resp.flushBuffer();
            return;
        } catch (final DfsReferral dr) {
            StringBuffer redir = req.getRequestURL();
            final String qs = req.getQueryString();
            final DfsReferralData refdata = dr.getData();
            redir = new StringBuffer(redir.substring(0, redir.length() - req.getPathInfo().length()));
            redir.append('/');

            return null;
        }

        @Override
        public String getRequestedSessionId() {
            return null;
        }

        @Override
        public StringBuffer getRequestURL() {
            return null;
        }

        @Override
        public HttpSession getSession(boolean create) {
            return null;
        }

        @Override

        }

        @Override
        public String getRequestedSessionId() {
            return null;
        }

        @Override
        public StringBuffer getRequestURL() {
            return new StringBuffer("http://localhost:8080" + requestURI);
        }

        @Override
        public String getServletPath() {
            return "";
        }

        @Override

        return this;
    }

    public Ansi a(Object value) {
        flushAttributes();
        builder.append(value);
        return this;
    }

    public Ansi a(StringBuffer value) {
        flushAttributes();
        builder.append(value);
        return this;
    }

    public Ansi newline() {
        flushAttributes();
        builder.append(System.lineSeparator());

                return null;
            }

            @Override
            public String getRequestURI() {
                return null;
            }

            @Override
            public StringBuffer getRequestURL() {
                return null;
            }

            @Override
            public String getServletPath() {
                return null;
            }

            @Override

        }

        @Override
        public String getRequestURI() {
            throw new UnsupportedOperationException();
        }

        @Override
        public StringBuffer getRequestURL() {
            throw new UnsupportedOperationException();
        }

        @Override
        public String getServletPath() {
            throw new UnsupportedOperationException();
        }

            return null;
        }

        @Override
        public String getRequestURI() {
            return null;
        }

        @Override
        public StringBuffer getRequestURL() {
            return null;
        }

        @Override
        public String getServletPath() {
            return null;
        }

        @Override

    /**
     * This is the same as {@link jcifs.util.Hexdump#toHexString(int val, int
     * size)} but provides a more practical form when trying to avoid {@link
     * java.lang.String} concatenation and {@link java.lang.StringBuffer}.
     *
     * @param val the integer value to convert to hexadecimal characters
     * @param dst the destination character array to write the hex digits into

 * <code>java.lang.CharSequence</code> rather than <code>java.lang.String</code>. This is provided mainly as a
 * convenience, to enable developers to pass things like <code>java.lang.StringBuffer</code> directly into the logger,
 * rather than formatting first by calling <code>toString()</code>.
 *
 * @since 4.0.0
 */
@Experimental
@Provider
public interface Log {
    /**

    assertThat(ArbitraryInstances.get(StringBuilder.class).toString()).isEmpty();
    assertThat(ArbitraryInstances.get(StringBuffer.class).toString()).isEmpty();
    assertFreshInstanceReturned(
        ArrayList.class,
        HashMap.class,
        Appendable.class,
        StringBuilder.class,
        StringBuffer.class,
        Throwable.class,
        Exception.class);
  }