| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.lucene.queryparser.surround.query; |
| import java.util.List; |
| import java.util.Iterator; |
| import org.apache.lucene.search.Query; |
| import org.apache.lucene.search.BooleanClause; |
| |
| import java.io.IOException; |
| |
| /** |
| * Factory for disjunctions |
| */ |
| public class OrQuery extends ComposedQuery implements DistanceSubQuery { |
| public OrQuery(List<SrndQuery> queries, boolean infix, String opName) { |
| super(queries, infix, opName); |
| } |
| |
| @Override |
| public Query makeLuceneQueryFieldNoBoost(String fieldName, BasicQueryFactory qf) { |
| return SrndBooleanQuery.makeBooleanQuery( |
| /* subqueries can be individually boosted */ |
| makeLuceneSubQueriesField(fieldName, qf), BooleanClause.Occur.SHOULD); |
| } |
| |
| @Override |
| public String distanceSubQueryNotAllowed() { |
| Iterator<SrndQuery> sqi = getSubQueriesIterator(); |
| while (sqi.hasNext()) { |
| SrndQuery leq = sqi.next(); |
| if (leq instanceof DistanceSubQuery) { |
| String m = ((DistanceSubQuery)leq).distanceSubQueryNotAllowed(); |
| if (m != null) { |
| return m; |
| } |
| } else { |
| return "subquery not allowed: " + leq.toString(); |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| public void addSpanQueries(SpanNearClauseFactory sncf) throws IOException { |
| Iterator<SrndQuery> sqi = getSubQueriesIterator(); |
| while (sqi.hasNext()) { |
| SrndQuery s = sqi.next(); |
| ((DistanceSubQuery) s).addSpanQueries(sncf); |
| } |
| } |
| } |
| |