001// --------------------------------------------------------------------------------
002// Copyright 2002-2024 Echo Three, LLC
003//
004// Licensed under the Apache License, Version 2.0 (the "License");
005// you may not use this file except in compliance with the License.
006// You may obtain a copy of the License at
007//
008//     http://www.apache.org/licenses/LICENSE-2.0
009//
010// Unless required by applicable law or agreed to in writing, software
011// distributed under the License is distributed on an "AS IS" BASIS,
012// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013// See the License for the specific language governing permissions and
014// limitations under the License.
015// --------------------------------------------------------------------------------
016
017package com.echothree.model.control.index.server.analysis;
018
019import org.apache.lucene.analysis.Analyzer;
020import org.apache.lucene.analysis.TokenStream;
021import org.apache.lucene.analysis.Tokenizer;
022import org.apache.lucene.analysis.LowerCaseFilter;
023import org.apache.lucene.analysis.standard.StandardTokenizer;
024
025public class DictionaryAnalyzer
026        extends Analyzer {
027
028    @Override
029    protected TokenStreamComponents createComponents(final String fieldName) {
030        final Tokenizer source = new StandardTokenizer();
031        final TokenStream result = new LowerCaseFilter(source);
032
033        return new TokenStreamComponents(source, result);
034    }
035
036}