this.geoInfo = geoInfo;
            return this;
        }

        public SearchConditionBuilder highlightInfo(final HighlightInfo highlightInfo) {
            this.highlightInfo = highlightInfo;
            return this;
        }

        public SearchConditionBuilder similarDocHash(final String similarDocHash) {

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

        @Override
        public HighlightInfo getHighlightInfo() {
            return new HighlightInfo();
        }
    }

    @Override
    protected void writeHeaders(final HttpServletResponse response) {