本文整理了Java中slash.common.io.Files类的一些代码示例，展示了Files类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Files类的具体详情如下：
包路径：slash.common.io.Files
类名称：Files

Files介绍

[英]Provides file and file name functionality.
[中]提供文件和文件名功能。

代码示例

代码示例来源：origin: cpesch/RouteConverter

/**
 * @param file the file to find the extension
 * @return the extension of the file, which are the characters
 * starting with the last dot in the file name in lowercase characters
 */
public static String getExtension(File file) {
  return getExtension(file.getName());
}

代码示例来源：origin: cpesch/RouteConverter

public String getUrl() {
  return printArrayToDialogString(getHosts().toArray(), false);
}

代码示例来源：origin: cpesch/RouteConverter

static String calculateConvertFileName(File file, int index, int maximum, String extension, int fileNameLength) {
  String name = file.getName();
  name = removeExtension(name);
  name = name.substring(0, min(name.length(), fileNameLength));
  if (calculateNumberLength(maximum) > 0) {
    String number = numberToString(index, maximum);
    name = name.substring(0, min(name.length(), fileNameLength - number.length()));
    name += number;
  }
  name = setExtension(name, extension);
  File parentFile = file.getParentFile();
  String path = parentFile != null ? parentFile.getPath() : ".";
  return new File(path, name).getAbsolutePath();
}

代码示例来源：origin: cpesch/RouteConverter

public static String createReadablePath(URL url) {
  File file = toFile(url);
  if (file != null)
    return createReadablePath(file);
  return url.toExternalForm();
}

代码示例来源：origin: cpesch/RouteConverter

public static void recursiveDelete(File path) throws IOException {
  File[] files = path.listFiles();
  if (files != null) {
    for (File file : files) {
      if (file.isDirectory())
        recursiveDelete(file);
      delete(file);
    }
  }
  delete(path);
}

代码示例来源：origin: cpesch/RouteConverter

/**
 * Replace the extension of the given file name with the
 * given extension.
 *
 * @param name      the file name to replace the extension
 * @param extension the new extension for the file name
 * @return the file name with the given extension
 */
public static String setExtension(String name, String extension) {
  name = removeExtension(name);
  name += extension;
  return name;
}

代码示例来源：origin: cpesch/RouteConverter

public synchronized void scanMaps() throws IOException {
  invokeInAwtEventQueue(() -> availableOfflineMapsModel.clear());
  long start = currentTimeMillis();
  final File mapsDirectory = getMapsDirectory();
  List<File> mapFiles = collectFiles(mapsDirectory, DOT_MAP);
  File[] mapFilesArray = mapFiles.toArray(new File[0]);
  for (final File file : mapFilesArray) {
    // avoid directory with world.map
    if(file.getParent().endsWith("routeconverter"))
      continue;
    checkFile(file);
    invokeInAwtEventQueue(() ->
      availableOfflineMapsModel.addOrUpdateItem(new VectorMap(removePrefix(mapsDirectory, file), file.toURI().toString(), extractBoundingBox(file), file))
    );
  }
  long end = currentTimeMillis();
  log.info(format("Collected %d map files %s from %s in %d milliseconds",
      mapFilesArray.length, printArrayToDialogString(mapFilesArray, false), mapsDirectory, (end - start)));
}

代码示例来源：origin: cpesch/RouteConverter

private void saveFiles(File[] files, NavigationFormat format, BaseRoute route,
            boolean exportSelectedRoute, boolean confirmOverwrite, boolean openAfterSave) {
  final RouteConverter r = RouteConverter.getInstance();
  String targetsAsString = printArrayToDialogString(files, true);
  startWaitCursor(r.getFrame().getRootPane());
  try {
        openPositionList(toUrls(files), getNavigationFormatRegistry().getReadFormatsWithPreferredFormat(format));
        log.info(format("Open after save: %s", files[0]));
        String path = createReadablePath(url);
        urlModel.setString(path);
        recentUrlsModel.addUrl(url);

代码示例来源：origin: cpesch/RouteConverter

private void doExtract(File tempFile, File destination, boolean flatten) throws IOException {
  try (ZipInputStream zipInputStream = new ZipInputStream(new FileInputStream(tempFile))) {
    ZipEntry entry = zipInputStream.getNextEntry();
    while (entry != null) {
      if (entry.isDirectory()) {
        if (!flatten) {
          File directory = new File(destination, entry.getName());
          handleDirectory(directory, entry);
        }
      } else {
        File extracted;
        if(flatten)
          extracted = new File(destination, lastPathFragment(entry.getName(), MAX_VALUE));
        else {
          extracted = new File(destination, entry.getName());
        }
        File directory = extracted.getParentFile();
        handleDirectory(directory, entry);
        log.info(format("Extracting from %s to %s", tempFile, extracted));
        FileOutputStream output = new FileOutputStream(extracted);
        new Copier(listener).copy(zipInputStream, output, 0, entry.getSize());
        // do not close zip input stream
        closeQuietly(output);
        setLastModified(extracted, fromMillis(entry.getTime()));
        zipInputStream.closeEntry();
      }
      entry = zipInputStream.getNextEntry();
    }
  }
}

代码示例来源：origin: cpesch/RouteConverter

public static String lastPathFragment(String path, int maximumLength) {
  return lastPathFragment(path, maximumLength, false);
}

