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package org.apache.lucene.queryParser.surround.query;
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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import java.util.List;
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import org.apache.lucene.search.Query;
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import org.apache.lucene.search.BooleanQuery;
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import org.apache.lucene.search.BooleanClause;
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public class NotQuery extends ComposedQuery {
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public NotQuery(List<SrndQuery> queries, String opName) { super(queries, true /* infix */, opName); }
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public Query makeLuceneQueryFieldNoBoost(String fieldName, BasicQueryFactory qf) {
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List<Query> luceneSubQueries = makeLuceneSubQueriesField(fieldName, qf);
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BooleanQuery bq = new BooleanQuery();
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bq.add( luceneSubQueries.get(0), BooleanClause.Occur.MUST);
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SrndBooleanQuery.addQueriesToBoolean(bq,
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// FIXME: do not allow weights on prohibited subqueries.
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luceneSubQueries.subList(1, luceneSubQueries.size()),
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// later subqueries: not required, prohibited
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BooleanClause.Occur.MUST_NOT);