Example usage for java.nio.file Files walkFileTree

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

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Introduction

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

Prototype

public static Path walkFileTree(Path start, FileVisitor<? super Path> visitor) throws IOException

Source Link

Document

Walks a file tree.

Usage

From source file:software.coolstuff.springframework.owncloud.service.impl.local.OwncloudLocalResourceChecksumServiceTest.java

private String calculateChecksum(Path path) throws Exception {
    if (Files.isDirectory(path)) {
        fileVisitor.clearChecksums();/*from w  ww  .j ava 2 s .c o  m*/
        Files.walkFileTree(path, fileVisitor);
        return fileVisitor.getChecksum(path).orElse(null);
    }
    return calculateFileChecksum(path);
}

From source file:software.coolstuff.springframework.owncloud.service.impl.local.OwncloudLocalResourceServiceImpl.java

private OwncloudLocalQuotaImpl calculateUsedSpace(String username, Path baseLocation) {
    Path userBaseLocation = baseLocation.resolve(username);

    if (Files.notExists(userBaseLocation)) {
        return OwncloudLocalQuotaImpl.builder().username(username).location(baseLocation).build();
    }// w w w . j  av  a2 s.c  o m

    try {
        OwncloudLocalQuotaImpl quota = OwncloudLocalQuotaImpl.builder().username(username)
                .location(userBaseLocation).build();
        log.debug("Calculate the Space used by User {}", username);
        Files.walkFileTree(userBaseLocation, new UsedSpaceFileVisitor(quota::increaseUsed));
        return quota;
    } catch (IOException e) {
        String logMessage = "IOException while calculating the used Space of Location "
                + userBaseLocation.toAbsolutePath().normalize().toString();
        log.error(logMessage);
        throw new OwncloudLocalResourceException(logMessage, e);
    }
}

From source file:com.dotcms.content.elasticsearch.business.ESIndexHelper.java

/**
 * Finds file within the directory named "snapshot-"
 * @param snapshotDirectory/*from  ww  w .j ava 2  s  . c o m*/
 * @return
 * @throws IOException
 */
public String findSnapshotName(File snapshotDirectory) throws IOException {
    String name = null;
    if (snapshotDirectory.isDirectory()) {
        class SnapshotVisitor extends SimpleFileVisitor<Path> {
            private String fileName;

            public String getFileName() {
                return fileName;
            }

            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                if (file.getFileName().toString().startsWith(SNAPSHOT_PREFIX)) {
                    fileName = file.getFileName().toString();
                    return FileVisitResult.TERMINATE;
                }
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
                return FileVisitResult.CONTINUE;
            }
        }
        Path directory = Paths.get(snapshotDirectory.getAbsolutePath());
        SnapshotVisitor snapshotVisitor = new SnapshotVisitor();
        Files.walkFileTree(directory, snapshotVisitor);

        String fullName = snapshotVisitor.getFileName();
        if (fullName != null) {
            name = fullName.replaceFirst(SNAPSHOT_PREFIX, "");
        }
    }
    return name;
}

From source file:org.cryptomator.webdav.jackrabbit.resources.EncryptedDir.java

@Override
public void removeMember(DavResource member) throws DavException {
    final Path memberPath = ResourcePathUtils.getPhysicalPath(member);
    try {//from   w w w. ja  v a 2 s . c om
        Files.walkFileTree(memberPath, new DeletingFileVisitor());
    } catch (SecurityException e) {
        throw new DavException(DavServletResponse.SC_FORBIDDEN, e);
    } catch (IOException e) {
        throw new IORuntimeException(e);
    }
}

From source file:fr.ortolang.diffusion.client.cmd.CopyCommand.java

private void copy(Path localPath, String workspace, String remotePath) {
    try {//from   w ww.  ja v a  2s  .  c om
        Files.walkFileTree(localPath, new FileVisitor<Path>() {

