if (dest.exists() && !dest.canWrite()) {
            return;
        }
        try (BufferedInputStream in = new BufferedInputStream(new SmbFileInputStream(src));
                BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(dest))) {
            final byte[] buf = new byte[1024];
            int length;
            while (-1 < (length = in.read(buf))) {
                out.write(buf, 0, length);

        if (dest.exists() && !dest.canWrite()) {
            return;
        }
        try (BufferedInputStream in = new BufferedInputStream(new SmbFileInputStream(src));
                BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(dest))) {
            final byte[] buf = new byte[1024];
            int length;
            while (-1 < (length = in.read(buf))) {
                out.write(buf, 0, length);

    }

    /**
     * Wraps the output stream with a {@link BufferedOutputStream} if necessary.
     *
     * @param os the output stream
     * @return the wrapped output stream
     */
    protected static OutputStream wrap(final OutputStream os) {
        if (os instanceof BufferedOutputStream) {
            return os;
        }
        if (os instanceof ByteArrayOutputStream) {