}

                final Path path = env.configDir().resolve(filePath);

                try {
                    final File file = path.toFile();
                    if (file.exists()) {
                        reloadableFile = file;
                    }

    StringWriter writer = new StringWriter();

    StringBuilder builder = new StringBuilder();

    URL url = ResourceUtil.getResource(getClass().getName().replace('.', '/') + ".txt");

    File inputFile = URLUtil.toFile(url);

    File outputFile = new File(inputFile.getParentFile(), ".out");

    /**
     * @throws Exception
     */
    @Test
    public void testIsToOs() throws Exception {

     */
    public static File[] getPluginJarFiles(final FilenameFilter filter) {
        final File libDir = getPluginPath().toFile();
        if (!libDir.exists()) {
            return new File[0];
        }
        return libDir.listFiles(filter);
    }

    /**
     * Resolves system properties in a given string.

            if (varPath != null) {
                baseDir = new File(varPath, THUMBNAILS_DIR_NAME);
            } else {
                baseDir = ResourceUtil.getThumbnailPath().toFile();
            }
        }
        if (baseDir.mkdirs()) {
            logger.info("Created thumbnail directory: {}", baseDir.getAbsolutePath());
        }
        if (!baseDir.isDirectory()) {

            if (normalizedPath.contains("..")) {
                throw new IllegalArgumentException("Invalid file path");
            }
            final File file = filePath.toFile();
            final String canonicalPath = file.getCanonicalPath();
            final String varPath = System.getProperty("fess.var.path");
            if (varPath != null) {

     *
     * @param fileUrl
     *            The URL of the Jar file. Must not be {@literal null}.
     * @return The {@link File} of the Jar file.
     */
    public static File toFile(final URL fileUrl) {
        assertArgumentNotNull("fileUrl", fileUrl);

        try {
            final String path = URLDecoder.decode(fileUrl.getPath(), "UTF-8");
            return new File(path).getAbsoluteFile();

     * @param req the HTTP servlet request
     * @param resp the HTTP servlet response
     * @param file the SMB file to download
     * @throws IOException if an I/O error occurs
     */
    protected void doFile(final HttpServletRequest req, final HttpServletResponse resp, final SmbFile file) throws IOException {
        final byte[] buf = new byte[8192];

        @SuppressWarnings("resource")

     * @return The base directory above the root package.
     */
    protected static File getBaseDir(final URL url, final String baseName) {
        assertArgumentNotNull("url", url);

        File file = URLUtil.toFile(url);
        final String[] paths = StringUtil.split(baseName, "/");
        for (final String path : paths) {
            file = file.getParentFile();
        }
        return file;
    }

    /**

/**
 * @author koichik
 *
 */
public class FileUtilTest {

    URL url = ResourceUtil.getResource(getClass().getName().replace('.', '/') + ".txt");

    File inputFile = URLUtil.toFile(url);

    @Rule
    public TemporaryFolder tempFolder = new TemporaryFolder();

    /**
     * @throws Exception
     */
    @Test
    public void testFileToFile() throws Exception {

     * @param req the HTTP servlet request
     * @param resp the HTTP servlet response
     * @param file the SMB file to download
     * @throws IOException if an I/O error occurs
     */
    protected void doFile(final HttpServletRequest req, final HttpServletResponse resp, final SmbFile file) throws IOException {
        final byte[] buf = new byte[8192];
        String url, type;
        int n;