1 package org.apache.lucene.queryParser.standard.builders;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
8 * (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
20 import java.util.List;
22 import org.apache.lucene.messages.MessageImpl;
23 import org.apache.lucene.queryParser.core.QueryNodeException;
24 import org.apache.lucene.queryParser.core.builders.QueryTreeBuilder;
25 import org.apache.lucene.queryParser.core.messages.QueryParserMessages;
26 import org.apache.lucene.queryParser.core.nodes.AnyQueryNode;
27 import org.apache.lucene.queryParser.core.nodes.QueryNode;
28 import org.apache.lucene.search.BooleanClause;
29 import org.apache.lucene.search.BooleanQuery;
30 import org.apache.lucene.search.Query;
31 import org.apache.lucene.search.BooleanQuery.TooManyClauses;
33 public class AnyQueryNodeBuilder implements StandardQueryBuilder {
35 public AnyQueryNodeBuilder() {
39 public BooleanQuery build(QueryNode queryNode) throws QueryNodeException {
40 AnyQueryNode andNode = (AnyQueryNode) queryNode;
42 BooleanQuery bQuery = new BooleanQuery();
43 List<QueryNode> children = andNode.getChildren();
45 if (children != null) {
47 for (QueryNode child : children) {
48 Object obj = child.getTag(QueryTreeBuilder.QUERY_TREE_BUILDER_TAGID);
51 Query query = (Query) obj;
54 bQuery.add(query, BooleanClause.Occur.SHOULD);
55 } catch (TooManyClauses ex) {
57 throw new QueryNodeException(new MessageImpl(
59 * IQQQ.Q0028E_TOO_MANY_BOOLEAN_CLAUSES,
60 * BooleanQuery.getMaxClauseCount()
61 */QueryParserMessages.EMPTY_MESSAGE), ex);
71 bQuery.setMinimumNumberShouldMatch(andNode.getMinimumMatchingElements());