connectTimeout = getInitParameter("connectTimeout", 0, Integer.class);
        dataTimeout = getInitParameter("dataTimeout", -1, Integer.class);
        controlEncoding = getInitParameter("controlEncoding", Constants.UTF_8, String.class);
        bufferSize = getInitParameter("bufferSize", 0, Integer.class);

        }

        @Override
        public ServletContext getServletContext() {
            throw new UnsupportedOperationException();
        }

        @Override
        public String getInitParameter(final String name) {
            if (SpnegoHttpFilter.Constants.LOGGER_LEVEL.equals(name)) {
                final String logLevel = getProperty(SPNEGO_LOGGER_LEVEL, StringUtil.EMPTY);