return contentException;
    }

    /**
     * Sets the headers for the response.
     *
     * @param headers the headers to set.
     */
    public void setHeaders(final Map<String, List<String>> headers) {
        if (headers != null) {
            final Map<String, List<String>> map = new HashMap<>();
            headers.entrySet().stream().filter(e -> e.getKey() != null).forEach(

                SmbSession.logon(dc, ntlm);
            } catch (final SmbAuthException sae) {
                response.setHeader("WWW-Authenticate", "NTLM");
                if (offerBasic) {
                    response.addHeader("WWW-Authenticate", "Basic realm=\"" + realm + "\"");
                }
                response.setHeader("Connection", "close");
                response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);

                final Type2Message type2 = new Type2Message(tc, type1, challenge, null);
                msg = new String(Base64.encode(type2.toByteArray()), "US-ASCII");
                resp.setHeader("WWW-Authenticate", "NTLM " + msg);
            } else if (src[8] == 3) {
                final Type3Message type3 = new Type3Message(src);
                byte[] lmResponse = type3.getLMResponse();

            } catch (final SmbAuthException sae) {
                response.setHeader("WWW-Authenticate", "NTLM");
                if (offerBasic) {
                    response.addHeader("WWW-Authenticate", "Basic realm=\"" + this.realm + "\"");
                }
                response.setHeader("Connection", "close");
                response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);

                final Type1Message type1 = new Type1Message(src);
                final Type2Message type2 = new Type2Message(type1, challenge, null);
                msg = Base64.encode(type2.toByteArray());
                resp.setHeader("WWW-Authenticate", "NTLM " + msg);
            } else if (src[8] == 3) {
                final Type3Message type3 = new Type3Message(src);
                byte[] lmResponse = type3.getLMResponse();