* @since 14.0
   */
  public static String getNameWithoutExtension(String file) {
    checkNotNull(file);
    String fileName = new File(file).getName();
    int dotIndex = fileName.lastIndexOf('.');
    return (dotIndex == -1) ? fileName : fileName.substring(0, dotIndex);
  }

  /**
   * Returns a {@link Traverser} instance for the file and directory tree. The returned traverser

        File file = new File(dir, filename);

        String contents = FileUtils.fileRead(file, encoding);

        assertEquals(contentsTest, contents);
    }

    public File createFile(File dir, String filename, String contents, String encoding) throws IOException {
        File file = new File(dir, filename);

        file.getParentFile().mkdirs();

    protected Artifact getArtifactFromFileName(final ArtifactType artifactType, final String filename) {
        return getArtifactFromFileName(artifactType, filename, null);
    }

    public Artifact getArtifactFromFileName(final ArtifactType artifactType, final String filename, final String url) {
        final String baseName = StringUtils.removeEndIgnoreCase(filename, ".jar");
        final List<String> nameList = new ArrayList<>();

        final String filename = new String(Base64.getDecoder().decode(id), StandardCharsets.UTF_8).replace("..", "").replaceAll("\\s", "");
        final String logFilePath = systemHelper.getLogFilePath();
        if (StringUtil.isNotBlank(logFilePath) && isLogFilename(filename)) {
            final Path path = Paths.get(logFilePath, filename);
            return asStream(filename).contentTypeOctetStream().stream(out -> {

        }

        private String insertRepositoryKey(String filename, String repositoryKey) {
            String result;
            int idx = filename.indexOf('.');
            if (idx < 0) {
                result = filename + '-' + repositoryKey;
            } else {
                result = filename.substring(0, idx) + '-' + repositoryKey + filename.substring(idx);
            }
            return result;
        }

                final String index;
                final String filename;
                if (id.endsWith(".bulk")) {
                    index = id.substring(0, id.length() - 5);
                    filename = id;
                } else {
                    index = id;
                    filename = id + ".bulk";
                }
                return asStream(filename).contentTypeOctetStream().stream(out -> {

        protected String getBaseFileName(final String filePath) {
            final String fileName = new File(filePath).getName();
            int colonIndex = fileName.indexOf(':');
            if (colonIndex == -1) {
                colonIndex = fileName.indexOf("\\\\"); // Windows SMB
            }
            final int backslashIndex = fileName.lastIndexOf('\\');
            if (colonIndex > -1 && backslashIndex > -1) {

        for (final File file : dir.listFiles()) {
            final String fileName = file.getName();
            if (file.isDirectory()) {
                traverseFileSystem(file, ClassUtil.concatName(packageName, fileName), handler);
            } else if (fileName.endsWith(".class")) {
                final String shortClassName = fileName.substring(0, fileName.length() - CLASS_SUFFIX.length());

            final String contentDispositionValue;
            if (name.equals(encodedName)) {
                contentDispositionValue = contentDispositionType + "; filename=\"" + name + "\"";
            } else {
                contentDispositionValue = contentDispositionType + "; filename*=utf-8''" + encodedName;
            }
            if (logger.isDebugEnabled()) {

    /** The key of the configuration. e.g. filetype */
    String INDEX_FIELD_FILETYPE = "index.field.filetype";

    /** The key of the configuration. e.g. filename */
    String INDEX_FIELD_FILENAME = "index.field.filename";

    /** The key of the configuration. e.g. thumbnail */
    String INDEX_FIELD_THUMBNAIL = "index.field.thumbnail";

    /** The key of the configuration. e.g. virtual_host */