}
    }

    protected void appendJarFile(final String cpSeparator, final StringBuilder buf, final File libDir, final String basePath) {
        final File[] jarFiles = libDir.listFiles((FilenameFilter) (dir, name) -> name.toLowerCase().endsWith(".jar"));
        if (jarFiles != null) {
            for (final File file : jarFiles) {
                buf.append(cpSeparator);

        out.close();
      }
    } finally {
      in.close();
    }
  }

  @CanIgnoreReturnValue
  private boolean delete(File file) {
    if (file.isDirectory()) {
      File[] files = file.listFiles();
      if (files != null) {
        for (File f : files) {
          if (!delete(f)) {
            return false;
          }
        }
      }
    }

    if (!file.delete()) {

            }
            return list.toArray(new String[list.size()]);
        }
        catch ( CIFSException e ) {
            throw SmbException.wrap(e);
        }
    }


    static SmbFile[] listFiles ( SmbFile root, String wildcard, int searchAttributes, final SmbFilenameFilter fnf, final SmbFileFilter ff )
            throws SmbException {
        try ( CloseableIterator<SmbResource> it = doEnum(
            root,

    private static void cleanPsOutputAndThreaddumpFilesFromPreviousRun(File rootProjectDir) {
        if (executionMode == ExecutionMode.KILL_LEAKED_PROCESSES_FROM_PREVIOUS_BUILDS) {
            File[] psOutputs = rootProjectDir.listFiles((__, name) -> name.endsWith(".psoutput") || name.endsWith(".threaddump"));
            if (psOutputs != null) {
                Stream.of(psOutputs).forEach(File::delete);
            }
        }
    }

     * @param handler
     *            クラスを処理するハンドラ
     */
    protected static void traverseFileSystem(final File dir, final String packageName, final ClassHandler handler) {
        for (final File file : dir.listFiles()) {
            final String fileName = file.getName();
            if (file.isDirectory()) {
                traverseFileSystem(file, ClassUtil.concatName(packageName, fileName), handler);

     * @param handler
     *            リソースを処理するハンドラ
     */
    protected static void traverseFileSystem(final File rootDir, final File baseDir, final ResourceHandler handler) {
        for (final File file : baseDir.listFiles()) {
            if (file.isDirectory()) {
                traverseFileSystem(rootDir, file, handler);
            } else {
                final int pos = FileUtil.getCanonicalPath(rootDir).length();

        @Override
        public Iterable<File> successors(File file) {
          // check isDirectory() just because it may be faster than listFiles() on a non-directory
          if (file.isDirectory()) {
            File[] files = file.listFiles();
            if (files != null) {
              return Collections.unmodifiableList(Arrays.asList(files));
            }
          }

        SimpleDateFormat sdf = new SimpleDateFormat("MM/d/yy h:mm a");
        GregorianCalendar cal = new GregorianCalendar();

        sdf.setCalendar(cal);

        dirents = dir.listFiles();
        if ( log.isDebugEnabled() ) {
            log.debug(dirents.length + " items listed");
        }
        sorted = new LinkedList<>();
        if ( ( fmt = req.getParameter("fmt") ) == null ) {

        ListIterator iter;
        SimpleDateFormat sdf = new SimpleDateFormat( "MM/d/yy h:mm a" );
        GregorianCalendar cal = new GregorianCalendar();

        sdf.setCalendar( cal );

        dirents = dir.listFiles();
        if( log.level > 2 )
            log.println( dirents.length + " items listed" );
        sorted = new LinkedList();
        if(( fmt = req.getParameter( "fmt" )) == null ) {
            fmt = "col";

        File directory,
        String packagePrefix,
        Set<File> currentPath,
        ImmutableSet.Builder<ResourceInfo> builder)
        throws IOException {
      File[] files = directory.listFiles();
      if (files == null) {
        logger.warning("Cannot read directory " + directory);
        // IO error, just skip the directory
        return;
      }
      for (File f : files) {