Package org.apache.lucene.queryParser

Examples of org.apache.lucene.queryParser.QueryParserSettings


        XContentParser.Token token = parser.nextToken();
        assert token == XContentParser.Token.FIELD_NAME;
        String fieldName = parser.currentName();

        QueryParserSettings qpSettings = new QueryParserSettings();
        qpSettings.defaultField(fieldName);
        token = parser.nextToken();
        if (token == XContentParser.Token.START_OBJECT) {
            String currentFieldName = null;
            while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
                if (token == XContentParser.Token.FIELD_NAME) {
                    currentFieldName = parser.currentName();
                } else if (token.isValue()) {
                    if ("query".equals(currentFieldName)) {
                        qpSettings.queryString(parser.text());
                    } else if ("boost".equals(currentFieldName)) {
                        qpSettings.boost(parser.floatValue());
                    } else if ("enable_position_increments".equals(currentFieldName) || "enablePositionIncrements".equals(currentFieldName)) {
                        qpSettings.enablePositionIncrements(parser.booleanValue());
                    } else if ("allow_leading_wildcard".equals(currentFieldName) || "allowLeadingWildcard".equals(currentFieldName)) {
                        qpSettings.allowLeadingWildcard(parser.booleanValue());
                    } else if ("auto_generate_phrase_queries".equals(currentFieldName) || "autoGeneratePhraseQueries".equals(currentFieldName)) {
                        qpSettings.autoGeneratePhraseQueries(parser.booleanValue());
                    } else if ("lowercase_expanded_terms".equals(currentFieldName) || "lowercaseExpandedTerms".equals(currentFieldName)) {
                        qpSettings.lowercaseExpandedTerms(parser.booleanValue());
                    } else if ("phrase_slop".equals(currentFieldName) || "phraseSlop".equals(currentFieldName)) {
                        qpSettings.phraseSlop(parser.intValue());
                    } else if ("analyzer".equals(currentFieldName)) {
                        qpSettings.analyzer(parseContext.analysisService().analyzer(parser.text()));
                    } else if ("default_operator".equals(currentFieldName) || "defaultOperator".equals(currentFieldName)) {
                        String op = parser.text();
                        if ("or".equalsIgnoreCase(op)) {
                            qpSettings.defaultOperator(org.apache.lucene.queryParser.QueryParser.Operator.OR);
                        } else if ("and".equalsIgnoreCase(op)) {
                            qpSettings.defaultOperator(org.apache.lucene.queryParser.QueryParser.Operator.AND);
                        } else {
                            throw new QueryParsingException(parseContext.index(), "Query default operator [" + op + "] is not allowed");
                        }
                    } else if ("fuzzy_min_sim".equals(currentFieldName) || "fuzzyMinSim".equals(currentFieldName)) {
                        qpSettings.fuzzyMinSim(parser.floatValue());
                    } else if ("fuzzy_prefix_length".equals(currentFieldName) || "fuzzyPrefixLength".equals(currentFieldName)) {
                        qpSettings.fuzzyPrefixLength(parser.intValue());
                    } else if ("escape".equals(currentFieldName)) {
                        qpSettings.escape(parser.booleanValue());
                    } else if ("analyze_wildcard".equals(currentFieldName) || "analyzeWildcard".equals(currentFieldName)) {
                        qpSettings.analyzeWildcard(parser.booleanValue());
                    } else if ("rewrite".equals(currentFieldName)) {
                        qpSettings.rewriteMethod(QueryParsers.parseRewriteMethod(parser.textOrNull()));
                    }
                }
            }
            parser.nextToken();
        } else {
            qpSettings.queryString(parser.text());
            // move to the next token
            parser.nextToken();
        }

        if (qpSettings.analyzer() == null) {
            qpSettings.analyzer(parseContext.mapperService().searchAnalyzer());
        }

        if (qpSettings.queryString() == null) {
            throw new QueryParsingException(parseContext.index(), "No value specified for term query");
        }

        if (qpSettings.escape()) {
            qpSettings.queryString(org.apache.lucene.queryParser.QueryParser.escape(qpSettings.queryString()));
        }

        Query query = parseContext.indexCache().queryParserCache().get(qpSettings);
        if (query != null) {
            return query;
        }

        MapperQueryParser queryParser = parseContext.singleQueryParser(qpSettings);

        try {
            query = queryParser.parse(qpSettings.queryString());
            query.setBoost(qpSettings.boost());
            query = optimizeQuery(fixNegativeQueryIfNeeded(query));
            parseContext.indexCache().queryParserCache().put(qpSettings, query);
            return query;
        } catch (ParseException e) {
            throw new QueryParsingException(parseContext.index(), "Failed to parse query [" + qpSettings.queryString() + "]", e);
        }
    }
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