1 package org.apache.lucene.queryParser.surround.query;
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19 import java.util.List;
20 import org.apache.lucene.search.Query;
21 import org.apache.lucene.search.BooleanQuery;
22 import org.apache.lucene.search.BooleanClause;
24 public class NotQuery extends ComposedQuery {
25 public NotQuery(List<SrndQuery> queries, String opName) { super(queries, true /* infix */, opName); }
28 public Query makeLuceneQueryFieldNoBoost(String fieldName, BasicQueryFactory qf) {
29 List<Query> luceneSubQueries = makeLuceneSubQueriesField(fieldName, qf);
30 BooleanQuery bq = new BooleanQuery();
31 bq.add( luceneSubQueries.get(0), BooleanClause.Occur.MUST);
32 SrndBooleanQuery.addQueriesToBoolean(bq,
33 // FIXME: do not allow weights on prohibited subqueries.
34 luceneSubQueries.subList(1, luceneSubQueries.size()),
35 // later subqueries: not required, prohibited
36 BooleanClause.Occur.MUST_NOT);