D-Net

        String keywords = request.getParameter("keywords");

        String title = request.getParameter("title");

        String author = request.getParameter("author");

        addMetadataQueryTerm(null, keywords, queryBuilder);

        addMetadataQueryTerm("resulttitle", title, queryBuilder);

        addMetadataQueryTerm("relperson", author, queryBuilder);

    }

    public static void enhanceQueryWithProjectMetadataKeywords(StringBuilder queryBuilder, HttpServletRequest request) {