGER.warn("unable to delete {}", file.getFileName(), exc);
                    return FileVisitResult.CONTINUE;
                }
                throw exc;
            }

            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attributes) throws IOException {
                // Skip NFS file content
                if (!file.getFileName().toFile().getName().startsWith(".nfs")) { //$NON-NLS-1$
                    Files.delete(file);
                }
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult postVisitDirectory(Path dir, IOException e) throws IOException {
                if (e == null) {
                    return FileVisitResult.CONTINUE;
                } else {
                    // directory iteration failed
                    throw e;
                }
            }
        });
    } catch (IOException e) {
        LOGGER.error("Unable to clear local data set content.", e);
        throw new TDPException(DataSetErrorCodes.UNABLE_TO_CLEAR_DATASETS, e);
    }
}

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From source file:org.zaproxy.admin.VerifyCoreZapVersionsEntries.java

private static void readZapVersionsFiles() throws Exception {
    Optional<String> path = Arrays.stream(System.getProperty("java.class.path").split(File.pathSeparator))
            .filter(e -> e.endsWith("/ZapVersionsTests")).findFirst();
    assertThat(path).as("The ZapVersionsTests directory was not found on the classpath.").isPresent();

    zapVersionsfiles = new ArrayList<>();
    Files.walkFileTree(Paths.get(path.get()), new SimpleFileVisitor<Path>() {

        @Override/*from  w ww  .j av a2 s  .  c om*/
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) {
            String fileName = file.getFileName().toString();
            if (fileName.startsWith("ZapVersions") && fileName.endsWith(".xml")) {
                zapVersionsfiles.add(file);
            }
            return FileVisitResult.CONTINUE;
        }
    });

    Collections.sort(zapVersionsfiles);
}

---

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