protected void addMainQuery(BooleanQuery query, SolrParams solrParams) throws ParseException { Map<String, Float> phraseFields = SolrPluginUtils.parseFieldBoosts(solrParams.getParams(DisMaxParams.PF)); float tiebreaker = solrParams.getFloat(DisMaxParams.TIE, 0.0f); /* a parser for dealing with user input, which will convert * things to DisjunctionMaxQueries */ SolrPluginUtils.DisjunctionMaxQueryParser up = getParser(queryFields, DisMaxParams.QS, solrParams, tiebreaker); /* for parsing sloppy phrases using DisjunctionMaxQueries */ SolrPluginUtils.DisjunctionMaxQueryParser pp = getParser(phraseFields, DisMaxParams.PS, solrParams, tiebreaker); /* * * Main User Query * * */ parsedUserQuery = null; String userQuery = getString(); altUserQuery = null; if (userQuery == null || userQuery.trim().length() < 1) { // If no query is specified, we may have an alternate altUserQuery = getAlternateUserQuery(solrParams); query.add(altUserQuery, BooleanClause.Occur.MUST); } else { // There is a valid query string userQuery = SolrPluginUtils.partialEscape(SolrPluginUtils.stripUnbalancedQuotes(userQuery)).toString(); userQuery = SolrPluginUtils.stripIllegalOperators(userQuery).toString(); parsedUserQuery = getUserQuery(userQuery, up, solrParams); query.add(parsedUserQuery, BooleanClause.Occur.MUST); Query phrase = getPhraseQuery(userQuery, pp); if (null != phrase) { query.add(phrase, BooleanClause.Occur.SHOULD); } } }