            @Override
            public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
                switch (mode) {
                case "objects":
                    String remoteDir = remotePath + localPath.getParent().relativize(dir).toString();
                    System.out.println("Copying dir " + dir + " to " + workspace + ":" + remoteDir);
                    try {
                        client.writeCollection(workspace, remoteDir, "");
                    } catch (OrtolangClientException | OrtolangClientAccountException e) {
                        e.printStackTrace();
                        errors.append("-> Unable to copy dir ").append(dir).append(" to ").append(remoteDir)
                                .append("\r\n");
                        return FileVisitResult.TERMINATE;
                    }
                }
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                switch (mode) {
                case "objects":
                    String remoteFile = remotePath + localPath.getParent().relativize(file).toString();
                    System.out.println("Copying file " + file + " to " + workspace + ":" + remoteFile);
                    try {
                        client.writeDataObject(workspace, remoteFile, "", file.toFile(), null);
                    } catch (OrtolangClientException | OrtolangClientAccountException e) {
                        e.printStackTrace();
                        errors.append("-> Unable to copy file ").append(file).append(" to ").append(remoteFile)
                                .append("\r\n");
                        return FileVisitResult.TERMINATE;
                    }
                    break;
                case "metadata":
                    String remoteDir = remotePath
                            + localPath.getParent().relativize(file).getParent().toString();
                    System.out.println("Creating metadata file " + file + " to " + workspace + ":" + remoteDir);
                    String name = file.getFileName().toString();
                    try {
                        client.writeMetaData(workspace, remoteDir, name, null, file.toFile());
                    } catch (OrtolangClientException | OrtolangClientAccountException e) {
                        e.printStackTrace();
                        errors.append("-> Unable to copy file ").append(file).append(" to ").append(remoteDir)
                                .append("\r\n");
                        return FileVisitResult.TERMINATE;
                    }
                    break;
                }
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult visitFileFailed(Path file, IOException exc) throws IOException {
                return FileVisitResult.CONTINUE;
            }

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

        });
    } catch (IOException e) {
        System.out.println("Unable to walk file tree: " + e.getMessage());
    }
}

From source file:junit.org.rapidpm.microdao.HsqlDBBaseTestUtils.java

private boolean deleteDirectory(final String path) {
    final File indexDirectory = new File(path);
    if (indexDirectory.exists()) {
        try {//from  w  w  w.  j  a v a  2 s. com
            Files.walkFileTree(indexDirectory.toPath(), 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;
                }
            });
        } catch (IOException e) {
            e.printStackTrace();
            return false;
        }
        return true;
    }
    return false;
}

From source file:at.ac.tuwien.infosys.util.ImageUtil.java

public void clean() {
    if (imageTempDir != null && imageTempDir.toFile().exists()) {
        try {//from  ww  w  .  j  av a 2 s  . c  o  m
            Files.walkFileTree(imageTempDir, new RemoveFileVisitor());
        } catch (IOException e) {
            // e.printStackTrace();
        }
    }
    if (zipUtil != null)
        zipUtil.clean();
}

From source file:edu.mit.lib.handbag.Controller.java

public void initialize() {

    Image wfIm = new Image(getClass().getResourceAsStream("/SiteMap.png"));
    workflowLabel.setGraphic(new ImageView(wfIm));
    workflowLabel.setContentDisplay(ContentDisplay.BOTTOM);

    workflowChoiceBox.addEventHandler(ActionEvent.ACTION, event -> {
        if (workflowChoiceBox.getItems().size() != 0) {
            return;
        }/*from   w  ww.j a v  a 2  s .  co m*/
        ObservableList<Workflow> wflowList = FXCollections.observableArrayList(loadWorkflows());
        workflowChoiceBox.setItems(wflowList);
        workflowChoiceBox.getSelectionModel().selectedIndexProperty().addListener((ov, value, new_value) -> {
            int newVal = (int) new_value;
            if (newVal != -1) {
                Workflow newSel = workflowChoiceBox.getItems().get(newVal);
                if (newSel != null) {
                    workflowLabel.setText(newSel.getName());
                    generateBagName(newSel.getBagNameGenerator());
                    bagLabel.setText(bagName);
                    sendButton.setText(newSel.getDestinationName());
                    setMetadataList(newSel);
                }
            }
        });
    });

    Image bagIm = new Image(getClass().getResourceAsStream("/Bag.png"));
    bagLabel.setGraphic(new ImageView(bagIm));
    bagLabel.setContentDisplay(ContentDisplay.BOTTOM);

    Image sendIm = new Image(getClass().getResourceAsStream("/Cabinet.png"));
    sendButton.setGraphic(new ImageView(sendIm));
    sendButton.setContentDisplay(ContentDisplay.BOTTOM);
    sendButton.setDisable(true);
    sendButton.setOnAction(e -> transmitBag());

