| using Lucene.Net.Index; |
| using Lucene.Net.Util; |
| |
| namespace Lucene.Net.QueryParsers.Surround.Query |
| { |
| /* |
| * 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. |
| */ |
| |
| /// <summary> |
| /// Simple single-term clause |
| /// </summary> |
| public class SrndTermQuery : SimpleTerm |
| { |
| public SrndTermQuery(string termText, bool quoted) |
| : base(quoted) |
| { |
| this.termText = termText; |
| } |
| |
| private readonly string termText; |
| public virtual string TermText => termText; |
| |
| public virtual Term GetLuceneTerm(string fieldName) |
| { |
| return new Term(fieldName, TermText); |
| } |
| |
| public override string ToStringUnquoted() |
| { |
| return TermText; |
| } |
| |
| public override void VisitMatchingTerms(IndexReader reader, string fieldName, IMatchingTermVisitor mtv) |
| { |
| /* check term presence in index here for symmetry with other SimpleTerm's */ |
| Terms terms = MultiFields.GetTerms(reader, fieldName); |
| if (terms != null) |
| { |
| TermsEnum termsEnum = terms.GetEnumerator(); |
| |
| TermsEnum.SeekStatus status = termsEnum.SeekCeil(new BytesRef(TermText)); |
| if (status == TermsEnum.SeekStatus.FOUND) |
| { |
| mtv.VisitMatchingTerm(GetLuceneTerm(fieldName)); |
| } |
| } |
| } |
| } |
| } |