throw new UnsupportedOperationException("getFacetInfo() is not supported in this implementation");
        }

        @Override
        public String getSort() {
            throw new UnsupportedOperationException("getSort() is not supported in this implementation");
        }

        @Override
        public int getStartPosition() {

            return null;
        }

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

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

        @Override
        public int getStartPosition() {
            return 0;
        }

        @Override
        public int getPageSize() {