    Image trashIm = new Image(getClass().getResourceAsStream("/Bin.png"));
    trashButton.setGraphic(new ImageView(trashIm));
    trashButton.setContentDisplay(ContentDisplay.BOTTOM);
    trashButton.setDisable(true);
    trashButton.setOnAction(e -> reset(false));

    TreeItem<PathRef> rootItem = new TreeItem<>(new PathRef("", Paths.get("data")));
    rootItem.setExpanded(true);
    payloadTreeView.setRoot(rootItem);
    payloadTreeView.setOnDragOver(event -> {
        if (event.getGestureSource() != payloadTreeView && event.getDragboard().getFiles().size() > 0) {
            event.acceptTransferModes(TransferMode.COPY_OR_MOVE);
        }
        event.consume();
    });
    payloadTreeView.setOnDragDropped(event -> {
        Dragboard db = event.getDragboard();
        boolean success = false;
        if (db.getFiles().size() > 0) {
            for (File dragFile : db.getFiles()) {
                if (dragFile.isDirectory()) {
                    // explode directory and add expanded relative paths to tree
                    relPathSB = new StringBuilder();
                    try {
                        Files.walkFileTree(dragFile.toPath(), new SimpleFileVisitor<Path>() {
                            @Override
                            public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
                                    throws IOException {
                                relPathSB.append(dir.getFileName()).append("/");
                                return FileVisitResult.CONTINUE;
                            }

                            @Override
                            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
                                    throws IOException {
                                payloadTreeView.getRoot().getChildren()
                                        .add(new TreeItem<>(new PathRef(relPathSB.toString(), file)));
                                bagSize += Files.size(file);
                                return FileVisitResult.CONTINUE;
                            }
                        });
                    } catch (IOException ioe) {
                    }
                } else {
                    payloadTreeView.getRoot().getChildren()
                            .add(new TreeItem<>(new PathRef("", dragFile.toPath())));
                    bagSize += dragFile.length();
                }
            }
            bagSizeLabel.setText(scaledSize(bagSize, 0));
            success = true;
            updateButtons();
        }
        event.setDropCompleted(success);
        event.consume();
    });

    metadataPropertySheet.setModeSwitcherVisible(false);
    metadataPropertySheet.setDisable(false);
    metadataPropertySheet.addEventHandler(KeyEvent.ANY, event -> {
        checkComplete(metadataPropertySheet.getItems());
        event.consume();
    });
}

From source file:com.bekwam.resignator.commands.UnsignCommand.java

private void registerCleanup() {
    Runtime.getRuntime().addShutdownHook(new Thread() {
        @Override/*from   w  ww .ja v  a 2 s  .  c o  m*/
        public void run() {
            if (logger.isDebugEnabled()) {
                logger.debug("[UNSIGN] shutting down unsign jar command");
            }
            if (tempDir != null) {
                if (logger.isDebugEnabled()) {
                    logger.debug("[UNSIGN] tempDir is not null");
                }
                try {
                    Files.walkFileTree(tempDir, new SimpleFileVisitor<Path>() {
                        @Override
                        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
                                throws IOException {
                            if (logger.isDebugEnabled()) {
                                logger.debug("[UNSIGN] deleting file={}", file.getFileName());
                            }
                            Files.delete(file);
                            return FileVisitResult.CONTINUE;
                        }

                        @Override
                        public FileVisitResult postVisitDirectory(Path dir, IOException exc)
                                throws IOException {
                            if (exc == null) {
                                if (logger.isDebugEnabled()) {
                                    logger.debug("[UNSIGN] deleting dir={}", dir.getFileName());
                                }
                                Files.delete(dir);
                                return FileVisitResult.CONTINUE;
                            } else {
                                // directory iteration failed
                                throw exc;
                            }
                        }
                    });
                } catch (Exception exc) {
                    logger.error("error removing tempDir=" + tempDir, exc);
                }
            }
        }
    });
}

From source file:org.eclipse.vorto.remoterepository.internal.dao.FilesystemModelDAO.java

private void walkDirectoryTree(final ModelFoundHandler handler) {
    try {//from w ww.j  a va  2 s .  c  o  m
        Files.walkFileTree(Paths.get(getRepositoryBaseDirectory()), new SimpleFileVisitor<Path>() {
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                handler.handle(file);
                return FileVisitResult.CONTINUE;
            }
        });
    } catch (IOException e) {
        throw new RuntimeException("An I/O error was thrown", e);
    }
}