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,
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20 import org.apache.lucene.queryParser.core.QueryNodeException;
21 import org.apache.lucene.queryParser.core.builders.QueryTreeBuilder;
22 import org.apache.lucene.queryParser.core.nodes.GroupQueryNode;
23 import org.apache.lucene.queryParser.core.nodes.QueryNode;
24 import org.apache.lucene.search.Query;
27 * Builds no object, it only returns the {@link Query} object set on the
28 * {@link GroupQueryNode} object using a
29 * {@link QueryTreeBuilder#QUERY_TREE_BUILDER_TAGID} tag.
31 public class GroupQueryNodeBuilder implements StandardQueryBuilder {
33 public GroupQueryNodeBuilder() {
37 public Query build(QueryNode queryNode) throws QueryNodeException {
38 GroupQueryNode groupNode = (GroupQueryNode) queryNode;
40 return (Query) (groupNode).getChild().getTag(
41 QueryTreeBuilder.QUERY_TREE_BUILDER_TAGID);