代码示例来源：origin: cpesch/RouteConverter

private File createSelectedTarget() {
  File target = new File(urlModel.getString());
  target = findExistingPath(target);
  NavigationFormat format = formatAndRoutesModel.getFormat();
  File path = target != null ? target : new File(preferences.get(WRITE_PATH_PREFERENCE + format.getClass().getSimpleName(), ""));
  path = findExistingPath(path);
  if (path == null)
    path = new File("");
  String fileName = path.getName();
  if (format instanceof GoPal3RouteFormat)
    fileName = createGoPalFileName(fileName);
  return new File(calculateConvertFileName(new File(path.getParentFile(), fileName), "", format.getMaximumFileNameLength()));
}

代码示例来源：origin: cpesch/RouteConverter

public static String printArrayToDialogString(Object[] array, boolean shorten) {
    if (array == null)
      return "null";

    StringBuilder buffer = new StringBuilder();
    for (int i = 0; i < array.length; i++) {
      if (i > 0)
        if (i == array.length - 1)
          buffer.append(" and\n");
        else
          buffer.append(",\n");
      String string = array[i].toString();
      if(shorten)
        string = shortenPath(string, 60);
      buffer.append("'").append(string).append("'");
    }
    return buffer.toString();
  }
}

代码示例来源：origin: cpesch/RouteConverter

private void populateMenu() {
    menu.removeAll();

    List<URL> urls = recentUrlsModel.getUrls();
    for (URL url : urls) {
      File file = toFile(url);
      JMenuItem menuItem = new JMenuItem(new ReopenAction(url));
      String text = file != null ? file.getAbsolutePath() : url.toExternalForm();
      menuItem.setText(shortenPath(text, preferences.getInt(MAXIMUM_REOPEN_URL_MENU_TEXT_LENGTH_PREFERENCE, 80)));
      menuItem.setToolTipText(text);
      menu.add(menuItem);
    }
    menu.setEnabled(urls.size() > 0);
  }
}

代码示例来源：origin: cpesch/RouteConverter

public void delete() throws IOException {
  recursiveDelete(directory);
}

代码示例来源：origin: cpesch/RouteConverter

File source = absolutize(new File(args[0]));
if (!source.exists()) {
  log.severe("Source '" + source.getAbsolutePath() + "' does not exist; stopping.");
String baseName = removeExtension(args[2]);
File target = absolutize(new File(baseName + format.getExtension()));
if (target.exists()) {
  log.severe("Target '" + target.getAbsolutePath() + "' already exists; stopping.");

代码示例来源：origin: cpesch/RouteConverter

public static void setLastModified(File file, CompactCalendar lastModified) throws IOException {
  if (lastModified == null)
    return;
  setLastModified(file, lastModified.getTimeInMillis());
}

代码示例来源：origin: cpesch/RouteConverter

public static File[] createTargetFiles(File pattern, int fileCount, String extension, int fileNameLength) {
  File[] files = new File[fileCount];
  if (fileCount == 1) {
    files[0] = new File(calculateConvertFileName(pattern, extension, fileNameLength));
  } else {
    for (int i = 0; i < fileCount; i++) {
      files[i] = new File(calculateConvertFileName(pattern, i + 1, fileCount, extension, fileNameLength));
    }
  }
  return files;
}

代码示例来源：origin: cpesch/RouteConverter

public void openFile() {
  if (!confirmDiscard())
    return;
  RouteConverter r = RouteConverter.getInstance();
  JFileChooser chooser = createJFileChooser();
  chooser.setDialogTitle(RouteConverter.getBundle().getString("open-file-dialog-title"));
  setReadFormatFileFilters(chooser);
  chooser.setSelectedFile(createSelectedSource());
  chooser.setFileSelectionMode(FILES_ONLY);
  chooser.setMultiSelectionEnabled(true);
  int open = chooser.showOpenDialog(r.getFrame());
  if (open != APPROVE_OPTION)
    return;
  File[] selected = chooser.getSelectedFiles();
  if (selected == null || selected.length == 0)
    return;
  NavigationFormat selectedFormat = getSelectedFormat(chooser.getFileFilter());
  setReadFormatFileFilterPreference(selectedFormat);
  prepareForNewPositionList();
  List<URL> urls = toUrls(selected);
  List<NavigationFormat> formats = selectedFormat != null ?
      getNavigationFormatRegistry().getReadFormatsWithPreferredFormat(selectedFormat) :
      getNavigationFormatRegistry().getReadFormatsPreferredByExtension(getExtension(urls));
  openPositionList(urls, formats);
}

代码示例来源：origin: cpesch/RouteConverter

public void update(Category parent, String description) throws IOException {
  File category = toFile(new URL(parent.getHref()));
  File newName = new File(category, encodeFileName(description));
  if (newName.exists())
    throw new DuplicateNameException(format("%s %s already exists", newName.isDirectory() ? "Category" : "Route", description), newName.getAbsolutePath());
  if (!file.renameTo(newName))
    throw new IOException(format("Cannot rename %s to %s", file, newName));
  file = newName;
}

代码示例来源：origin: cpesch/RouteConverter

public static String generateChecksum(File file) throws IOException {
  try (InputStream inputStream = new FileInputStream(file)) {
    return generateChecksum(inputStream);
  }
}